CN102140561B - Slag quenching system and process - Google Patents
Slag quenching system and process Download PDFInfo
- Publication number
- CN102140561B CN102140561B CN2011100897333A CN201110089733A CN102140561B CN 102140561 B CN102140561 B CN 102140561B CN 2011100897333 A CN2011100897333 A CN 2011100897333A CN 201110089733 A CN201110089733 A CN 201110089733A CN 102140561 B CN102140561 B CN 102140561B
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- Prior art keywords
- slag
- tundish
- water
- shrend
- explosion
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- 239000002893 slag Substances 0.000 title claims abstract description 253
- 238000010791 quenching Methods 0.000 title claims abstract description 76
- 230000000171 quenching effect Effects 0.000 title claims abstract description 75
- 238000000034 method Methods 0.000 title claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 147
- 230000018044 dehydration Effects 0.000 claims abstract description 27
- 238000006297 dehydration reaction Methods 0.000 claims abstract description 27
- 238000003860 storage Methods 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 36
- 239000010959 steel Substances 0.000 claims description 36
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 21
- 238000005469 granulation Methods 0.000 claims description 19
- 230000003179 granulation Effects 0.000 claims description 19
- 239000000779 smoke Substances 0.000 claims description 10
- 238000005516 engineering process Methods 0.000 claims description 8
- 238000011084 recovery Methods 0.000 claims description 8
- 230000037452 priming Effects 0.000 claims description 7
- 239000007921 spray Substances 0.000 claims description 7
- 239000003818 cinder Substances 0.000 claims description 5
- 238000004140 cleaning Methods 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 239000002244 precipitate Substances 0.000 claims description 3
- 238000005507 spraying Methods 0.000 abstract description 4
- 238000011010 flushing procedure Methods 0.000 abstract description 3
- 239000003595 mist Substances 0.000 abstract 1
- 238000010079 rubber tapping Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- 238000009827 uniform distribution Methods 0.000 description 3
- 229910000760 Hardened steel Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000005056 cell body Anatomy 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000247 postprecipitation Methods 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
- 210000000689 upper leg Anatomy 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2400/00—Treatment of slags originating from iron or steel processes
- C21B2400/02—Physical or chemical treatment of slags
- C21B2400/022—Methods of cooling or quenching molten slag
- C21B2400/024—Methods of cooling or quenching molten slag with the direct use of steam or liquid coolants, e.g. water
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2400/00—Treatment of slags originating from iron or steel processes
- C21B2400/05—Apparatus features
- C21B2400/062—Jet nozzles or pressurised fluids for cooling, fragmenting or atomising slag
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2400/00—Treatment of slags originating from iron or steel processes
- C21B2400/05—Apparatus features
- C21B2400/066—Receptacle features where the slag is treated
- C21B2400/072—Tanks to collect the slag, e.g. water tank
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- Furnace Details (AREA)
Abstract
The invention discloses a slag quenching system, which comprises a tipping device, wherein the tipping device is provided with a tundish; the front of the tundish tipping device is provided with a granulator; an explosionproof quenching tank is arranged in the spraying direction of the granulator, and is connected with a dehydration and deslagging device through a sluiceway; a feed belt is arranged below a tapping device of the dehydration and deslagging device; one end of the feed belt is connected with a bunker; and a drainage ditch is arranged below the dehydration and deslagging device and is connected with a circulating water tank. A slag quenching process comprises the following steps of: 1, pouring slag of a slag ladle into the tundish; 2, pouring the slag in the tundish into the explosionproof quenching tank, quenching the slag by spraying water mist through the granulator, making granulated slag fall into the explosionproof quenching tank, flushing the explosionproof quenching tank to make the slag and water in the explosionproof quenching tank enter the sluiceway, and making the quenched slag enter the dehydration and deslagging device; and 3, making water separated by the dehydration and deslagging device fall into the drainage ditch and flow into the circulating water tank, and transporting the separated slag to the bunker for storage.
Description
Technical field
The present invention relates to a kind of steel slag water quenching system and technology.
