CN2928287Y - Forced passing through water cooling system for stick and wire material - Google Patents
Forced passing through water cooling system for stick and wire material Download PDFInfo
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- CN2928287Y CN2928287Y CNU2006201108404U CN200620110840U CN2928287Y CN 2928287 Y CN2928287 Y CN 2928287Y CN U2006201108404 U CNU2006201108404 U CN U2006201108404U CN 200620110840 U CN200620110840 U CN 200620110840U CN 2928287 Y CN2928287 Y CN 2928287Y
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
A rod and wire strength water-penetration cooling system relates to a device for treating the remained heat treatment on the rod and wire after high temperature rolling during the material processing. The utility model comprises a forward nozzle (1), a water- kickback nozzle (2), an air-kickback nozzle (3), a cooling pipe (4), and a water collecting tank (5), wherein the forward nozzle (1), the water-kickback nozzle (2) and the air-kickback nozzle are all composed of a diversion-cone and a diversion-cone sleeve, the conical surface of every diversion-cone is provided with diversion trenches along the circumferential direction, the cross-section of every diversion trench which is an oblique line groove extending along the direction of a cone plain line is decreased gradually from the water-inlet end to the water-outlet end, a turbulence sleeve is arranged inside the cooling pipe (4). The utility model takes mill turbid circulating water as the cooling medium and takes floating heavy particles of turbid circulating water as the energy-bearer. The utility model has the advantages that the structure of the nozzle and cooling pipe is reasonable, the nozzle can not be blocked, the cooling efficiency is high, the operation cost is low and the comprehensive mechanical properties of achieved rod and wire are good.
Description
Technical field
The utility model belongs to materials processing manufacturing technology field, specifically, relates to the water cooling system of wearing that the excellent wire rod behind the high temperature rolling is carried out Heat Treatment in materials processing.
Background technology
But the water-cooled of wearing of rod wire rod claims the control cooling, its principle is to cool off fast under austenitic state after utilizing excellent wire rolling, the rod wire surface is quenched into martensite, emit waste heat by its heart portion subsequently and carry out self tempering, improve the intensity and the plasticity of excellent wire rod, improve toughness, thereby obtain good comprehensive mechanical properties.Wearing water cooling system and be the indispensable equipment on the rod wire rod steel rolling production-line in modern age, also is to produce the above high strength of III level, the essential equipment of ultra-fine grain steel production line.
It is that nozzle and cooling tube are set in the water-cooled case that excellent wire rod commonly used is at present worn water cooling system, cooling water is sprayed by nozzle, also is provided with in the cooler bin and attacks nozzle in retaliation, is taken away too much by rolled piece to stop cooling water, cooling water is collected by the water-cooled case, and discharges by the discharge outlet of lower end.Wherein nozzle has annular spray formula nozzle and two kinds of versions of spiral nozzle.The annulus size of annular spray formula nozzle solves by changing the thickness of adjusting pad, and is very inconvenient in the use; When the liquid that sprays in the nozzle is pooled to the rolled piece surface, owing to can produce the effect of squeezing mutually between the liquid, thereby caused spraying the loss of kinetic energy; Its annulus is smaller, easily stops up.Though spiral nozzle has solved the deficiency of annular spray formula nozzle, but excellent wire rod inhomogeneous cooling is even and stressed unreasonable in wearing the water cooling process, cause the performance of excellent wire rod generation torsional deflection and excellent wire rod inhomogeneous, make the excellent wire rod percent defective wear after the water cooling significantly increase, therefore, in production reality, there is not practical value.In addition, used cooling tube is the equal diameter inner chamber, and flow state wherein is a laminar condition, and this is unfavorable for the heat exchange of cooling water and rolled piece.
The utility model content
Problem to be solved in the utility model provides a kind of milling train turbid circulating water that utilizes as cooling medium, and the structure of nozzle and cooling tube is more reasonable, and cooling capacity is strong, and the stressed uniform excellent wire rod brute force of excellent wire rod is worn water cooling system.
For solving the problems of the technologies described above, excellent wire rod brute force of the present utility model is worn water cooling system, contain positive nozzle, attack (operating) water nozzle in retaliation, attack gas jets in retaliation, cooling tube and header tank, positive nozzle, attack (operating) water nozzle in retaliation and attack gas jets in retaliation and constitute by deflection cone and water conservancy diversion tapered sleeve, the conical surface upper edge of deflection cone circumferentially is evenly equipped with guiding gutter, guiding gutter is the straight-line groove that extends along the plain line direction of the conical surface, and the cross section of guiding gutter reduces from the water inlet end to the water side gradually, and the turbulent flow cover is installed in the cooling tube.
