CN103357678B - Casting H profile steel cooling device - Google Patents
Casting H profile steel cooling device Download PDFInfo
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- CN103357678B CN103357678B CN201310335481.7A CN201310335481A CN103357678B CN 103357678 B CN103357678 B CN 103357678B CN 201310335481 A CN201310335481 A CN 201310335481A CN 103357678 B CN103357678 B CN 103357678B
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Abstract
The invention provides a kind of casting H profile steel cooling device, it comprises: shell, in box-structure; Three groups of top nozzles, are arranged in described shell, for vertically aiming at two R portions and the web center of H profile steel upper side respectively; Upper jet pipe, is located in described shell, is connected with described three groups of top nozzles; Nozzle under three groups; Lower jet pipe, is located in described shell, is connected with nozzle under described three groups; Three groups of left nozzles, are arranged in described shell, are arranged in order up and down, for vertically aiming at H profile steel left surface, with the left surface making cooling water evenly spray to H profile steel; Left jet pipe, is located in described shell, is connected with described three groups of left nozzles; Three groups of right nozzles; Right jet pipe, is located in described shell, is connected with described three groups of right nozzles; The cooling water of each group of nozzle injection does not all interfere.The present invention can make H profile steel have good structural state, thus obtains more excellent comprehensive mechanical property.
Description
Technical field
The invention belongs to H profile steel production control cooling technology field, particularly a kind of casting H profile steel cooling device H profile steel after rolling being carried out to controlled cooling model on casting H profile steel production line.
Background technology
H profile steel is as a kind of desirable economic section shaped steel, compare with common I-steel, there is modulus of section large, section economical rationality, bending resistance is strong, light unit weight, performance is good, good looking appearance, easy to use, save metal material, reduce the advantages such as construction costs, industry and the beam column construction component in civil buildings steel construction are widely used in, the steel construction support bracket of industrial structure, the industrial equipment such as petrochemical industry and electric power framework, LARGE SPAN STEEL BRIDGE component, machinery production, haulage vehicle, boats and ships frame structure and airport, port and pier, highway, underground railway, tunnel support engineering, in the engineering structures such as offshore oil platform and overpass component.In engineering, use H profile steel, generally can save steel 15%-40%, and can save man-hour, shorten the construction period, raise the efficiency, reduce labour intensity, the advantage of H profile steel gains universal acceptance, and the demand of H profile steel constantly increases.
At present, roller repairing is carried out to H profile steel thus the research realizing significantly improving shaped steel intensity has obtained more progress.
Such as, " steel rolling " magazine the 5th phase 15-17 page in 2004 has published the paper that name is called " controlled cooling technology for hot rolled H-beam research ", this paper discloses that aerosol controlled cooling model device after a kind of H profile steel hot rolling, it comprises upper and lower nozzle and left and right sides nozzle, the lower medial surface on the top nozzle cooling upper medial surface on the H profile steel edge of a wing and R angle, the lower nozzle cooling edge of a wing and R angle, two side nozzle cooling fin edge lateral surfaces, nozzle centerline is just to H profile steel surface.Because nozzle centerline is just to H profile steel surface, H profile steel movement fast during on-line cooling, the final direction of current after nozzle spray direction and H profile steel moving direction synthesize is not perpendicular to H profile steel surface, but deflection H profile steel moving direction, cause cooldown rate lower, maximum cooling velocity only has 30 DEG C/s, limited to the raising of the performance indications such as product strength, toughness.
Publication number CN101767113A is that Chinese patent application discloses a kind of cooling control device after rolling of hot-rolled H-shaped steel, wherein, nozzle deviates from the angle installation that hot rolled H-shaped rolling direction tilts certain, the final direction of current after nozzle spray direction and H profile steel moving direction can be made to synthesize is perpendicular to H profile steel surface, improve cooling effect, cooldown rate is 70-150 DEG C/s, by this device, controlled cooling model is carried out to finished product rolled piece, when not increasing precious alloy, more than the yield strength 70MPa of rolled piece can be improved, and improve hot rolled H-shaped toughness.
