CN204325391U - A kind of two blast furnace water treatment device smelting vanadium titano-magnetite blast furnace - Google Patents
A kind of two blast furnace water treatment device smelting vanadium titano-magnetite blast furnace Download PDFInfo
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- CN204325391U CN204325391U CN201420825902.4U CN201420825902U CN204325391U CN 204325391 U CN204325391 U CN 204325391U CN 201420825902 U CN201420825902 U CN 201420825902U CN 204325391 U CN204325391 U CN 204325391U
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Abstract
Smelt two blast furnace water treatment device for vanadium titano-magnetite blast furnace, belong to technical field of metallurgical iron-making devices, for improving the efficiency of two blast furnace water treatment device.Its technical scheme is: it comprises a flushing cinder pump house, two circulating water pools, a global cycle pond, installs five slag flushing pumps in flushing cinder pump house, wherein slag flushing pump is the shared stand-by pump of two blast furnaces, and other four slag flushing pumps are respectively two, every blast furnace and connect and use.The utility model arranges two circulating water pools and 1 global cycle pond, decrease 1 circulating water pool, two blast furnaces use a flushing cinder pump house jointly, wherein be provided with the stand-by pump 1 that two blast furnaces share, each blast furnace slag flushing pump used is reached and is equivalent to 1 use 2 effect for subsequent use, decrease investment.Flushing cinder pump house of the present utility model only has the full-speed operation in 24 hours of two slag flushing pumps, and every platform slag flushing pump, without the running light time, substantially increases working efficiency, reduces expense.
Description
Technical field
The utility model relates to a kind of slag flushing pump aqueous humor pipeline equipment of two smelting vanadium titano-magnetite blast furnaces, belongs to technical field of metallurgical iron-making devices.
Background technology
Blast furnace slag is the principal by product that blast furnace ironmaking produces, and grain slag production is the important step of ironmaking production.Chinese Patent Application No. 201310789435.0 discloses " smelting treatment of slag and the grain slag Punched box of vanadium titano-magnetite blast furnace ", and the method is applicable to the process of titanium-containing blast furnace slag.The slag disposal system of smelting vanadium titano-magnetite blast furnace wind, Water Quenching Slag arranges generally, and large blast furnace is provided with 4 iron notchs, 2 slag storehouses, and 2 slag storehouses are symmetrical arranged relative to blast furnace, i.e. corresponding 2 iron notchs in each slag storehouse.The liquid slag flowing molten iron that iron mouth flows out realizes slag sluicing system at skimmer place, molten iron flows through skimmer and finally falls into torpedo tank car, titanium-containing slag is changed its course by skimmer stop, flow through slag runner, at slag runner head, place falls, and becomes grain slag through wind Water Quenching Slag, finally falls among slag storehouse and forms slag muck, residue water then flows down from slag muck, finally gets back to circulating water pool and recycles.
Current modern large iron and steel enterprise, generally has many blast furnaces, often smelts vanadium titano-magnetite blast furnace arranged adjacent for 2, forms A blast furnace, the two blast furnace layout of B blast furnace, and this layout can make the relative reductions such as feeder system civil engineering and equipment construction cost.Every blast furnace 2 slag storehouses, No. 2 slag storehouses of general A blast furnace and No. 1 slag storehouse arranged adjacent of B blast furnace, 2 slag storehouses due to every blast furnace are all relatively respective blast furnace symmetric configurations, and namely two blast furnaces amount to 4 slag storehouses, and 4 slag storehouses are lined up 1 line and are positioned on the line of two blast furnaces.Each slag storehouse correspondence arranges a flushing cinder pump house, and each flushing cinder pump house is provided with 3 slag flushing pumps, 1 use 2 for subsequent use, namely have 1 slag flushing pump 24 hours running for slag storehouse corresponding to this flushing cinder pump house.The running in 24 hours of 4 slag flushing pumps is had altogether during two smelting vanadium titano-magnetite blast fumance.
