CN204974251U - Extension nozzle of self -adjusting cooling water velocity of flow - Google Patents
Extension nozzle of self -adjusting cooling water velocity of flow Download PDFInfo
- Publication number
- CN204974251U CN204974251U CN201520727285.9U CN201520727285U CN204974251U CN 204974251 U CN204974251 U CN 204974251U CN 201520727285 U CN201520727285 U CN 201520727285U CN 204974251 U CN204974251 U CN 204974251U
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- CN
- China
- Prior art keywords
- autorotation
- plug
- pinch roller
- shell body
- cooling water
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to an extension nozzle of self -adjusting cooling water velocity of flow extends the subdivision formula structure that the nozzle is upper and lower two parts, it mainly includes shell body and end cover, the terminal installation end cover of shell body to extend the nozzle, shell body internally mounted autorotation plug -in part, autorotation plug -in part pass through both sides pinch roller locking adjustment post to be fixed on the shell body, and autorotation plug -in part middle part is equipped with interior discharge orifice, and interior discharge orifice exit end is 45 tapering discharge orifices, through the pinch roller subassembly that can 360 just reversing that both sides pinch roller locking adjustment post and autorotation plug -in part compressed tightly that the terminal surface is equipped with, realize the autorotation plug -in part and do the autorotation campaign of adjustable orientation that discharge and water pressure that autorotation plug -in part center part is suitable are passed in the self -adjusting, make the water jet break through the steam layer, destroy the boiling membrane, prevent that the supercooling from leading to the fact the bad change of wire rod tissue, reduction wire rod heap steel rate, do benefit to the earial drainage of cooling water, make the wire rod evenly cool off to promote product quality.
Description
Technical field
The utility model relates to iron company's high-speed wire factory water-cooled process equipment, is specially a kind of extension nozzle of self-adjusting cooling water flow velocity.
Background technology
Iron company's high-speed line wire rod is one of staple product of steel and iron industry, is widely used in the industry-by-industries such as infrastructure, architectural engineering, automobile and metallic article; In high-speed wire production line, the Water cooling after rolling is a kind of based on steel structural transformation rule Controlled cooling process when cooling, and its cooling velocity and temperature are the principal elements affecting wire rod strength stability; In Water cooling system, the device generally adopted is nozzle ring cooler; Along the direction of advance ejection at a high speed of material in the water seam of cooling water ring-type injector, wire rod passes and is cooled in high-velocity flow; In Water cooling process, rolled piece be made to be cooled to rapidly predetermined temperature, need to provide stable pressure versus flow, ensure cooling capacity; Nozzle is as the core of water cooling plant, and its performance directly determines cooling effect; Have influence on the mechanical property of wire product and the critical process of uniformity thereof; Due to cooling water and the wire rod temperature difference huge, boiling phenomenon of examining and making cuts can be formed, the heat now conducted is high, wire rod lower the temperature rapid cooling water with wire comes into contact after rapid vaporization, heat insulation vapor film can be formed on the surface of wire rod, heat conduction is obstructed, and wire rod cooling efficiency is low, namely occurs film boiling phenomenon; When wire surface is cooled to lower than a certain critical-temperature, nuclear boiling phenomenon can restart again; Also exist that production cost is higher, difficult forming, heap steel probability be comparatively large, these all directly cause the reduction of production efficiency.
Utility model content
The utility model object is the extension nozzle providing a kind of self-adjusting cooling water flow velocity in order to overcome the deficiencies in the prior art, prevents from cooling the disadvantageous changes that not in place or supercooling causes wire rod tissue, reduction pile of wire steel rate.
For achieving the above object, the technical solution adopted in the utility model is: a kind of extension nozzle of self-adjusting cooling water flow velocity, and described extension nozzle is upper and lower two-part split type structure; Described extension nozzle mainly comprises shell body and end cap, and described shell body end installs end cap; Autorotation plug-in part is installed in described shell body inside, and described autorotation plug-in part is fixed on shell body by two lateral pressure wheel locking adjustment columns, and be provided with interior discharge orifice in the middle part of described autorotation plug-in part, the described interior discharge orifice port of export is 45 ° of tapering discharge orifices; Described pinch roller locking adjustment column and autorotation plug-in part compress that end face is provided with can 360 ° of rotating pinch roller assemblies.
Improve further as the utility model, described pinch roller locking adjustment column is four, and the every side of autorotation plug-in part is equidistantly fixed by shell body by two pinch roller locking adjustment columns respectively.
Improve further as the utility model, described pinch roller assembly is equidistantly made up of five groups of pinch rollers, and often organize pinch roller and be made up of the pinch roller that five equidistantly connect, it is arc shape that described pinch roller assembly and autorotation plug-in part compress end face.