Background technology
Present steel slag water quenching system directly tumbles the slag in the slag ladle in water quenching pool, the pelletizer water smoke of slag ladle below falls into water quenching pool with slag cutting, granulation.When the bulk solid steel slag was arranged in the slag, the water smoke that the high temperature slag can directly penetrate pelletizer under not by the situation of granulation fell into water quenching pool, caused the local violent vaporization of water in the water quenching pool, thereby blasted.And slag is when slag ladle comes out, because conical slag ladle slag flow port radian and the capillary effect of slag, the slag of pouring out becomes strand to fall; Cause shrend intensity can not improve, the shrend overlong time hinders the water quenching technology large scale development always; Therefore; Need a kind of novel steel slag water quenching system, prevent that mainly the high temperature slag falls into water quenching pool in the slag pot tipping process, blast.And can make slag flow uniform distribution more, increase steel slag water quenching intensity, shorten the shrend time, be beneficial to steel slag water quenching and promote to large-scale steelworks.The shrend intensity of institute's art is meant the water-hardened steel quantity of slag in the unit time; In theory can be through improving the water yield, shrend intensity also can correspondingly improve, but because the effect of slag surface tension and conical slag ladle slag notch; Cause the slag of pouring out to become a burst whereabouts easily; When improving the slag amount of shrend, the just increase of the pelletizer partial water quench steel quantity of slag, can not be on the pelletizer water spraying direction uniform distribution.Therefore, cause liquid steel slag not penetrated the water smoke that the pelletizer water spray forms easily, directly fall into the water and blast by granulation.
Summary of the invention
The objective of the invention is, a kind of steel slag water quenching system is provided, it both can improve shrend intensity, improved the granulation rate of slag, can prevent again not to be contacted with water in the water quenching pool by the block completely slag of granulation to blast, thereby can solve the problem of prior art existence.
The present invention is for realizing above-mentioned purpose; Realize through following technical scheme: the steel slag water quenching system; Comprise the tundish tipple, on the tundish tipple tundish are installed, the sidewall of tundish is provided with slag flow port; Described slag flow port is connected and composed by the riser and the base plate of both sides, and wherein base plate is the plane; Pelletizer is installed in the front portion of tundish tipple, and pelletizer is positioned at the slag flow port below; The spray direction of pelletizer is installed explosion-proof water quenching pool; Explosion-proof water quenching pool is connected with an end of sluice and communicates; The other end of sluice is installed the dehydration slagging device, and the slag device below that goes out of dehydration slagging device is provided with feed belt, and an end of feed belt is connected with feed bin; The water outlet below of dehydration slagging device is provided with the waterways, and an end in waterways is connected with circulating water pool.
Described steel slag water quenching technology is characterized in that: comprise the steps:
Start the tundish tipple after canned slag finishes in the middle of
; The tundish tipple drives the tundish upset, tundish with the slag in it in slag flow port is poured explosion-proof water quenching pool into; Slag is dropped down onto by slag flow port in the process of explosion-proof water quenching pool, and the pelletizer water spray carries out shrend to slag, promptly utilizes water smoke with slag cutting, granulation, and the slag after the granulation falls in the explosion-proof water quenching pool; Bath is poured slag after the shrend that falls in it and water in the sluice in the explosion-proof water quenching pool, and the slag after the shrend is in sluice gets into the dehydration slagging device; Bulk solid steel slag in the slag in the tundish is because than the great tundish bottom that is deposited on, and topples in the slag process can not be poured out at tundish, treats in the tundish that the steel slag water quenching back that finishes hangs away tundish with lifting machine, clears up remaining slag in the tundish;
Slag and the water sepn of
dehydration slagging device after with shrend; Isolated water falls in the waterways, and flow to circulating water pool and precipitate; Isolated slag falls in the feed belt, and is transported to the feed bin storage by feed belt.