Publication number is that the Chinese patent application of CN101804422A discloses a kind of Ultrafast cooling device for large rolled H-shaped steel, and it comprises the track bearing that top is fixed with cross moving track, and the below of refrigeration bench frame is provided with traversing roller; Cooling unit comprises transmission side cooling unit and fore side cooling unit, transmission side cooling unit and fore side cooling unit symmetrical; Transmission side cooling unit and fore side cooling unit comprise side nozzle unit, top nozzle unit and the reeded side shield of tool respectively; Side nozzle unit comprises the side nozzle of side nozzle casing and the side that sets within it, and side shield is fixed on refrigeration bench frame, and side nozzle casing is fixed on the outside of side shield; Top nozzle unit is arranged on the top inside side shield, and delivery track motor base is provided with lower nozzle unit, and described nozzle unit is connected with feed pipe; Feed pipe is respectively arranged with electromagnetic flowmeter, pressure sensor and pneumatic open and close valve, described electromagnetic flowmeter, pressure sensor are connected with computer system respectively with pneumatic open and close valve, are respectively arranged with temperature measurer in the porch of the device of this ultra-rapid cooling and exit.This Ultrafast cooling device can make H profile steel have good structural state and mechanical property.
Publication number is that the Chinese patent application of CN102069097A discloses a kind of hot rolled H-shaped after-rolling cooling system and technique, and this system comprises control system and refrigerating module, also comprises water tank, inlet pipeline and outlet pipeline; Inlet pipeline side is connected with water system, and opposite side is connected with water tank; Outlet pipeline side is connected with water tank, and opposite side is connected with refrigerating module; The outlet of this cooling system is provided with temperature measurer, for thermometric and the hot rolled H-shaped tail temperature of detection and by temperature feedback to control system.Described process for cooling comprises: hot rolled H-shapedly enter described after-rolling cooling system, hot rolled H-shaped level two side wing edge center aimed at by the cooling jet being located at upper and lower both sides, carry out water-spraying control, controlled cooling model hydraulic pressure is 8-10MPa, cooling water flow is 400-600m3/h, controlling each cross section continuous coo1ing time on shaped steel is 10-15s, and cooling velocity controls at 30-50 DEG C/s.
H profile steel due to its section structure complicated, in rolling and the process that cools on cold bed subsequently, the temperature distributing disproportionation of each several part is even, and the binding site temperature of the edge of a wing and web is the highest, and the end to the edge of a wing reduces gradually.In order to the H profile steel of production high strength, generally adopt the method for adding alloying element at present, production cost is increased greatly; In the H profile steel operation of rolling, whole section usually there will be uneven structural state simultaneously, finally makes the comprehensive mechanical property of H profile steel not reach production standard, cannot meet the requirement of user.
Summary of the invention
The object of the present invention is to provide a kind of casting H profile steel cooling device, carry out according to H profile steel section structure feature the problem that cools to solve being difficult to that prior art exists.