The equipment of two blast furnaces 4 slag flushing pump aqueous humor treatment system of above-mentioned smelting vanadium titano-magnetite blast furnace is arranged and the weak point of existence in use is:
(1) 4 washing slag water pump house has 4 24 hours every days of pump all in full-speed operation.And two iron mouths of cupola well diametric(al) symmetry tap a blast furnace in turn in every general four iron notchs of blast furnace, namely general use No. 1, No. 3 iron mouths tap a blast furnace in turn, or using No. 2, No. 4 iron mouths to tap a blast furnace in turn, is use No. 1, No. 2 Liang Gezha storehouses in turn in a word, each slag storehouse whole day utilization ratio about 50%.But slag flushing pump whole day corresponding to each slag storehouse is in running, which results in 4 slag flushing pump average band every day load running in 4 pump houses 12 hours, running light 12 hours, wastes a large amount of electric energy during equipment running light.
(2) corresponding 4 slag storehouses need to arrange 4 settling tanks, and invest high, floor space is large.
(2) flushing cinder pump house dispersion, is unfavorable for that equipment is nursed.
(3) slag flushing pump water sucking mouth bottom valve has latch up phenomenon.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of two blast furnace water treatment device smelting vanadium titano-magnetite blast furnace, this plant investment is low, install pipeline reasonable, slag flushing pump system consumes power is few, related personnel can be made to concentrate nurse, operation, spot check and maintenance, improve the utilization ratio of equipment and reduce contruction and maintenance cost.
The technical scheme solved the problems of the technologies described above is:
A kind of two blast furnace water treatment device smelting vanadium titano-magnetite blast furnace, it comprises a flushing cinder pump house, two circulating water pools, a global cycle pond, global cycle pond is positioned at the outside of two blast furnace intermediate connection, two circulating water pools lay respectively at the both sides in global cycle pond, global cycle pond, two circulating water pool lines are parallel with two blast furnace lines, flushing cinder pump house is positioned on global cycle pond, in flushing cinder pump house, five slag flushing pumps are installed, wherein slag flushing pump is the shared stand-by pump of two blast furnaces, other four slag flushing pumps are respectively two, every blast furnace and connect use.
Two blast furnace water treatment device of above-mentioned smelting vanadium titano-magnetite blast furnace, the outside of described every blast furnace and inner side are separately installed with flushing cinder equipment, the slag flushing pump of every blast furnace use is connected with the flushing cinder equipment of inner side with outside blast furnace respectively by washing slag water house steward, washing slag water arm, flushing cinder equipment outside blast furnace is connected by the circulating water pool of water pipe with respective blast furnace, and the flushing cinder equipment inside blast furnace is connected with global cycle pond by water pipe.
Two blast furnace water treatment device of above-mentioned smelting vanadium titano-magnetite blast furnace, described two circulating water pools are separately installed with long shaft submerged pump, long shaft submerged pump is connected with one end of relay pipe, and the other end of relay pipe is connected in global cycle pond, and long shaft submerged pump is connected with liquidometer.
Two blast furnace water treatment device of above-mentioned smelting vanadium titano-magnetite blast furnace, described two circulating water pools and global cycle pond are by settling tank and priming reservoir two portions composition, settling tank and priming reservoir are separated by pool wall, and are communicated with by the overflow weir be arranged on pool wall, are provided with grab-crane above settling tank.
Two blast furnace water treatment device of above-mentioned smelting vanadium titano-magnetite blast furnace, the pipeline that described slag flushing pump leads to each blast furnace slag flushing equipment is provided with relief tube, relief tube is connected with global cycle pond, the water outlet of each relief tube above global cycle pond is divided into three pressure release arms identical with relief tube specification, and pressure release arm is connected to above the bottom valve of slag flushing pump water sucking mouth.
