CN201634691U - Melting steel slag particle atomization water-cooling device - Google Patents

Melting steel slag particle atomization water-cooling device Download PDF

Info

Publication number
CN201634691U
CN201634691U CN2009201872825U CN200920187282U CN201634691U CN 201634691 U CN201634691 U CN 201634691U CN 2009201872825 U CN2009201872825 U CN 2009201872825U CN 200920187282 U CN200920187282 U CN 200920187282U CN 201634691 U CN201634691 U CN 201634691U
Authority
CN
China
Prior art keywords
water
slag
air
chute
steel slag
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2009201872825U
Other languages
Chinese (zh)
Inventor
邱艳生
张恩
杨东
姚辉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Maanshan Iron and Steel Co Ltd
Original Assignee
Maanshan Iron and Steel Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Maanshan Iron and Steel Co Ltd filed Critical Maanshan Iron and Steel Co Ltd
Priority to CN2009201872825U priority Critical patent/CN201634691U/en
Application granted granted Critical
Publication of CN201634691U publication Critical patent/CN201634691U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Classifications

    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B2400/00Treatment of slags originating from iron or steel processes
    • C21B2400/02Physical or chemical treatment of slags
    • C21B2400/022Methods of cooling or quenching molten slag
    • C21B2400/024Methods of cooling or quenching molten slag with the direct use of steam or liquid coolants, e.g. water
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B2400/00Treatment of slags originating from iron or steel processes
    • C21B2400/02Physical or chemical treatment of slags
    • C21B2400/022Methods of cooling or quenching molten slag
    • C21B2400/026Methods of cooling or quenching molten slag using air, inert gases or removable conductive bodies
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B2400/00Treatment of slags originating from iron or steel processes
    • C21B2400/05Apparatus features
    • C21B2400/062Jet nozzles or pressurised fluids for cooling, fragmenting or atomising slag
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B2400/00Treatment of slags originating from iron or steel processes
    • C21B2400/05Apparatus features
    • C21B2400/066Receptacle features where the slag is treated
    • C21B2400/072Tanks to collect the slag, e.g. water tank
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/20Recycling

Landscapes

  • Furnace Details (AREA)

Abstract

The utility model belongs to the treatment of melting slag and particularly relates to a melting steel slag particle atomization water-cooling device which comprises a slag tank, an intermediate tank, a chute, an air ejector and a water pool that are connected in sequence, and is characterized in that the intermediate tank provided with the chute is fixed on a substrate; a safety slag retaining wall is arranged in front of the chute; a water atomizer is arranged above the air ejector which is connected with an air compressor by a pipeline; and the water atomizer is connected with a water pump by a water pipe. When in melting slag treatment, high-pressure airflow ejected by the air ejector and waterflow sprayed by the water atomizer converge so as to form high-speed water and air flows, thus leading the steel slag to be crushed and balled, and being fast cooled into ball-shaped fine slag. The melting steel slag particle atomization water-cooling device has the advantages of having novel and reasonable structure, safety, reliability, and convenient operation, reducing oxidation of metallic iron, reducing the ablation of the air ejector and the opening of the chute, prolonging the service life, decreasing the spare part consumption and replacement times, improving the equipment operation ratio and steel slag processing rate, increasing the recovering rate of metallic iron, decreasing dust, and avoiding the occurrence of safety accidents.