In order to solve prior art Problems existing, the invention provides a kind of casting H profile steel cooling device, its technical scheme is as follows:
A kind of casting H profile steel cooling device, comprising: shell, in box-structure, extends on the rollgang being located at casting H profile steel production line and along the rolling direction of H profile steel; Three groups of top nozzles, are arranged in described shell, and for vertically aiming at two R portions and the web center of H profile steel upper side respectively, with the upper side making cooling water evenly spray to H profile steel, and the cooling water that described three groups of top nozzles spray does not interfere; Upper jet pipe, is located in described shell, is connected with described three groups of top nozzles, and extends along the length direction of described shell, for described three groups of top nozzle cooling water supplies; Nozzle under three groups, is arranged in described shell, and for vertically aiming at two R portions and the web center of H profile steel downside respectively, with the downside making cooling water evenly spray to H profile steel, and the cooling water that under described three groups, nozzle sprays does not interfere; Lower jet pipe, is located in described shell, is connected with nozzle under described three groups, and extends along the length direction of described shell, for nozzle cooling water supply under described three groups; Three groups of left nozzles, are arranged in described shell, are arranged in order up and down, and for vertically aiming at H profile steel left surface, with the left surface making cooling water evenly spray to H profile steel, and the cooling water that described three groups of left nozzles spray does not interfere; Left jet pipe, is located in described shell, is connected with described three groups of left nozzles, and extends along the length direction of described shell, for described three groups of left nozzle cooling water supplies; Three groups of right nozzles, are arranged in described shell, are arranged in order up and down, and for vertically aiming at H profile steel right flank, with the right flank making cooling water evenly spray to H profile steel, and the cooling water that described three groups of right nozzles spray does not interfere; Right jet pipe, is located in described shell, is connected with described three groups of right nozzles, and extends along the length direction of described shell, for described three groups of right nozzle cooling water supplies; Windshield plate, in box-structure, is in close proximity to the rear end of described shell; Organize shower nozzle more, be arranged in described windshield plate, for aiming at the upper side of H profile steel, downside, left surface, right flank respectively, ejection high pressure draught is to purge the cooling water of H profile steel remained on surface; Multiple ajutage, many organizes shower nozzle with described and is connected, for organizing shower nozzle conveying high-pressure air-flow to described more; Wherein, described many group shower nozzles comprise: two groups of upper nozzles, for aiming at two R portions of H profile steel upper side respectively, to purge the residual cooling water of H profile steel upper side; Two groups of lower nozzles, for aiming at two R portions of H profile steel downside respectively, to purge the residual cooling water in H profile steel downside; One group of left shower nozzle, for aiming at H profile steel left surface, remains cooling water to purge H profile steel left surface; One group of right shower nozzle, for aiming at H profile steel right flank, remains cooling water to purge H profile steel right flank.
According to a kind of preferred embodiment of above-mentioned casting H profile steel cooling device, wherein, described three groups of top nozzles are located on three described upper jet pipes respectively, under described three groups, nozzle is located on three described lower jet pipes respectively, described three groups of left nozzles are located on three described left jet pipes respectively, and described three groups of right nozzles are located on three described right jet pipes respectively.
According to a kind of preferred embodiment of above-mentioned casting H profile steel cooling device, wherein, described upper jet pipe, lower jet pipe, left jet pipe, right jet pipe are rotatable setting, so that adjust the direction of corresponding described nozzle.
According to a kind of preferred embodiment of above-mentioned casting H profile steel cooling device, wherein, the described top nozzle aimed at H profile steel web center and described lower nozzle are fan nozzle, and described in remaining, top nozzle, lower nozzle and described three groups of left nozzles, three groups of right nozzles are straight shape nozzle.
According to a kind of preferred embodiment of above-mentioned casting H profile steel cooling device, wherein, described many group shower nozzles are Fan spray head, and described many group shower nozzles tilt to the direction deviating from casting H profile steel rolling direction.
According to a kind of preferred embodiment of above-mentioned casting H profile steel cooling device, wherein, described shell two ends are provided with constraint roller-way, for preventing H profile steel sideslip and clamping constraint H profile steel in course of conveying, are convenient to carry out THE ADIABATIC SHEAR IN.
According to a kind of preferred embodiment of above-mentioned casting H profile steel cooling device, wherein, described case nose is provided with the fender restraint beam with protective effect, and described fender restraint beam front is provided with the hot metal detector of output alarm signal.
According to a kind of preferred embodiment of above-mentioned casting H profile steel cooling device, wherein, five temperature measurement on-line instrument are respectively established in entrance, the outlet of described shell, for aiming at the web center of the upper side of H profile steel, the web center of downside, R portion and right flank center respectively, to detect temperature before and after H profile steel each position cooling in real time.