In order further to realize the purpose of the utility model, can also adopt following technical scheme: the slag device that goes out of described dehydration slagging device is a chute.Described explosion-proof water quenching pool comprises the explosion-proof tank main body of shrend, and a side of the explosion-proof tank main body of shrend is provided with slag chute, and the bottom surface of slag chute is lower than the bottom surface of the explosion-proof tank main body of shrend; The ingress inlet porting skewed slot of the explosion-proof tank main body of shrend is offered port on explosion-proof tank main body of shrend and the slag chute common sidewall, and the inlet skewed slot communicates with slag chute through port, and a side of inlet skewed slot and port UNICOM is lower than the opposite side of inlet skewed slot; Set out cinder notch on the sidewall of the slag output end of the explosion-proof tank main body of shrend; Fix a drainpipe between the explosion-proof tank main body of slag chute and shrend, the water port in an end of water shoot and the slag chute is connected, and the other end of water shoot is connected with the slag output end of the explosion-proof tank main body of shrend and communicates.The corresponding sidewall of the slag output end of the explosion-proof tank main body of shrend and slag notch is a cambered surface.The sidewall of the explosion-proof tank main body of shrend is higher than the water jet of pelletizer.The tundish tipple comprises pedestal; The base of tumbling is installed on the pedestal, is offered installing port on the base of tumbling, the base of tumbling is hinged through tumble rotating shaft and pedestal; Hinge seat down is installed on the pedestal; First hydro-cylinder is installed on the following hinge seat, is installed hinge seat on the piston rod of first hydro-cylinder, the upper hinge seat is fixedly connected with the base of tumbling.Gas skirt is installed on described explosion-proof water quenching pool top, and the shrend vapor-recovery unit is installed on the gas skirt.Described shrend vapor-recovery unit is that steam is taken out induced draft fan.One side of circulating water pool is provided with the priming reservoir, and water pump is installed in the priming reservoir, and water pump is connected with pelletizer, slag chute, sluice and dehydration slagging device respectively through water-supply line.
Positively effect of the present invention is: its tundish can prevent that slag from becoming a burst whereabouts with its uniform distribution in the process that slag is toppled in water quenching pool, can significantly improve the granulation rate of slag, avoid producing in a large number the not block completely slag of granulation.In addition, its water quenching pool is provided with slag chute, can the block slag of granulation not be imported in the slag chute, thereby avoids block slag and the interior chance water of water quenching pool to blast.Steel slag water quenching according to the invention system also has compactness simple for structure, cheap for manufacturing cost and easy to operate advantage.
Description of drawings
Fig. 1 is the structural representation of steel slag water quenching of the present invention system; Fig. 2 is that the A of Fig. 1 is to the structure for amplifying synoptic diagram; Fig. 3 is that figure B-B analyses and observe the structure for amplifying synoptic diagram; Fig. 4 is the structural representation in the explosion-proof pond of said shrend; Fig. 5 is the C-C sectional structure synoptic diagram of Fig. 4; Fig. 6 is the D-D sectional structure synoptic diagram of Fig. 4; Fig. 7 is the structural representation of said tundish and tundish turning device; Fig. 8 is the plan structure synoptic diagram of Fig. 7; Fig. 9 is that the tundish turning device drives the structural representation that slag is toppled in the tundish upset among Fig. 7.
Numerals: 1 2 stream intermediate tank tilting device slag notch 3 equalizer 5 6 episodes proof water quenching tank slag ditch hood 7 8 9 dewatering water quenched slag vapor recovery unit 10 Silo 11 conveyor belts 12 pumps 13 Suction Sump drains 16 15 14 circulating pool water supply pipes 17 slag pot 18 chute 19 mounted intermediate tank tilting deck 20 port 21 water quenched slag tap-proof cell body 22 23 24 slag drain inlet chute 26 through port 25 outlet port 27 side walls 31 29 28 cambered first hydraulic cylinder 33 base 32 base 34 tipping seat 35 on the lower hinge hinge base 36 intermediate tank 37 tilting shaft 38 deck.