Due to the utilization of technique scheme, the utility model compared with prior art has following advantages: a kind of extension nozzle of self-adjusting cooling water flow velocity, is provided with detachable autorotation plug-in part in nozzle; Be provided with interior discharge orifice in the middle part of autorotation plug-in part, the interior discharge orifice port of export is 45 ° of tapering discharge orifices; Cooling water enters nozzle after hydraulic system pressurization, during through autorotation plug-in part centre, injection water speed produces active force, by two lateral pressure wheels locking adjustment columns and autorotation plug-in part compress that end face is provided with can 360 ° of rotating pinch roller assemblies, realize the autorotation campaign that autorotation plug-in part does adjustable direction, the suitable discharge in autorotation plug-in part centre and hydraulic pressure are passed in self-adjusting, make injection water break through vapor film, destroy boiling film, prevent supercooling from causing the disadvantageous changes of wire rod tissue, reduce pile of wire steel rate; Be conducive to saving a large amount of production costs and time, be beneficial to the earial drainage of cooling water, make wire rod be able to Homogeneous cooling, thus Improving The Quality of Products.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, technical solutions of the utility model are described further:
Accompanying drawing 1 is the extension nozzle structural representation of a kind of self-adjusting cooling water flow velocity of the present utility model;
Accompanying drawing 2 is that the extension nozzle B-B of a kind of self-adjusting cooling water flow velocity of the present utility model is to cross-sectional view.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in accompanying drawing 1,2, be the extension nozzle of a kind of self-adjusting cooling water flow velocity described in the utility model, extension nozzle is upper and lower two-part split type structure; Extension nozzle mainly comprises shell body 1, end cap 2, and shell body 1 end installs end cap 2; Autorotation plug-in part 3 is installed in shell body 1 inside, autorotation plug-in part 3 is fixed on shell body 1 by two lateral pressure wheel locking adjustment columns 4, pinch roller locking adjustment column 4 is four, and the every side of autorotation plug-in part 3 is equidistantly fixed by shell body 1 by two pinch roller locking adjustment columns 4 respectively; Pinch roller locking adjustment column 4 and autorotation plug-in part 3 compress that end face is provided with can 360 ° of rotating pinch roller assemblies 5; Pinch roller assembly 5 is equidistantly made up of five groups of pinch rollers, often organizes pinch roller and is made up of the pinch roller 6 that five equidistantly connect, and it is arc shape that described pinch roller assembly 5 compresses end face with autorotation plug-in part 3; Be provided with interior discharge orifice 7 in the middle part of autorotation plug-in part 3, interior discharge orifice 5 port of export is 45 ° of tapering discharge orifices 8.
A kind of extension nozzle of self-adjusting cooling water flow velocity, autorotation plug-in part 3 is equidistantly fixed by shell body 1 by the pinch roller of both sides locking adjustment column 4, and pinch roller locking adjustment column 4 and autorotation plug-in part 3 arc shape compress that end face is provided with can 360 ° of rotating pinch roller assemblies 5; Pinch roller assembly 5 is equidistantly made up of five groups of pinch rollers, often organizes pinch roller and is made up of the pinch roller 6 that five equidistantly connect; Ensure that autorotation plug-in part 3 is in the relative stationary state of a kind of uniform stressed adjustable direction rotation, cooling water enters nozzle after hydraulic system pressurization, during through autorotation plug-in part 3 centre, under injection water speed produces the effect of active force, realize the autorotation campaign that autorotation plug-in part 3 does adjustable direction, the suitable discharge in autorotation plug-in part 3 centre and hydraulic pressure are passed in self-adjusting, make injection water break through vapor film, destroy boiling film, prevent supercooling from causing the disadvantageous changes of wire rod tissue, reduce pile of wire steel rate; Be provided with interior discharge orifice 7 in the middle part of autorotation plug-in part 3, interior discharge orifice 5 port of export is 45 ° of tapering discharge orifices 8; Be beneficial to the earial drainage of the cooling water after through wire rod, make wire rod be able to Homogeneous cooling, thus Improving The Quality of Products; Be conducive to saving a large amount of production costs and time.
Improve further as the utility model, above is only embody rule example of the present utility model, does not constitute any limitation protection domain of the present utility model.The technical scheme that all employing equivalents or equivalence are replaced and formed, all drops within the utility model rights protection scope.
Claims (3)
1. an extension nozzle for self-adjusting cooling water flow velocity, described extension nozzle is upper and lower two-part split type structure; Described extension nozzle mainly comprises shell body and end cap, described shell body end installs end cap, it is characterized in that: autorotation plug-in part is installed in described shell body inside, described autorotation plug-in part is fixed on shell body by two lateral pressure wheel locking adjustment columns, be provided with interior discharge orifice in the middle part of described autorotation plug-in part, the described interior discharge orifice port of export is 45 ° of tapering discharge orifices; Described pinch roller locking adjustment column and autorotation plug-in part compress that end face is provided with can 360 ° of rotating pinch roller assemblies.
2. the extension nozzle of a kind of self-adjusting cooling water flow velocity according to claim 1, is characterized in that: described pinch roller locking adjustment column is four, and the every side of autorotation plug-in part is equidistantly fixed by shell body by two pinch roller locking adjustment columns respectively.
3. the extension nozzle of a kind of self-adjusting cooling water flow velocity according to claim 1, it is characterized in that: described pinch roller assembly is equidistantly made up of five groups of pinch rollers, often organize pinch roller to be made up of the pinch roller that five equidistantly connect, it is arc shape that described pinch roller assembly and autorotation plug-in part compress end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520727285.9U CN204974251U (en) | 2015-09-18 | 2015-09-18 | Extension nozzle of self -adjusting cooling water velocity of flow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520727285.9U CN204974251U (en) | 2015-09-18 | 2015-09-18 | Extension nozzle of self -adjusting cooling water velocity of flow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204974251U true CN204974251U (en) | 2016-01-20 |
Family
ID=55108671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520727285.9U Expired - Fee Related CN204974251U (en) | 2015-09-18 | 2015-09-18 | Extension nozzle of self -adjusting cooling water velocity of flow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204974251U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110072642A (en) * | 2016-12-16 | 2019-07-30 | Posco公司 | Cooling system |
-
2015
- 2015-09-18 CN CN201520727285.9U patent/CN204974251U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110072642A (en) * | 2016-12-16 | 2019-07-30 | Posco公司 | Cooling system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 Termination date: 20180918 |