The present invention can according to the Temperature Distribution feature of H profile steel to its controlled cooling model, cooling velocity can be controlled in 30-200 DEG C/s, in the given time H profile steel can be cooled to lower temperature, or be chilled to design temperature and make it that self tempering occur, utilize phase transformation strengthening, refined crystalline strengthening and precipitation strength mechanism, obtain the H profile steel structural state with small grains, finally make H profile steel have good structural state, thus obtain more excellent comprehensive mechanical property.
Accompanying drawing explanation
Fig. 1 is the external structure schematic diagram of the preferred embodiment of the present invention;
Fig. 2 is the installation site schematic diagram of the preferred embodiment of the present invention on casting and rolling the production line;
Fig. 3 is the jet pipe distribution schematic diagram of the preferred embodiment of the present invention;
Fig. 4 is the distribution schematic diagram entering the temperature measurement on-line instrument at (going out) mouth place of the preferred embodiment of the present invention;
Fig. 5 be the preferred embodiment of the present invention exit windshield plate in the distribution schematic diagram of blow device.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further details.
As shown in Figure 1, this preferred embodiment comprises shell 3, rollgang 6, constraint roller-way 1, is positioned at the temperature measurer group 7 of shell 3 entrance, is positioned at temperature measurer group 5, the windshield plate 4 of shell 3 outlet.As shown in Figure 3, in shell 3, this preferred embodiment comprises left jet pipe 17, right jet pipe 21, upper jet pipe 18, lower jet pipe 19 and is arranged on the many groups nozzle (unmarked) extended on each jet pipe and along each jet pipe length direction.As shown in Figure 5, this preferred embodiment multiple shower nozzles of comprising left ajutage 27, upper ajutage 28, lower ajutage 29, right ajutage 30 and being separately positioned on each ajutage.
Wherein, more as shown in Figure 1, shell 3 is in box-structure, and the rolling direction on the rollgang 6 being located at casting H profile steel production line and along H profile steel 8 extends.As shown in figures 1 and 3, three groups of top nozzles are arranged in shell 3, and be individually fixed in three upper jet pipe 18 bottoms, each top nozzle vertically aims at two R portions and the web center of H profile steel 8 upper side respectively, with the upper side making cooling water 20 evenly spray to H profile steel 8, and the cooling water 20 of three groups of top nozzle injections does not interfere.Preferably, as Fig. 3, the top nozzle aiming at web center is fan nozzle, and remaining is then straight shape nozzle, to ensure the uniformity that H profile steel 8 cools fast.Upper jet pipe 18 is preferably three, is all located in shell 3, is connected respectively for three groups of top nozzle cooling water supplies, independently can controls the cooling water pressure of each group of nozzle whereby with three groups of top nozzles.Each upper jet pipe 18 extends along the length direction of shell 3.
As shown in Figure 3, under three groups, nozzle and three lower jet pipes 19 are positioned at the downside of H profile steel, and structure is substantially identical, and to be arranged at shell 3 symmetrically inner with top nozzle and upper jet pipe, therefore descends the structure of nozzle and lower jet pipe to repeat no more.
As shown in Figure 3, three groups of left nozzles are arranged in shell 3, are arranged in order up and down, and for vertically aiming at H profile steel 8 left surface, with the left surface making cooling water 20 evenly spray to H profile steel 8, and the cooling water that under three groups, nozzle sprays does not interfere.Meanwhile, three left jet pipes 17 to each group of left nozzle conveying cooling water are arranged in shell 3, and extend along the length direction of shell 3.Often group left nozzle is arranged on left jet pipe 17 along the length direction of corresponding left jet pipe 17.Preferably, each left jet pipe 17 is rotatable design, is convenient to like this adjust the angle often organizing left nozzle, with the left surface making cooling water 20 evenly and uninterruptedly spray to H profile steel 8.As Fig. 3, three groups of right nozzles and provide three of cooling water right jet pipes 21 to be located in shell 3 respectively to it, structure is substantially identical with left jet pipe with the left nozzle be positioned on the left of H profile steel 8, but symmetrical along the axis of H profile steel 8.Need to illustrate in addition, each left nozzle, right nozzle are straight shape nozzle.And the cooling water of the preferably injection of each group nozzle does not all interfere.