Embodiment
Steel slag water quenching system of steel slag water quenching of the present invention system comprises tundish tipple (1), and tundish tipple (1) is gone up tundish (36) are installed; The sidewall of tundish (36) is provided with slag flow port (2); Described slag flow port (2) is connected and composed by the riser and the base plate of both sides, and wherein base plate is the plane, and the planar shaped base plate can tile out the slag that flows to tundish (36) as far as possible; Slag is fallen as water curtain; Thickness is less, the water smoke of being convenient to pelletizer (3) to the slag in the dropping process cut fully, granulation, thereby; Can solve present slag and incline and then pool thigh, the water smoke of pelletizer (3) is difficult to fully cut the problem of granulation; Pelletizer (3) is installed in the front portion of tundish tipple (1), and pelletizer (3) is positioned at slag flow port (2) below, is convenient to the slag that is flowed down by slag flow port (2) is carried out shrend; The spray direction of pelletizer (3) is installed explosion-proof water quenching pool (5), and the slag of being convenient to after pelletizer (3) shrend accurately falls in the explosion-proof water quenching pool (5); Explosion-proof water quenching pool (5) is connected with an end of sluice (7) and communicates; The other end of sluice (7) is installed dehydration slagging device (9); The slag device below that goes out of dehydration slagging device (9) is provided with feed belt (11), and an end of feed belt (11) is connected with feed bin (10); The water outlet below of dehydration slagging device (9) is provided with waterways (15), and an end of waterways (15) is connected with circulating water pool (14).
Described steel slag water quenching technology comprises the steps:
slag ladle (17) is as after adorning slag container slag; Be transported to shrend position, tundish (36) top by slag car; The shrend position should be definite according to the size of slag ladle (17) and tundish (36), accurately slag poured in the tundish (36) with slag ladle (17) to be as the criterion; Upset slag ladle (17) is poured the slag in the slag ladle (17) in the tundish (36) into;
After finishing,
tundish (36) dress slag starts tundish tipples (1); Tundish tipple (1) drives tundish (36) upset, tundish (36) with the slag in it in slag flow port (2) is poured explosion-proof water quenching pool (5) into; Slag is dropped down onto in the process of explosion-proof water quenching pool (5) by slag flow port (2), and pelletizer (3) water spray carries out shrend to slag, promptly utilizes water smoke with slag cutting, granulation, and the slag after the granulation falls in the explosion-proof water quenching pool (5); Bath is poured slag after the shrend that falls in it and water in the sluice (7) in the explosion-proof water quenching pool (5), and the slag after the shrend is in sluice (7) gets into dehydration slagging device (9); Bulk solid steel slag in the slag in the tundish (36) is owing to be deposited on bottom the tundish (36) than great; Topple in the slag process at tundish (36) and can not be poured out; Treat tundish (36) to be hung away remaining slag in the cleaning tundish (36) with lifting machine after steel slag water quenching finishes in the tundish (36);
As depicted in figs. 1 and 2, gas skirt (6) is installed on described explosion-proof water quenching pool (5) top, and gas skirt (6) is gone up shrend vapor-recovery unit (8) is installed.Gas skirt (6) can contact the steam that produces with slag with shrend vapor-recovery unit (8) and take away with water, reclaim in order or discharging, and prevent that steam from influencing operator's sight line.
Described shrend vapor-recovery unit (8) can be that steam is taken out induced draft fan, and steam is taken out between induced draft fan and the gas skirt (6) and used pipe connection.