Because the cross section of guiding gutter reduces from the water inlet end to the water side gradually, make and produce acceleration effect when current leave nozzle, not only strengthened the injection kinetic energy of current, and each water stream self-movement separately, guiding gutter can be done slightly largerly, thereby directly adopt the milling train turbid circulating water as cooling water, as long as guarantee that the iron filings grain graininess is less than guiding gutter water side bore, nozzle just can not stop up, cooling water does not have the phase mutual interference before arriving the bar surface, help keeping the injection kinetic energy of the iron filings particle carried secretly in the current, this has improved cooling effect for breaking up the bar surface because the steam blanket that " film boiling " forms is very favourable.Because guiding gutter is straight-line groove, the current that spray from guiding gutter can not produce along the torsion of bar circumferencial direction, and promptly bar can not produce torsional deflection, help guaranteeing bar wear on the water cooling line stressed evenly, operate steadily.Turbulent flow cover in the cooling tube makes cooling water make turbulent motion therein, has quickened the heat exchange between cooling water and the excellent wire rod, has reduced the running resistance of excellent wire rod in cooling tube simultaneously.
As a preference, laterally be arranged side by side two-way cooling line and a bypass roller-way in the whole system, this two-way cooling line and bypass roller-way are installed on the traversing dolly.Laterally be arranged side by side two-way cooling line and be the needs of cooling work in order to adapt to rolling mill line and to shut out two excellent wire rods simultaneously, when the excellent wire rod that shuts out does not need to wear water cooling, then can be by moving traversing dolly, make the bypass roller-way aim at rolling mill line, the excellent wire rod that shuts out directly enters follow-up flying shear line through the bypass roller-way.Being distributed with 2～5 positive nozzles, one on the every road cooling line from front to back successively attacks (operating) water nozzle and one in retaliation and attacks gas jets in retaliation, attack (operating) water nozzle in retaliation and attack in retaliation between the gas jets and directly link by header tank, before and after between adjacent two positive nozzles and last positive nozzle link by cooling tube and header tank with attacking in retaliation between the (operating) water nozzle, the number of positive nozzle and cooling tube and the length of cooling tube can be optimized as required design definite.
The beneficial effects of the utility model are: utilize the milling train turbid circulating water as cooling medium, with the floating heavy particle in the turbid circulating water as energy carrier, nozzle and cooling tube rational in infrastructure, nozzle can not stop up, the cooling effectiveness height, operating cost is low, and the comprehensive mechanical property of the excellent wire rod that obtains is good.
Description of drawings
Below in conjunction with the specific embodiment and accompanying drawing the utility model is described in further detail.
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is positive nozzle 1 among Fig. 1, attacks (operating) water nozzle 2 in retaliation and attack the structural representation of gas jets 3 in retaliation.
Fig. 4 is the structural representation of deflection cone 6 among Fig. 3.
Fig. 5 is that the B of Fig. 4 is to view.
Fig. 6 is the C-C cutaway view of Fig. 4.
Fig. 7 is the structural representation of cooling tube 4 among Fig. 1.
The specific embodiment
As shown in Figure 1 and Figure 2, excellent wire rod brute force of the present utility model is worn water cooling system, two-way cooling line I, II and a bypass roller-way III laterally have been arranged side by side, this two-way cooling line I, II and bypass roller-way III are installed on the traversing dolly 15, and traversing dolly 15 is driven by hand worm decelerating machine 12.Every road cooling line all has positive nozzle 1, attacks (operating) water nozzle 2 in retaliation, attacks gas jets 3 in retaliation, cooling tube 4 and header tank 5, and being distributed with 2～5 positive nozzles 1, one on every road cooling line from front to back successively attacks (operating) water nozzle 2 and one in retaliation and attacks gas jets 3 in retaliation, attack (operating) water nozzle 2 in retaliation and attack in retaliation between the gas jets 3 and directly link by header tank 5, between adjacent two positive nozzles 1 in front and back and last positive nozzle 1 and attacking in retaliation between the (operating) water nozzle 2 link by cooling tube 4 and header tank 5.Motor that bypass roller-way III is arranged side by side by a plurality of front and back and the roller that is installed on the motor output shaft constitute.Two-way cooling line I, II are used for adapting to milling train and shut out two excellent wire rods simultaneously, and use need cool off simultaneously two excellent wire rods the time.When milling train only shuts out that an excellent wire rod cools off or when not needing to cool off, then can be by moving traversing dolly 10, make excellent wire rod enter cooling line I or II cools off or directly arrive subsequent handling through bypass roller-way III.Label 13 is inlet header tanks among Fig. 1, and 14 is delivery channel, and label 16 is the draining trench among Fig. 2, the 17th, and the wheel of traversing dolly 15, the 18th, traversing dolly positioner, traversing traversing dolly to another extreme position is represented in double dot dash line.