In order to detect each several part temperature of H profile steel 8 in real time, as shown in Figure 1, entrance, the outlet of shell 3 arrange a temperature measurer group 7,5 respectively, each temperature measurer group 7,5 comprises five temperature measurement on-line instrument respectively, preferably, each temperature measurement on-line instrument is infrared radiation thermometer, can measure its temperature by receiving the infrared radiation on H profile steel surface, and the simple and stable performance of overall structure, cost are low.As shown in Figure 4, each temperature measurer group 7,5 to include on epiplastron center temperature measurer 22, bottom web center temperature measurer 23, right side R portion temperature measurer 25, center, the edge of a wing, right side temperature measurer 26 under R portion temperature measurer 24, right side, for aiming at H profile steel 8 upper side, the web center of downside, R portion and right flank center respectively, to detect temperature before and after H profile steel 8 each position cooling in real time, and by temperature feedback to control system, control system is according to the temperature conditions of the H profile steel detected, in each jet pipe of automatic regulating water inlet valve gate control, the flow of cooling water, completes cooling.
In order to purge the cooling water of H profile steel 11 remained on surface, improving the certainty of measurement of temperature measurer group 7,5, improving H profile steel surface quality.As shown in Figure 1, shown in Figure 5, this preferred embodiment also comprises windshield plate 4, many group shower nozzles and multiple ajutage.Windshield plate 4 is in box-structure, and be in close proximity to the rear end of shell 3, external structure is similar to shell 3 substantially.Organize shower nozzle (unmarked) more and be arranged in windshield plate 4, for aiming at the upper side of H profile steel 8, downside, left surface, right flank respectively, to spray high pressure draught to purge the cooling water of H profile steel remained on surface.Multiple ajutage comprises left side and purges jet pipe 27, upper blowing jet pipe 28, lower blowing jet pipe 29, right side purging jet pipe 30, correspondingly, each purging jet pipe with how organize shower nozzle and is connected respectively, for organizing shower nozzle supply gas, to make each shower nozzle to each side inject high pressure air-flow 31 of H profile steel 8 more.High pressure draught 31 can be compressed air or compressed nitrogen.
Again as shown in Figure 5, purge in shower nozzle in many groups, the two groups of upper nozzles be connected with upper blowing jet pipe 28, aim at two R portions of H profile steel 8 upper side respectively, to purge the residual cooling water of H profile steel 8 upper side; The two groups of lower nozzles be connected with lower blowing jet pipe 29 aim at two R portions of H profile steel 8 downside respectively, to purge the residual cooling water in H profile steel 8 downside; Purge with left side the left shower nozzle that jet pipe 27 is connected and aim at H profile steel 8 left surface, remain cooling water to purge H profile steel 8 left surface; Purge with right side the right shower nozzle that jet pipe 30 is connected and aim at H profile steel 8 right flank, remain cooling water to purge H profile steel 8 right flank.
Preferably, as Fig. 5, above-mentioned many group shower nozzles are Fan spray head.More preferably, purge via purging jet pipe 27 and right side with left side the edge of a wing, left and right that high pressure draught 31 that shower nozzle that jet pipe 30 is connected sprays is tilted to lower aligning H profile steel 8 respectively at a certain angle; Many groups shower nozzle to the direction inclination certain angle deviating from casting H profile steel rolling direction, the effect remove residual water to improve, removing washmarking mark.
As shown in Figure 1, shell 3 two ends are provided with constraint roller-way 1, and constraint roller-way 1 can prevent H profile steel 8 sideslip and clamping constraint H profile steel 8 in course of conveying, is convenient to carry out THE ADIABATIC SHEAR IN.