The beneficial effects of the utility model are:
The utility model arranges two circulating water pools and 1 global cycle pond, decreases 1 circulating water pool investment; Two blast furnaces use a flushing cinder pump house jointly, can concentrate nurse, operation, spot check and maintenance, decrease the investment of flushing cinder pump house; Flushing cinder pump house, in respect of 5 slag flushing pumps, is wherein provided with the stand-by pump 1 that two blast furnaces share, and each blast furnace slag flushing pump used is reached and is equivalent to 1 use 2 effect for subsequent use, decrease slag flushing pump investment.Flushing cinder pump house of the present utility model only has the full-speed operation in 24 hours of two slag flushing pumps, each two slag storehouses for a blast furnace, due to two slag storehouse flushing cinders in turn of each blast furnace, every platform slag flushing pump is without the running light time, substantially increase working efficiency, reduce slag flushing pump working cost.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the partial schematic diagram of Fig. 1;
Fig. 3 is 1 blast furnace water quenching slag slag storehouse layout and slag storehouse partial schematic sectional view;
Fig. 4 is the sectional view in flushing cinder pump house and global cycle pond.
In figure, mark is as follows: A blast furnace 1, B blast furnace 2, casting house 3, slag ditch 4, flushing cinder equipment 5, slag storehouse 6, backwater ditch 7, grab-crane 8, circulating water pool 9, long shaft submerged pump 10, butterfly valve 11, washing slag water arm 12, relay pipe 13, washing slag water house steward 14, flushing cinder gate valve 15, pressure release valve 16, relief tube 17, water compensating valve 18, global cycle pond 19, gate valve 20 is separated in house steward water route, slag flushing pump 21, small-sized detritus pool 22, divide water bag 23, windlass 24, belt rolling screen door 25, checkdam 26, factory building column 27, master control room 28, flushing cinder pump house 29, pressure release arm 30, washing slag water house steward section 31, relief tube section 32, bottom valve 33.
Embodiment
The utility model is by a flushing cinder pump house 29, the compositions such as two circulating water pools, 9, global cycle pond 19 and washing slag water house steward 14, washing slag water arm 12, flushing cinder equipment 5, slag storehouse 6, backwater ditch 7, relay pipe 13, relief tube 17, pressure release arm 30, grab-crane 8 and water compensating valve 18.
Show in figure, global cycle pond 19 is positioned at the outside of two blast furnace intermediate connection, and two circulating water pools 9 lay respectively at the both sides in global cycle pond 19, and 19, two, global cycle pond circulating water pool 9 line is parallel with two blast furnace lines.
Show in figure, flushing cinder pump house 29 is positioned on global cycle pond 19, installs five slag flushing pumps 21 in flushing cinder pump house 29, and wherein slag flushing pump 21 is the shared stand-by pump of two blast furnaces, and other four slag flushing pumps 21 are respectively two, every blast furnace and connect and use.Two blast furnaces only arrange a flushing cinder pump house 29, wherein there is the full-speed operation in 24 hours of two slag flushing pump 21 whole days, each for two slag storehouses 6 during a blast furnace casting, by from flushing cinder pump house 29 washing slag water house steward 14 out respectively to two slag storehouses 6 point water is coated establishes washing slag water arm 12.
Show in figure, the outside of every blast furnace and inner side are separately installed with flushing cinder equipment 5, and the slag flushing pump 21 of every blast furnace use is connected with the flushing cinder equipment 5 of inner side with outside blast furnace respectively by washing slag water house steward 14, washing slag water arm 12.Flushing cinder equipment 5 outside blast furnace is connected with the circulating water pool 9 of respective blast furnace by water pipe, and the current outside two blast furnaces after flushing cinder equipment 5 flushing cinder return the circulating water pool 9 of each blast furnace.Flushing cinder equipment 5 inside blast furnace is connected with global cycle pond 19 by water pipe, and the current inside two blast furnaces after flushing cinder equipment 5 flushing cinder go back to global cycle pond 19.