As Fig. 3, Fig. 4 and shown in Figure 5, the positive nozzle 1 of cooling on the line, attack (operating) water nozzle 2 in retaliation and attack gas jets 3 in retaliation and constitute by deflection cone 6 and water conservancy diversion tapered sleeve 7, the conical surface upper edge of deflection cone 6 circumferentially is evenly equipped with guiding gutter 8, guiding gutter 8 is the straight-line groove that extends along the plain line direction of the conical surface, and the cross section of guiding gutter 8 reduces from the water inlet end to the water side gradually.The guiding gutter 8 of convergence makes the stream thigh produce acceleration effect when leaving nozzle, not only strengthened the injection kinetic energy of stream thigh, and each stream burst self-movement separately, before arriving the bar surface, there is not the phase mutual interference, help keeping the injection kinetic energy of the floating heavy particle carried secretly in fluid and the fluid, this has improved cooling effect for breaking up the bar surface because the steam blanket that " film boiling " forms is very favourable.And because guiding gutter 8 is straight-line grooves, the current of ejection can not produce along the torsion of excellent wire rod circumferencial direction from guiding gutter 8, and promptly excellent wire rod can not produce torsional deflection, help guaranteeing excellent wire rod wear on the water cooling line stressed evenly, operate steadily.Therefore allow to contain in the cooling water bigger iron filings particle, thereby can directly adopt the milling train turbid circulating water, do not need to introduce in addition water purification or be equipped with water correction plant, reduced operating cost and maintenance cost as cooling water.Label 19 is a nozzle body among Fig. 3, and 20 is the entrance guiding cone of nozzle.
The bottom that Fig. 6 illustrates guiding gutter 8 on the deflection cone 6 is semicircular arc, and the bore of guiding gutter 8 water sides is 8～10mm.When adopting the milling train turbid circulating water, allow to contain bigger iron filings particle in the cooling water, do not need to introduce in addition water purification or be equipped with water correction plant, reduced operating cost and maintenance cost as cooling water.The milling train turbid circulating water that adopts no purified treatment has been realized the zero-emission of cooling water system as cooling medium, has avoided end treatment, meets the strategic requirement of sustainable development.Floating heavy particle in the milling train turbid circulating water can be used to quicken pickling, pipeline cleaning process simultaneously as energy carrier, and produces critical impetus to improving fluid cutting (jet) efficient.
As can be seen from Figure 7: the turbulent flow cover that cooling tube is 4 li is connected by convergent divergent channel 9, isometrical pipe 10 and collapsible tube 11 and forms, the number of convergent divergent channel 9, isometrical pipe 10 and collapsible tube 11 and syntagmatic can be optimized design as required, by the turbulent flow cover is set 4 li of cooling tubes, construct the cooling tube of gauge structure in the change, force turbid circulating water to make turbulent motion therein, improve the heat-exchange capacity of cooling water and bar, reduced the running resistance of bar in cooling tube simultaneously.
Evidence can reach 440-450Mpa through the cooled excellent wire rod yield strength of the utility model, and the ferrite grain size that obtains reaches 10 grades, and grain size has improved 2 grades, and all other parameters all meet the performance indications of III level spiral.
Claims (4)
1, a kind of excellent wire rod brute force is worn water cooling system, comprise positive nozzle (1), attack (operating) water nozzle (2) in retaliation, attack gas jets (3) in retaliation, cooling tube (4) and header tank (5), positive nozzle (1), attack (operating) water nozzle (2) in retaliation and attack gas jets (3) in retaliation and constitute by deflection cone (6) and water conservancy diversion tapered sleeve (7), the conical surface upper edge of deflection cone (6) circumferentially is evenly equipped with guiding gutter (8), it is characterized in that: the straight-line groove of described guiding gutter (8) for extending along the plain line direction of the conical surface, the cross section of guiding gutter (8) reduces from the water inlet end to the water side gradually, and cooling tube (4) lining is equipped with the turbulent flow cover.