For preventing H profile steel 8 from causing this preferred embodiment to damage because of lateral bending or nose, fender restraint beam (not shown) can also be set in shell 3 entrance front, hot metal detector is set in fender restraint beam front, to be connected with computer control system.
During application, as shown in Figure 2, the cooling device 13 that the preferred embodiment of the present invention provides is arranged on the rear that universal mill unit 12 exports.During production, steel ladle 9 carries molten steel to tundish 10, molten steel in tundish 10 forms blank and enters universal mill unit 12 in chain crystallizer 11, H profile steel 8 is after going out universal mill unit 12, directly enter cooling device 13 to cool, then be transported to by rollgang system 14 and cut 15 soon and carry out sawing scale, be finally transported on cold bed 16 and cool, until room temperature.
As Fig. 1, upper jet pipe feed pipe 2 is connected with workshop water supply line, and water enters jet pipe feed pipe 2, enters upper jet pipe 18 via upper jet pipe connecting hose, and the top nozzle being installed in jet pipe 18 sprays cooling water 20.The water-supply structure of all the other jet pipes is substantially like this.Rotate left and right side jet pipe within the specific limits, the direction of adjustment respective nozzle, can make it the edge of a wing, left and right covering H profile steel 8 completely.When H profile steel 8 on rollgang 6 through injection water region, will be cooled.The effect of constraint roller-way 1 to prevent H profile steel 8 sideslip on rollgang 6, also can clamp constraint H profile steel 8, be convenient to enter and cut 15 soon and carry out THE ADIABATIC SHEAR IN.
To sum up, length of the present invention can be decided to be 6 ~ 20 meters according to practical situations, adopt high-pressure cooling water, and three cooling spray pipes are respectively set in H profile steel web upper and lower sides, side, the edge of a wing, left and right, in addition, respectively establish five infrared radiation thermometers at cooling device turnover, mouth place, and coordinate with computer control system, realize cold to the accurate control of finished product H profile steel by the setting injection water yield and hydraulic pressure.Exit arranges windshield plate and six compressed air blowing cleaners, and purges jet pipe all to deviate from the installation of casting H profile steel rolling direction inclination certain angle, significantly improves the removal effect of residual water, and then improves the certainty of measurement of temperature measurer.Constraint roller-way effectively can prevent H profile steel sideslip on rollgang, also can clamp constraint H profile steel, be convenient to cut soon.Casting H profile steel cooling velocity can control at 30-200 DEG C/s by the present invention, in the given time H profile steel is cooled to lower temperature, or be chilled to design temperature and make it that self tempering occur, utilize phase transformation strengthening, refined crystalline strengthening and precipitation strength mechanism, obtain the H profile steel structural state with small grains, finally make H profile steel have good structural state, thus obtain more excellent comprehensive mechanical property.
As known by the technical knowledge, the present invention can be realized by other the embodiment not departing from its Spirit Essence or essential feature.Therefore, above-mentioned disclosed embodiment, with regard to each side, all just illustrates, is not only.Within the scope of the present invention all or be all included in the invention being equal to the change in scope of the present invention.