Described explosion-proof water quenching pool (5) comprises the explosion-proof tank main body of shrend (21); The bottom surface integral body of the explosion-proof tank main body of shrend (21) is that the slag input end is higher than slag output end; Can avoid said steel slag water quenching new type explosion proof pond ponding; When preventing that the high temperature slag from falling into steel slag water quenching new type explosion proof pond, blast with Chi Dijishui.One side of the explosion-proof tank main body of shrend (21) is provided with slag chute (22), and the bottom surface of slag chute (22) is lower than the bottom surface of the explosion-proof tank main body of shrend (21); The ingress inlet porting skewed slot (25) of the explosion-proof tank main body of shrend (21); Offer port (26) on explosion-proof tank main body of shrend (21) and slag chute (22) the common sidewall; Inlet skewed slot (25) communicates with slag chute (22) through port (26), and a side of inlet skewed slot (25) and port (26) UNICOM is lower than the opposite side of inlet skewed slot (25).Set out cinder notch (24) on the sidewall of the slag output end of the explosion-proof tank main body of shrend (21), dashed to the slag of the explosion-proof tank main body of shrend (21) slag output end and discharge by slag notch (24).Fix a drainpipe between slag chute (22) and the explosion-proof tank main body of shrend (21) (23); One end of water shoot (23) is connected with the interior water port (27) of slag chute (22); The other end of water shoot (23) is connected with the slag output end of the explosion-proof tank main body of shrend (21) and communicates; The water that gets in the slag chute (22) can flow to the slag output end of the explosion-proof tank main body of shrend (21) through water shoot (23), and by slag notch (24) discharge, blasts after avoiding the interior ponding of slag chute (22) and the high temperature slag contacting.In the shrend process, the block completely slag of granulation not, because of its quality bigger; Can penetrate slag in pelletizer water smoke falls into inlet skewed slot 25; And get in the slag chutes 22 through inlet skewed slot 25 and port 26, thereby, avoid the high temperature slag to contact and blast with water in the steel slag water quenching new type explosion proof pond.Wherein, granulation is slag completely, because of its lighter weight can get into the explosion-proof tank main body 21 of shrends at the slag inlet skewed slot 25 of under the drive of the water smoke of pelletizer ejection, jumping over, thereby can not get in the slag chute 22.After the cleaning of the high temperature slags in the slag chute 2, with flushing cinder water with granulations in the explosion-proof tank main body 21 of shrend completely the low temperature slag wash away, make the low temperature slag in slag notch 24 entering sluicies.
During installation, the slag notch (24) of the explosion-proof tank main body of shrend (21) is connected with sluice, makes the slag input end of the explosion-proof tank main body of shrend (21) be positioned at a side of pelletizer outlet.During use; Slag is after pelletizer (3) shrend; Slag and water fall into the explosion-proof tank main body of shrend (21) jointly; The high temperature slag gets in the slag chute (22) through inlet skewed slot (25) and installing port (20), after the cleaning of the high temperature slag in the slag chute (22), with flushing cinder water the interior low temperature slag of the explosion-proof tank main body of shrend (21) is washed away.
For preventing that slag from stockpiling in the slag output end of the explosion-proof tank main body of shrend (21), as shown in Figure 1, the slag output end of the explosion-proof tank main body of shrend (21) and the corresponding sidewall of slag notch (24) are cambered surface (28).
The sidewall (29) of the explosion-proof tank main body of said shrend (21) should be higher than the water jet of pelletizer (3), spills with what avoid spraying water.
Tundish tipple (1) comprises pedestal (31); Pedestal (31) is gone up the base (33) of tumbling is installed; Tumble and offer installing port (20) on the base (33), the front end of the base of tumbling (33) is hinged through rotating shaft of tumbling (37) and pedestal (31), and pedestal (31) is gone up hinge seat (34) down is installed; Following hinge seat (34) is gone up first hydro-cylinder (32) is installed; First hydro-cylinder (32) is installed hinge seat (35) through hinge seat (34) is hinged with pedestal (31) down on the piston rod of first hydro-cylinder (32), upper hinge seat (35) is fixedly connected with the base of tumbling (33).
When laying tundish gas skirt (6); Tundish gas skirt (6) is put in the installing port (20); The tundish of tundish gas skirt (6) deck (19) of tumbling is cooperated with the deck (38) of the base of tumbling (33), and the base of tumbling (33) plays a supportive role to tundish gas skirt (6).When emptying slag, start first hydro-cylinder (32), the piston rod of first hydro-cylinder (32) promotes to tumble base (33) around the rotating shaft of tumbling (37) rotation, thereby tundish gas skirt (6) is tilted so that slag is poured out.
The slag device that goes out of described dehydration slagging device (9) is chute (18).
As shown in Figure 1; One side of circulating water pool (14) is provided with priming reservoir (13); Water pump (12) is installed in the priming reservoir (13), and water pump (12) is connected with pelletizer (3), slag chute (22), sluice (7) and dehydration slagging device (9) respectively through water-supply line (16).Circulating water pool (14) is collected from the water of (15); Water cycle pond (14)) in post precipitation flows into priming reservoir (13), and delivers to pelletizer (3), slag chute (22), sluice (7) and dehydration slagging device (9) respectively by water pump (12) and water-supply line (16) and utilize again.
The present invention not part of detailed description is known technology.