Show in figure, two circulating water pools 9 and global cycle pond 19 are by settling tank and priming reservoir two portions composition, and settling tank and priming reservoir are separated by pool wall, and are communicated with by the overflow weir be arranged on pool wall, the water of settling tank for flowing back to after holding flushing cinder.Water after the settling tank sediment in global cycle pond 19 flows into priming reservoir by overflow weir, then delivers to flushing cinder equipment 5 for flushing cinder by slag flushing pump 21 pressurization.Water after the settling tank sediment of circulating water pool 9 flows into priming reservoir by overflow weir.Above settling tank, grab-crane is installed, for fishing for the slag particle precipitated in settling tank.
Show in figure, each circulating water pool 9 arranges two long shaft submerged pumps 10, use, and one for subsequent use, arranges water level upper and lower limit control long shaft submerged pump 10 start and stop by liquidometer.After the water surface in circulating water pool 9 reaches specified altitude, long shaft submerged pump 10 starts, and Jiang Chishui pumps to the settling tank in global cycle pond 19, uses for flushing cinder pump house 29.
Show in figure, the pipeline that slag flushing pump 21 leads to each blast furnace slag flushing equipment 5 is provided with relief tube 17, and relief tube 17 is connected with global cycle pond 19, when blast furnace slag flushing is complete, after closing the washing slag water valve of flushing cinder equipment 5, the water outlet of running slag flushing pump 21 flows back to global cycle pond 19 from relief tube 17.The water outlet of each relief tube 17 above global cycle pond 19 is divided into three pressure release arms 30 identical with relief tube 17 specification, pressure release arm 30 is connected to above slag flushing pump 21 water sucking mouth bottom valve 33, bottom valve 33 Its Adjacent Waters is stirred, bottom valve 33 is not easily blocked.
The utility model in use, supply by a slag flushing pump 21, distributes to flushing cinder equipment 5 with pipeline by the flushing cinder water of every blast furnace.Residue water after flushing cinder flows back to circulating water pool 9 or global cycle pond 19 along backwater ditch 7, and circulating water pool 9 precipitation and relaying action, circulating water pool 9 liquid level is elevated to specified altitude, and circulating water pool 9 water is pumped to global cycle pond 19.Grab-crane 9 is positioned on circulating water pool 9 and global cycle pond 19, for fishing for slag particle in pond.Water compensating valve 18 is arranged on the settling tank sidewall in global cycle pond 19, the moisturizing of water supply treatment system.
An embodiment of the present utility model is as follows:
Flushing cinder pump house 29 between two blast furnaces has 21, two full-speed operations in 24 hours of five slag flushing pumps, and each for a blast furnace, all the other are for subsequent use.The high-voltage motor model of flushing cinder pump house 29 is YKK4504-6,220KW, and slag flushing pump 21 model is 300ZZX800-46-220, and visible lift is 46m, and flow is 800m
3/ h.
From flushing cinder pump house 29 washing slag water house steward 14 out, for inside nominal diameter DN=700mm thick-walled tube, add support by blast furnace table factory building surrounding column and lay washing slag water arm 12 to point water bag 23 of blast furnace both sides is built on stilts, washing slag water arm 12 is inside nominal diameter DN=350mm thick-walled tube.
During blast fumance, pressure release valve 16 often leaves, and during two slag storehouse 6 alternate turns flushing cinders of a blast furnace, pressure release valve 16 aperture is set to 40%.Time extremely indivedual, when two iron mouths of a blast furnace symmetry tap a blast furnace simultaneously, when namely two slag storehouses 6 use simultaneously, pressure release valve 16 aperture on the relief tube 17 of washing slag water house steward 14 can be reduced.
Five slag flushing pumps 21 fell pump by seven day time cycle, and use which platform slag flushing pump 21, the butterfly valve 11 on the pressure release arm 30 of its correspondence is opened completely, and the butterfly valve 11 on all the other two pressure release arms 30 cuts out completely.
When that slag flushing pump 21 middle uses to A blast furnace 1, house steward water route, corresponding side is separated gate valve 20 and is opened, and opposite side house steward water route is separated gate valve 20 and closed.When using to B blast furnace 2, house steward water route, corresponding side is separated gate valve 20 and is opened, and opposite side house steward water route is separated gate valve 20 and closed.