Claims (8)
1. a casting H profile steel cooling device, comprising:
Shell, in box-structure, extends on the rollgang being located at casting H profile steel production line and along the rolling direction of H profile steel;
It is characterized in that, also comprise:
Three groups of top nozzles, are arranged in described shell, and for vertically aiming at two R portions and the web center of H profile steel upper side respectively, with the upper side making cooling water evenly spray to H profile steel, and the cooling water that described three groups of top nozzles spray does not interfere;
Upper jet pipe, is located in described shell, is connected with described three groups of top nozzles, and extends along the length direction of described shell, for described three groups of top nozzle cooling water supplies;
Nozzle under three groups, is arranged in described shell, and for vertically aiming at two R portions and the web center of H profile steel downside respectively, with the downside making cooling water evenly spray to H profile steel, and the cooling water that under described three groups, nozzle sprays does not interfere;
Lower jet pipe, is located in described shell, is connected with nozzle under described three groups, and extends along the length direction of described shell, for nozzle cooling water supply under described three groups;
Three groups of left nozzles, are arranged in described shell, are arranged in order up and down, and for vertically aiming at H profile steel left surface, with the left surface making cooling water evenly spray to H profile steel, and the cooling water that described three groups of left nozzles spray does not interfere;
Left jet pipe, is located in described shell, is connected with described three groups of left nozzles, and extends along the length direction of described shell, for described three groups of left nozzle cooling water supplies;
Three groups of right nozzles, are arranged in described shell, are arranged in order up and down, and for vertically aiming at H profile steel right flank, with the right flank making cooling water evenly spray to H profile steel, and the cooling water that described three groups of right nozzles spray does not interfere;
Right jet pipe, is located in described shell, is connected with described three groups of right nozzles, and extends along the length direction of described shell, for described three groups of right nozzle cooling water supplies;
Windshield plate, in box-structure, is in close proximity to the rear end of described shell;
Organize shower nozzle more, be arranged in described windshield plate, for aiming at the upper side of H profile steel, downside, left surface, right flank respectively, ejection high pressure draught is to purge the cooling water of H profile steel remained on surface;
Multiple ajutage, many organizes shower nozzle with described and is connected, for organizing shower nozzle conveying high-pressure air-flow to described more;
Wherein, described many group shower nozzles comprise:
Two groups of upper nozzles, for aiming at two R portions of H profile steel upper side respectively, to purge the residual cooling water of H profile steel upper side;
Two groups of lower nozzles, for aiming at two R portions of H profile steel downside respectively, to purge the residual cooling water in H profile steel downside;
One group of left shower nozzle, for aiming at H profile steel left surface, remains cooling water to purge H profile steel left surface;
One group of right shower nozzle, for aiming at H profile steel right flank, remains cooling water to purge H profile steel right flank.
2. casting H profile steel cooling device according to claim 1, is characterized in that,
Described three groups of top nozzles are located on three described upper jet pipes respectively, and under described three groups, nozzle is located on three described lower jet pipes respectively, and described three groups of left nozzles are located on three described left jet pipes respectively, and described three groups of right nozzles are located on three described right jet pipes respectively.
3. casting H profile steel cooling device according to claim 2, is characterized in that,
Described upper jet pipe, lower jet pipe, left jet pipe, right jet pipe are rotatable setting, so that adjust the direction of corresponding described nozzle.
4. casting H profile steel cooling device according to claim 1, is characterized in that,
The described top nozzle aimed at H profile steel web center and described lower nozzle are fan nozzle, and described in remaining, top nozzle, lower nozzle and described three groups of left nozzles, three groups of right nozzles are straight shape nozzle.
5. casting H profile steel cooling device according to claim 1, is characterized in that,
Described many group shower nozzles are Fan spray head, and described many group shower nozzles tilt to the direction deviating from casting H profile steel rolling direction.
6. casting H profile steel cooling device according to claim 1, is characterized in that,
Described shell two ends are provided with constraint roller-way, for preventing H profile steel sideslip and clamping constraint H profile steel in course of conveying, are convenient to carry out THE ADIABATIC SHEAR IN.
7. casting H profile steel cooling device according to claim 1, is characterized in that,
Described case nose is provided with the fender restraint beam with protective effect, and described fender restraint beam front is provided with the hot metal detector of output alarm signal.
8. casting H profile steel cooling device according to claim 1, is characterized in that,
The entrance of described shell, outlet respectively establish five temperature measurement on-line instrument, for aiming at the web center of the upper side of H profile steel, the web center of downside, R portion and right flank center respectively, to detect temperature before and after H profile steel each position cooling in real time.