Description

Molten steel slag wind granulation atomized water device for cooling
Technical field
The utility model belongs to the processing of melting slag, relates in particular to the granulation and the water cooling plant of molten steel slag.
Background technology
Fused slag crushing granulating is convenient to resource circulation and is used, and also helps environment protection.Patent Office of the People's Republic of China's disclosed " steel slag wind-crushing granulating device " (ZL88211276) is made up of tundish, spraying gun and pond; At the bottom of the tundish bag and chute have constant slope, spraying gun is provided with inlet pipe and is communicated with air compressor, its front spray orifice is H shape and arranges; Spraying gun changes the winding-up angle by dowel disc.When handling slag, the slag in the tundish is flowed out by chute, and the circuitous air-flow that sprays to the spray orifice of spraying gun aloft cools off in the also drowning pond of granulation.Its defective is: in melting the slag particle process, and the reaction of the oxygen in the pressurized air and the iron generation vigorous oxidation in the slag, the oxidation of metallic iron drop has reduced the rate of recovery of iron; The high temperature ablation that oxidizing reaction produces chute mouth and spraying gun, and service life of equipment reduces greatly, often repair or change, and spare parts consumption is many, the maintenance cost height, and operating rate and processing rate are low, even also can produce security incident.
Summary of the invention
In order to overcome the defective that prior art exists, the purpose of this utility model provides a kind of molten steel slag wind-crushing granulation atomized water device for cooling, prolongs chute and air-sprayer work-ing life, improves the operating rate and the slag processing efficiency of treatment unit; Reduce the oxidation of metal in the dreg iron, improve the rate of recovery of metallic iron.
Molten steel slag wind-crushing granulation atomized water device for cooling; be connected successively by slag ladle, tundish, chute, air-sprayer and pond; be characterized in that the described tundish that are provided with chute are fixed on the pedestal; safe slag blocking wall is established in chute the place ahead; water atomizer(-iser) is located at the air-sprayer top; air-sprayer is connected with air compressor machine by pipeline, and water atomizer(-iser) is connected with water pump by water pipe.
Described air-sprayer is made up of support and cartouche; Cartouche is a square cylinder, if inlet pipe is connected with air compressor machine, the cartouche front end all establishes horizontal gas orifice and vertical gas orifice is the arrangement of H shape, and horizontal gas orifice ejection high pressure air flow smashes, grain slag stream, and the high pressure air flow of vertical gas orifice ejection retrains grain slag and drips heading; Rotating shaft is established in the injector both sides, and the dowel disc that has positioning jack is fixed in the rotating shaft; Described elongated slot that sets up the removable mounting rotating shaft, elongated slot is divided into dowel hole, and rotating shaft places the support elongated slot, positions in the dowel hole of steady brace insertion dowel disc and support, and air spray angle α (being the angle of gas-jet and horizontal plane) is-5~25 °.Change the pilot hole on the dowel disc, just can change the air spray angle.
Described water atomizer(-iser) is the wedge shape casing, and spraying gun places on the air-sprayer, keeps certain jet angle β (being the angle of current and water smoke face) to be-5~15 °.During the slag granulated processed, pour in the tundish by switching mechanism, melt slag and flow out by chute by the slag that melts of slag ladle delivery.Air-sprayer is adjusted spray angle, is established the high pressure air flow of pressure, speed by air compressor machine air-supply, air-sprayer ejection; Be adjusted into the water atomizer(-iser) spray angle simultaneously; by the water pumps water; water atomizer(-iser) ejects High-Pressure Water with set angle; converge and form the high speed water air-flow; spray to the high-temperature liquid state slag stream of whereabouts; with slag stream smash, nodularization, aloft tentatively cool off, form the thin slag of coccoid granulation and fall into the pond.Reduce the oxidation of iron in the slag, cooling, depositing dust reduce environmental pollution.
Compared with prior art, advantage is: novel, reasonable, safe and reliable, easy to operate; Because water atomizer(-iser) sprays cold water, the temperature of air-sprayer, reduce to reduce and ablate,, suppress burning owing to melt slag granulation under the aqueous vapor operating mode, chute mouth temperature reduces, ablation chute mouth reduces, and has prolonged service life of equipment, reduces dimension and mends and change the spare part number of times, reduce the spare parts consumption amount, improve the operating rate and the processing rate of equipment; Metallic iron reduces the oxidation of metallic iron, improves iron recovery; Reduce the flue dust for the treatment of processes, help environment protection.
Description of drawings
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Fig. 1 is molten steel slag wind-crushing granulation atomized water device for cooling structural representation.
Fig. 2 is the air-sprayer structural representation of Fig. 1.
Fig. 3 is the side-view of Fig. 2.
Fig. 4 is the water atomizer(-iser) structural representation of Fig. 1.
Fig. 5 is the side-view of Fig. 4.
Embodiment
As seen from Figure 1, molten steel slag wind-crushing granulation atomized water device for cooling comprises that slag ladle 1, middle slag ladle 2, chute 3, air-sprayer 4 and pond 5 are connected successively, and air-sprayer 4 is connected with air compressor machine 9.Between tundish slag 2 and the air-sprayer 4 water atomizer(-iser) 8 is set, water atomizer(-iser) 8 is connected with water pump 21.Slag ladle delivery liquid steel slag, this device employing crane is paid hook and is toppled over liquid steel slag, also the tilting mechanism deslagging can be set.Middle slag ladle 2 is fixed on the pedestal 6, and is connected with chute 3, and the liquid steel slag of slag ladle 2 is flowed out by chute 3 in the middle of being blended into.After air-sprayer 4 places chute 3 belows partially, make chute 3 away from liquid slag stream, water atomizer(-iser) 8 is fixed on air-sprayer 4 tops.Safe slag blocking wall 7 is established in chute 3 the place aheads, prevents from that liquid slag from dripping to splash, and guarantees production safety.After molten steel slag flowed out chute 3, the current that the high pressure air flow that air-sprayer 4 ejects and water atomizer(-iser) eject merged into gas, the current of high-voltage high-speed, smashed, granulation slag and tentatively cooling off, and fell into pond 5 then and further cooled off.
By Fig. 2, Fig. 3 as can be seen, air-sprayer 4 is made up of support 11 and cartouche 12; Cartouche 12 is a square cylinder, after establish inlet pipe and be connected with air compressor machine 9, by air compressor machine 9 air feed.Cartouche 12 front ends are all established 20-30 horizontal gas orifice 13 and 20-80 vertical gas orifice 14, are H shape and arrange, and vertical gas orifice 14 is established at horizontal gas orifice 13 two ends, every capable 5-10.Rotating shaft 15 is established in injector 4 both sides, and dowel disc 16 is established in rotating shaft 15, and dowel disc 16 is provided with positioning jack.Support 11 is provided with the elongated slot 17 of the bottom band circle of removable mounting rotating shaft 15, and elongated slot is divided into dowel hole 18, and rotating shaft 15 places the elongated slot 17 of support 11, positions in the dowel hole 18 of steady brace 19 insertion dowel discs 16 and support 11.Change the jack on 16 of the dowel discs, just can change air spray angle α, can between-5~25 °, adjust, to fit the demand of technology.Start air compressor machine 9, spray tube 12 just can spray the high pressure draft of different angles.
By Fig. 4, Fig. 5 as can be seen, water atomizer(-iser) 8 is the wedge shape casing, and front end is all established 20-30 horizontal spout hole 20, after establish water inlet pipe and be connected with water pump 21; By the spout hole 20 of processing different jet angle β, can between-5~15 °, adjust the water flow jet angle.Water atomizer(-iser) 8 is fixed on the air-sprayer 4.
By on it can also be seen that, change air-sprayer 4 spray angles and water atomizer(-iser) 8 spray angles, can change the point of high pressure air flow and atomization flow, also can change the point of penetration of high pressure water, air-flow and liquid flow slag, to satisfy the demand of technique change.