2, wear water cooling system according to the described excellent wire rod brute force of claim 1, it is characterized in that: laterally be arranged side by side two-way cooling line (I in the whole system, II) and a bypass roller-way (III), this two-way cooling line (I, II) and bypass roller-way (III) be installed on the traversing dolly (15), be distributed with 2～5 positive nozzles (1) from front to back successively on every road cooling line, attack (operating) water nozzle (2) and one in retaliation for one and attack gas jets (3) in retaliation, attack (operating) water nozzle (2) in retaliation and attack in retaliation between the gas jets (3) and directly link by header tank (5), between adjacent two positive nozzles (1) in front and back and last positive nozzle (1) and attacking in retaliation between the (operating) water nozzle (2) link by cooling tube (4) and header tank (5).
3, wear water cooling system according to the described excellent wire rod brute force of claim 1, it is characterized in that: the turbulent flow cover of described cooling tube (4) lining is connected by convergent divergent channel (9), isometrical pipe (10) and collapsible tube (11) and forms.
4, wear water cooling system according to the described excellent wire rod brute force of claim 1, it is characterized in that: the bottom that described deflection cone (6) is gone up guiding gutter (8) is semicircular arc, and the bore of guiding gutter (8) water side is 8～10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201108404U CN2928287Y (en) | 2006-06-23 | 2006-06-23 | Forced passing through water cooling system for stick and wire material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201108404U CN2928287Y (en) | 2006-06-23 | 2006-06-23 | Forced passing through water cooling system for stick and wire material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2928287Y true CN2928287Y (en) | 2007-08-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006201108404U Expired - Fee Related CN2928287Y (en) | 2006-06-23 | 2006-06-23 | Forced passing through water cooling system for stick and wire material |
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| Country | Link |
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| CN (1) | CN2928287Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101704027B (en) * | 2009-10-30 | 2011-06-15 | 青岛钢铁控股集团有限责任公司 | Water-cooling device for rolling steel |
| CN103480660A (en) * | 2013-09-04 | 2014-01-01 | 中冶南方工程技术有限公司 | Independent water supply method and device for pre-through-water cooling device before bar material finish rolling |
| CN104646438A (en) * | 2013-11-22 | 2015-05-27 | 江苏东方成套设备制造有限公司 | Water penetration cooling line of controlled rolling and controlled cooling equipment |
| CN104741397A (en) * | 2015-04-23 | 2015-07-01 | 湖南天益高技术材料制造有限公司 | Water penetration mechanism |
| CN113070354A (en) * | 2021-03-11 | 2021-07-06 | 青岛雷霆重工股份有限公司 | Counter-flapping device of cooling equipment for rolling wire rods |
| CN114074116A (en) * | 2020-08-13 | 2022-02-22 | 北京京诚瑞信长材工程技术有限公司 | Hot rolling reinforcing bar rod accuse rolling accuse cold production line |
-
2006
- 2006-06-23 CN CNU2006201108404U patent/CN2928287Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101704027B (en) * | 2009-10-30 | 2011-06-15 | 青岛钢铁控股集团有限责任公司 | Water-cooling device for rolling steel |
| CN103480660A (en) * | 2013-09-04 | 2014-01-01 | 中冶南方工程技术有限公司 | Independent water supply method and device for pre-through-water cooling device before bar material finish rolling |
| CN104646438A (en) * | 2013-11-22 | 2015-05-27 | 江苏东方成套设备制造有限公司 | Water penetration cooling line of controlled rolling and controlled cooling equipment |
| CN104741397A (en) * | 2015-04-23 | 2015-07-01 | 湖南天益高技术材料制造有限公司 | Water penetration mechanism |
| CN114074116A (en) * | 2020-08-13 | 2022-02-22 | 北京京诚瑞信长材工程技术有限公司 | Hot rolling reinforcing bar rod accuse rolling accuse cold production line |
| CN114074116B (en) * | 2020-08-13 | 2024-03-19 | 北京京诚瑞信长材工程技术有限公司 | Rolling and cooling control production line for hot rolled steel bar |
| CN113070354A (en) * | 2021-03-11 | 2021-07-06 | 青岛雷霆重工股份有限公司 | Counter-flapping device of cooling equipment for rolling wire rods |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070801 Termination date: 20130623 |