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Families Citing this family (8)
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| CN103551388B (en) * | 2013-11-06 | 2015-09-23 | 东北大学 | A kind of ultrafast cool equipment protective device |
| CN105363799B (en) * | 2015-10-21 | 2017-11-17 | 钢铁研究总院 | A kind of non-samming cooling controlling and rolling controlling process of microstructure and property homogenization steel |
| EP3626358A1 (en) | 2017-09-19 | 2020-03-25 | Nippon Steel Corporation | Device and method for cooling steel material |
| CN111451305B (en) * | 2020-04-29 | 2022-04-08 | 山东德坊新材料科技有限公司 | Hot rolling H shaped steel cooling device |
| CN113083912B (en) * | 2021-03-26 | 2022-04-12 | 马鞍山钢铁股份有限公司 | Hot-rolled H-shaped steel temperature uniformity control system and control method thereof |
| CN113275396B (en) * | 2021-05-20 | 2022-11-08 | 唐山盛通锻造有限公司 | Uniform cooling device for cooling round steel |
| CN113546959B (en) * | 2021-07-20 | 2023-05-09 | 马鞍山钢铁股份有限公司 | Device and method for reducing web waves of hot-rolled H-shaped steel |
| CN116651956B (en) * | 2023-07-26 | 2023-10-03 | 唐山市丰润区欧联钢铁有限公司 | Step-type cooling bed for section steel |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3367804A (en) * | 1965-05-07 | 1968-02-06 | United States Steel Corp | Method and apparatus for quenching |
| GB2238008A (en) * | 1989-11-16 | 1991-05-22 | Thaelmann Schwermaschbau Veb | Cooling rolled sections |
| JPH07108316A (en) * | 1993-10-12 | 1995-04-25 | Nippon Steel Corp | Method and device for cooling h-shape steel |
| CN101767113A (en) * | 2009-12-22 | 2010-07-07 | 马鞍山钢铁股份有限公司 | Cooling control device after rolling of hot-rolled H-shaped steel |
| CN101804422A (en) * | 2010-02-10 | 2010-08-18 | 东北大学 | Ultrafast cooling device for large rolled H-shaped steel |
| KR20120033022A (en) * | 2010-09-29 | 2012-04-06 | 현대제철 주식회사 | Method for manufacturing shape steel comprising pre-cooling process and shape steel rolling mill using the same |
| CN203380195U (en) * | 2013-08-02 | 2014-01-08 | 莱芜钢铁集团有限公司 | Cooling device for cast-rolling H-steel |
-
2013
- 2013-08-02 CN CN201310335481.7A patent/CN103357678B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3367804A (en) * | 1965-05-07 | 1968-02-06 | United States Steel Corp | Method and apparatus for quenching |
| GB2238008A (en) * | 1989-11-16 | 1991-05-22 | Thaelmann Schwermaschbau Veb | Cooling rolled sections |
| JPH07108316A (en) * | 1993-10-12 | 1995-04-25 | Nippon Steel Corp | Method and device for cooling h-shape steel |
| CN101767113A (en) * | 2009-12-22 | 2010-07-07 | 马鞍山钢铁股份有限公司 | Cooling control device after rolling of hot-rolled H-shaped steel |
| CN101804422A (en) * | 2010-02-10 | 2010-08-18 | 东北大学 | Ultrafast cooling device for large rolled H-shaped steel |
| KR20120033022A (en) * | 2010-09-29 | 2012-04-06 | 현대제철 주식회사 | Method for manufacturing shape steel comprising pre-cooling process and shape steel rolling mill using the same |
| CN203380195U (en) * | 2013-08-02 | 2014-01-08 | 莱芜钢铁集团有限公司 | Cooling device for cast-rolling H-steel |
Non-Patent Citations (1)
| Title |
|---|
| 热轧H型钢控制冷却工艺研究;谢世红等;《钢铁研究》;20041230(第06期);第37-39、58页 * |
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