Claims (5)

1. molten steel slag wind-crushing granulation atomized water device for cooling, be connected successively by slag ladle (1), middle slag ladle (2), chute (3), air-sprayer (4) and pond (5), it is characterized in that the described middle slag ladle (2) that is provided with chute (3) is fixed on the pedestal (6), safe slag blocking wall (7) is established in chute (3) the place ahead; Water atomizer(-iser) (8) is located at air-sprayer (4) top, and air-sprayer (4) is connected with air compressor machine (9) by pipeline, and water atomizer(-iser) (8) is connected with water pump (10) by water pipe.
2. molten steel slag wind-crushing granulation atomized water device for cooling according to claim 1 is characterized in that described air-sprayer (4) is made up of support (11) and cartouche (12); Cartouche (12) is a square cylinder, establishes inlet pipe and is connected with air compressor machine (9), and cartouche (12) front end all establishes horizontal gas ejector pipe (13) and vertical gas orifice (14) is the arrangement of H shape; Rotating shaft (15) is established in the injector both sides, and the dowel disc (16) that has positioning jack is fixed in the rotating shaft (15); Described support (14) is established the elongated slot (17) of removable mounting rotating shaft (15), and position pin-and-hole (18) is set in the elongated slot below, and rotating shaft (15) places support (11) elongated slot (17), is located by steady brace (19).Jet angle α is-5~25 °.
3. horizontal gas orifice according to claim 2 (13) quantity 20-30, vertical gas orifice (14) vertically places horizontal gas orifice (13) two ends, every capable gas orifice quantity 5-10.
4. molten steel slag wind-crushing granulation atomized water device for cooling according to claim 1 is characterized in that described water atomizer(-iser) (8) is the wedge shape casing, and horizontal spout hole (20) is all established in the front side, after establish water inlet pipe, be connected with water pump (21); U-shaped retaining ring (22) is established in the water atomizer(-iser) both sides, and retaining ring (22) is gone up and set the position jack, and retaining ring (22) is located by steady brace (19).Water atomizer(-iser) (8) places on the air-sprayer (4), and jet angle β is-5~15 °.
5. molten steel slag wind-crushing granulation atomized water device for cooling according to claim 4 is characterized in that described spout hole (20) 20-30.
CN2009201872825U 2009-08-29 2009-08-29 Melting steel slag particle atomization water-cooling device Expired - Fee Related CN201634691U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009201872825U CN201634691U (en) 2009-08-29 2009-08-29 Melting steel slag particle atomization water-cooling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009201872825U CN201634691U (en) 2009-08-29 2009-08-29 Melting steel slag particle atomization water-cooling device