Claims (5)
1. smelt two blast furnace water treatment device of vanadium titano-magnetite blast furnace for one kind, it is characterized in that: it comprises a flushing cinder pump house (29), two circulating water pools (9), a global cycle pond (19), global cycle pond (19) is positioned at the outside of two blast furnace intermediate connection, two circulating water pools (9) lay respectively at the both sides of global cycle pond (19), flushing cinder pump house (29) is positioned on global cycle pond (19), in flushing cinder pump house (29), five slag flushing pumps (21) are installed, wherein slag flushing pump (21) is the shared stand-by pump of two blast furnaces, other four slag flushing pumps (21) are respectively two, every blast furnace and connect use.
2. two blast furnace water treatment device of smelting vanadium titano-magnetite blast furnace according to claim 1, it is characterized in that: the outside of described every blast furnace and inner side are separately installed with flushing cinder equipment (5), the slag flushing pump (21) of every blast furnace use is connected with the flushing cinder equipment (5) of inner side with outside blast furnace respectively by washing slag water house steward (14), washing slag water arm (12), flushing cinder equipment (5) outside blast furnace is connected with the circulating water pool (9) of respective blast furnace by water pipe, and the flushing cinder equipment (5) inside blast furnace is connected with global cycle pond (19) by water pipe.
3. two blast furnace water treatment device of smelting vanadium titano-magnetite blast furnace according to claim 2, it is characterized in that: described two circulating water pools (9) are separately installed with long shaft submerged pump (10), long shaft submerged pump (10) is connected with one end of relay pipe (13), the other end of relay pipe (13) is connected in global cycle pond (19), and long shaft submerged pump (10) is connected with liquidometer.
4. two blast furnace water treatment device of smelting vanadium titano-magnetite blast furnace according to claim 3, it is characterized in that: described two circulating water pools (9) and global cycle pond (19) are by settling tank and priming reservoir two portions composition, settling tank and priming reservoir are separated by pool wall, and be communicated with by the overflow weir be arranged on pool wall, grab-crane (8) is installed above settling tank.
5. two blast furnace water treatment device of smelting vanadium titano-magnetite blast furnace according to claim 4, it is characterized in that: described slag flushing pump (21) is provided with relief tube (17) towards the pipeline of each blast furnace slag flushing equipment (5), relief tube (17) is connected with global cycle pond (19), the water outlet of each relief tube (17) above global cycle pond (19) is divided into three pressure release arms (30) identical with relief tube (17) specification, and pressure release arm (30) is connected to top, slag flushing pump (21) water sucking mouth bottom valve (33).
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| CN201420825902.4U CN204325391U (en) | 2014-12-24 | 2014-12-24 | A kind of two blast furnace water treatment device smelting vanadium titano-magnetite blast furnace |
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| CN201420825902.4U CN204325391U (en) | 2014-12-24 | 2014-12-24 | A kind of two blast furnace water treatment device smelting vanadium titano-magnetite blast furnace |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111686904A (en) * | 2020-07-13 | 2020-09-22 | 云南锡业股份有限公司锡业分公司 | Lean tin slag treatment system and treatment method without wastewater discharge |
-
2014
- 2014-12-24 CN CN201420825902.4U patent/CN204325391U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111686904A (en) * | 2020-07-13 | 2020-09-22 | 云南锡业股份有限公司锡业分公司 | Lean tin slag treatment system and treatment method without wastewater discharge |
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Address after: 067102 A block 520, Luanhe town finance square, Shuangluan District, Chengde, Hebei Patentee after: River steel Limited by Share Ltd Chengde branch Address before: 067102 Luanhe town finance square, Shuangluan District, Chengde, Hebei, Hebei iron and steel Limited by Share Ltd Chengde branch Patentee before: Chengde Branch Co., Ltd. of Hebei Iron & Steel Group |