Claims (9)
1. steel slag water quenching system; It is characterized in that: comprise tundish tipple (1); Tundish tipple (1) is gone up tundish (36) is installed; The sidewall of tundish (36) is provided with slag flow port (2), and described slag flow port (2) is connected and composed by the riser and the base plate of both sides, and wherein base plate is the plane; Pelletizer (3) is installed in the front portion of tundish tipple (1), and pelletizer (3) is positioned at slag flow port (2) below; The spray direction of pelletizer (3) is installed explosion-proof water quenching pool (5); Explosion-proof water quenching pool (5) is connected with an end of sluice (7) and communicates; The other end of sluice (7) is installed dehydration slagging device (9); The slag device below that goes out of dehydration slagging device (9) is provided with feed belt (11), and an end of feed belt (11) is connected with feed bin (10); The water outlet below of dehydration slagging device (9) is provided with waterways (15), and an end of waterways (15) is connected with circulating water pool (14); One side of circulating water pool (14) is provided with priming reservoir (13); Water pump (12) is installed in the priming reservoir (13), and water pump (12) is connected with pelletizer (3), slag chute (22), sluice (7) and dehydration slagging device (9) respectively through water-supply line (16).
2. steel slag water quenching according to claim 1 system, it is characterized in that: the slag device that goes out of described dehydration slagging device (9) is chute (18).
3. steel slag water quenching according to claim 1 system; It is characterized in that: described explosion-proof water quenching pool (5) comprises the explosion-proof tank main body of shrend (21); One side of the explosion-proof tank main body of shrend (21) is provided with slag chute (22), and the bottom surface of slag chute (22) is lower than the bottom surface of the explosion-proof tank main body of shrend (21); The ingress inlet porting skewed slot (25) of the explosion-proof tank main body of shrend (21); Offer port (26) on explosion-proof tank main body of shrend (21) and slag chute (22) the common sidewall; Inlet skewed slot (25) communicates with slag chute (22) through port (26), and a side of inlet skewed slot (25) and port (26) UNICOM is lower than the opposite side of inlet skewed slot (25); Set out cinder notch (24) on the sidewall of the slag output end of the explosion-proof tank main body of shrend (21); Fix a drainpipe between slag chute (22) and the explosion-proof tank main body of shrend (21) (23); Water port (27) in one end of water shoot (23) and the slag chute (22) is connected, and the other end of water shoot (23) is connected with the slag output end of the explosion-proof tank main body of shrend (21) and communicates.
4. steel slag water quenching according to claim 3 system, it is characterized in that: the slag output end of the explosion-proof tank main body of shrend (21) and the corresponding sidewall of slag notch (24) are cambered surface (28).
5. steel slag water quenching according to claim 3 system, it is characterized in that: the sidewall (29) of the explosion-proof tank main body of shrend (21) is higher than the water jet of pelletizer (3).
6. steel slag water quenching according to claim 1 system; It is characterized in that: tundish tipple (1) comprises pedestal (31); Pedestal (31) is gone up the base (33) of tumbling is installed, and offers installing port (20) on the base of tumbling (33), and the base of tumbling (33) is hinged through rotating shaft of tumbling (37) and pedestal (31); Pedestal (31) is gone up hinge seat (34) down is installed; Following hinge seat (34) is gone up first hydro-cylinder (32) is installed, and installs hinge seat (35) on the piston rod of first hydro-cylinder (32), and upper hinge seat (35) is fixedly connected with the base of tumbling (33).
7. steel slag water quenching according to claim 1 system is characterized in that: gas skirt (6) is installed on described explosion-proof water quenching pool (5) top, and gas skirt (6) is gone up shrend vapor-recovery unit (8) is installed.
8. steel slag water quenching according to claim 7 system, it is characterized in that: described shrend vapor-recovery unit (8) is that steam is taken out induced draft fan.