Publications (1)

Publication Number Publication Date
CN201634691U true CN201634691U (en) 2010-11-17

Family

ID=43079180

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009201872825U Expired - Fee Related CN201634691U (en) 2009-08-29 2009-08-29 Melting steel slag particle atomization water-cooling device

Country Status (1)

Country Link
CN (1) CN201634691U (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102527920A (en) * 2012-02-28 2012-07-04 河南科技大学 Preparation method for molding sand used for non-ferrous metal
CN102605115A (en) * 2011-11-16 2012-07-25 马钢(集团)控股有限公司 Process method for producing steel shots by ladle-casting slag pelletization
CN102808050A (en) * 2012-09-06 2012-12-05 马钢(集团)控股有限公司 Steel slag wind-crushing and hydro-cooling treating device and method for treating steel slag
CN103361449A (en) * 2012-03-30 2013-10-23 鞍钢股份有限公司 Efficient recycling method and device for complementary energy of blast furnace slag
CN106148608A (en) * 2015-04-24 2016-11-23 田官钰 Slag ball manufactures device
CN111850191A (en) * 2020-08-25 2020-10-30 山东盛阳工程机械有限公司 Adjustable high-temperature liquid steel slag granulating device

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102605115A (en) * 2011-11-16 2012-07-25 马钢(集团)控股有限公司 Process method for producing steel shots by ladle-casting slag pelletization
CN102605115B (en) * 2011-11-16 2014-12-17 马钢(集团)控股有限公司 Process method for producing steel shots by ladle-casting slag pelletization
CN102527920A (en) * 2012-02-28 2012-07-04 河南科技大学 Preparation method for molding sand used for non-ferrous metal
CN102527920B (en) * 2012-02-28 2013-11-06 河南科技大学 Preparation method for molding sand used for non-ferrous metal
CN103361449A (en) * 2012-03-30 2013-10-23 鞍钢股份有限公司 Efficient recycling method and device for complementary energy of blast furnace slag
CN103361449B (en) * 2012-03-30 2015-07-08 鞍钢股份有限公司 Efficient recycling method and device for complementary energy of blast furnace slag
CN102808050A (en) * 2012-09-06 2012-12-05 马钢(集团)控股有限公司 Steel slag wind-crushing and hydro-cooling treating device and method for treating steel slag
CN106148608A (en) * 2015-04-24 2016-11-23 田官钰 Slag ball manufactures device
CN111850191A (en) * 2020-08-25 2020-10-30 山东盛阳工程机械有限公司 Adjustable high-temperature liquid steel slag granulating device

Similar Documents

Publication Publication Date Title
CN201634691U (en) Melting steel slag particle atomization water-cooling device
CN108115145A (en) A kind of apparatus for preparing metal powder and preparation method
CN101376172B (en) Quadric injection metal atomization device of rotary-forming film
CN103480854A (en) Method for preparing ultrathin metal powder
CN201399583Y (en) Atomizing nozzle of superfine powder preparation device
CN104985186B (en) A kind of gas atomizing nozzle for being used to prepare metal dust
CN102453781B (en) High-temperature liquid-state steel slag granulating device and process
CN105618773B (en) A kind of gas atomization device being used to prepare 3D printing metal powder
CN105195754A (en) Device and method for improving atomized metal powder cooling efficiency
CN106112002A (en) A kind of use circulation air be that medium is prepared metallic particles and reclaims the apparatus and method of heat
CN105358717B (en) For the steam and condensate system of granulation apparatus
CN108247075A (en) A kind of atomizer arrangement that the metal ball shaped powder of superhigh temperature is prepared for gas atomization
CN202447671U (en) Secondary-acceleration supersonic air-return-preventive atomizing nozzle with ring seams for preparing ultrafine metal powder
CN106077686B (en) A kind of metallic particles preparation facilities and preparation method
CN106694895A (en) Water and air combined atomizing powder making device
CN206898395U (en) A kind of water-gas combined powder by atomization device
CN2398039Y (en) High-pressure water atomized powder making device
CN106435062B (en) A kind of high-temperature liquid state slag granulating system
CN102329901A (en) Liquid-state steel slag micronization recycling device
CN204918630U (en) Slag water smoke granulating device
CN209902243U (en) Matched in-package slag self-collecting device of slag raking machine
CN106435061A (en) Furnace slag granulation system with automatic cleaning function
CN215786754U (en) Air return system for gas atomization powder preparation
CN204486788U (en) Prepare the gas atomization device of metal and alloy powder
CN113532111B (en) Adjustable oxygen supply system and method for oxygen-enriched smelting furnace

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20101117

Termination date: 20160829