9. steel slag water quenching technology is characterized in that adopting the described steel slag water quenching of claim 1 system, comprises the steps:
After finishing,
tundish (36) dress slag starts tundish tipples (1); Tundish tipple (1) drives tundish (36) upset, tundish (36) with the slag in it in slag flow port (2) is poured explosion-proof water quenching pool (5) into; Slag is dropped down onto in the process of explosion-proof water quenching pool (5) by slag flow port (2), and pelletizer (3) water spray carries out shrend to slag, promptly utilizes water smoke with slag cutting, granulation, and the slag after the granulation falls in the explosion-proof water quenching pool (5); Bath is poured slag after the shrend that falls in it and water in the sluice (7) in the explosion-proof water quenching pool (5), and the slag after the shrend is in sluice (7) gets into dehydration slagging device (9); Bulk solid steel slag in the slag in the tundish (36) is owing to be deposited on bottom the tundish (36) than great; Topple in the slag process at tundish (36) and can not be poured out; Treat tundish (36) to be hung away remaining slag in the cleaning tundish (36) with lifting machine after steel slag water quenching finishes in the tundish (36);
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100897333A CN102140561B (en) | 2011-04-11 | 2011-04-11 | Slag quenching system and process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100897333A CN102140561B (en) | 2011-04-11 | 2011-04-11 | Slag quenching system and process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102140561A CN102140561A (en) | 2011-08-03 |
| CN102140561B true CN102140561B (en) | 2012-05-23 |
Family
ID=44408355
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| CN103710479B (en) * | 2014-01-17 | 2016-05-18 | 中冶华天工程技术有限公司 | Steel slag water quenching treatment system |
| CN104745829A (en) * | 2015-04-16 | 2015-07-01 | 湖南水口山有色金属集团有限公司 | Fuming furnace and slag flushing device thereof |
| CN106222340B (en) * | 2016-10-14 | 2018-05-25 | 北京立化科技有限公司 | A kind of cleaning plant of blast furnace cinder slag seam |
| CN108060280B (en) * | 2016-11-09 | 2021-04-02 | 姜学仕 | Slag granulation and heat utilization method by jet steam method |
| CN106906321A (en) * | 2017-05-08 | 2017-06-30 | 安徽工业大学 | A kind of Treating Methods for BF Slag and device that can directly obtain the dry slag of high temperature |
| CN108060278A (en) * | 2017-12-21 | 2018-05-22 | 阳江翌川金属科技有限公司 | A kind of granulation tower water quenching granulating system |
| CN111748663B (en) * | 2019-03-27 | 2021-10-08 | 河北怡智环保科技有限公司 | Car type continuous iron-making water-slag separation environment-friendly device |
| CN110090488B (en) * | 2019-05-31 | 2021-04-06 | 安徽中巨机电设备有限公司 | Slag-water separation device |
| CN110744025A (en) * | 2019-10-16 | 2020-02-04 | 中冶南方连铸技术工程有限责任公司 | Method for preventing slag accumulation of continuous casting secondary cooling chamber |
| CN113546941A (en) * | 2020-04-24 | 2021-10-26 | 四川龙蟒矿冶有限责任公司 | A kind of slag water quenching and granulation short process crushing equipment |
| CN111763788A (en) * | 2020-08-04 | 2020-10-13 | 濮阳市华新智能机械有限公司 | An energy-saving and environmentally friendly steel slag quenching water granulation production line |
| CN119685540A (en) * | 2025-02-26 | 2025-03-25 | 福建青拓镍业有限公司 | Stainless steel smelting tailings treatment method and system |
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| US4046541A (en) * | 1976-05-26 | 1977-09-06 | Union Carbide Corporation | Slag quenching method for pyrolysis furnaces |
| US4722483A (en) * | 1986-08-14 | 1988-02-02 | Texasgulf Minerals And Metals, Inc. | Apparatus and method for fragmenting slag |
| CN2575106Y (en) * | 2002-11-01 | 2003-09-24 | 济南济钢设计院 | Converter vaporization cooling gas hood movable car |
| CN1414115A (en) * | 2002-11-01 | 2003-04-30 | 济南济钢设计院 | Tilting type steel slag water quenching treatment method |
| CN2771216Y (en) * | 2005-03-18 | 2006-04-12 | 李志成 | Slag granulating device |
| CN201220957Y (en) * | 2008-07-10 | 2009-04-15 | 中冶东方工程技术有限公司 | Slag pilletizer |
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