CN106669970A - Dry processing equipment for dedusting ash recycling of sintering machine head of iron and steel plant - Google Patents
Dry processing equipment for dedusting ash recycling of sintering machine head of iron and steel plant Download PDFInfo
- Publication number
- CN106669970A CN106669970A CN201710106770.8A CN201710106770A CN106669970A CN 106669970 A CN106669970 A CN 106669970A CN 201710106770 A CN201710106770 A CN 201710106770A CN 106669970 A CN106669970 A CN 106669970A
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- China
- Prior art keywords
- main frame
- powder
- cylinder
- blast pipe
- magnetic
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/30—Combinations with other devices, not otherwise provided for
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/02—Working-up flue dust
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Abstract
The invention discloses dry processing equipment for dedusting ash recycling of a sintering machine head of an iron and steel plant. The dry processing equipment comprises an elevator, a wind-magnet separation main machine, a cyclone powder collector, a bag-type dust remover and an air blower. The dry processing equipment has the following technical effects that dry-type sealing negative-pressure treatment is adopted for dedusting ash of the sintering machine head, no water is used, secondary pollution is avoided, automatic feeding and discharging are achieved, and the separation fineness is adjustable; the dedusting ash of the sintering machine head can be separated into iron ore powder, silica powder, fine powder and micro powder, the iron content in the iron ore powder reaches 50% or above, the iron ore powder can be used for ironmaking remelting, the silica powder contains SiO2, CaO, MgO, Al2O3 and the like and can be used for producing cement, and the fine powder and the micro powder can be used as smelting reducing agents; and dedusting ash recycling of the sintering machine head is achieved.
Description
Technical field
The present invention relates to a kind of steel works sintering head dedusting ash handling plant.
Background technology
In steel smelting procedure, high temperature sintering process is carried out to iron ore with sintering machine, sintering machine is to iron ore
Carry out that substantial amounts of exhaust gas dust can be produced in high temperature sintering processing procedure, sintering plant is substantial amounts of to producing in the sintering dust of iron mine
Sintering machine head end dedusting ash, processes sintering machine head end dedusting ash because granularity is little, and dew reactor startup is put and easily produces secondary dirt to environment
Dye, sintering machine head end dedusting ash problem always perplexs a difficult problem for iron and steel enterprise's environmental protection.Containing substantial amounts of in sintering machine head end dedusting ash
Metallic element, according to analysis, containing ferrum element 35%, also contains SiO2、CaO、MgO、Al2O3Deng current processing mode is to adopt water
Mode is washed, water-washing method water consumption is big, there is a problem of that wastewater treatment is difficult, easily cause water pollution.
The content of the invention
It is an object of the invention to provide a kind of steel works sintering head dedusting ash regeneration dry process equipment.
The technical scheme is that, a kind of steel works sintering head dedusting ash regeneration dry process equipment, including
Elevator, wind magnetic separation main frame, whirlwind powder collector, sack cleaner, aerator；Described wind magnetic separation main frame includes cylinder,
Grader is housed above cylinder, in cylinder stage casing side hopper is put into, there is dispersing device in feed hopper, in cylinder lower end dress
There is magnetic separator；Described grader includes classifying turbine, and classifying turbine is mounted in cylinder inside front, is driven by grader motor
It is dynamic；Main frame air-out interface is housed on the cylinder above classifying turbine；Described dispersing device include break up wheel, break up wheel be mounted in into
In hopper, fall plate equipped with radiation-like on wheel breaing up, break up wheel by breaing up Motor drive；In cylinder on the downside of feed hopper
Equipped with FENGDOU, tuyere is provided with FENGDOU headwall, main frame air intake interface is housed on the cylinder of FENGDOU side；Described magnetic separator bag
Magnetic rolling is included, magnetic rolling is mounted in the lower section of FENGDOU outlet, and magnetic rolling is equipped with triangle sub-material by magnetic separation Motor drive in the lower section of magnetic rolling
Bucket, is respectively provided with iron powder discharging opening and stone powder discharging opening on the outside of the cylinder of triangle separate hopper both sides；Described elevator
Discharge nozzle is unloaded hopper, and equipped with charging discharge valve, discharging discharge valve taps into hopper to the discharging opening of dump skip；Main frame air-out interface connects
Whirlwind powder collector air inlet, whirlwind powder collector lower end is equipped with fine powder discharge valve；The blast pipe of aerator connects respectively main frame blast pipe
With bag-type dust blast pipe, main frame blast pipe connects main frame air intake interface, and sack cleaner blast pipe connects sack cleaner, in cloth bag
Cleaner unit lower end is equipped with fine powder discharge valve, valve is controlled equipped with main frame air intake on main frame blast pipe, in bag-type dust blast pipe
Upper to control valve equipped with bag-type dust air intake, the blast pipe of aerator connects whirlwind powder collector air-out interface.
Striker plate is housed in the air outlet of tuyere.
Magnet in described magnetic rolling is mounted in magnetic rolling near stone powder discharging opening side, is fixed in fixing axle.
The present invention has the following technical effect that, to sintering machine head end dedusting ash dry type, sealing, Negative pressure are adopted, without
Water, will not produce secondary pollution, realize automatic feed, discharge, and separation mesh degree is adjustable, can elect sintering machine head end dust setting ash as ferrum
Breeze, Cab-O-sil, fine powder and fine powder, iron content can be used for ironmaking and melt down up to more than 50% in Iron Ore Powder, and Cab-O-sil contains
SiO2、CaO、MgO、Al2O3Etc. can be used to produce cement, fine powder and fine powder can be as smelting reducing agent；Realize that sintering machine head end is removed
Dirt ash regeneration.
Description of the drawings
Fig. 1 is schematic structural view of the invention.
Fig. 2 is the structural representation of wind magnetic separation main frame of the present invention.
Fig. 3 is the cross section view of FENGDOU of the present invention.
Specific embodiment
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of steel works sintering head dedusting ash regeneration dry process equipment, its feature
It is：Including elevator 1, wind magnetic separation main frame 2, whirlwind powder collector 3, sack cleaner 4, aerator 5；Described wind magnetic separation
Main frame 2 includes cylinder 21, and grader 22 is housed in the top of cylinder 21, hopper 7 is put in the stage casing side of cylinder 21, in feed hopper 7
Equipped with there is dispersing device 24, magnetic separator 26 is housed in the lower end of cylinder 21；Described grader 22 includes classifying turbine 221, is classified leaf
Wheel 221 is mounted in the inside front of cylinder 21, is driven by grader motor 222；It is equipped with the cylinder 21 of the top of classifying turbine 221
Main frame air-out interface 23；Described dispersing device 24 includes breaing up wheel 241, breaks up wheel 241 and is mounted in feed hopper 7, is breaing up wheel 241
It is upper to fall plate 242 equipped with radiation-like, break up wheel 241 and driven by breaing up motor 243；Fill in the cylinder 21 of the downside of feed hopper 7
There is FENGDOU 244, on the headwall of FENGDOU 244 tuyere 245 is provided with, main frame air intake interface 25 is housed on the cylinder 21 of the side of FENGDOU 244；
Described magnetic separator 26 includes magnetic rolling 261, and magnetic rolling 261 is mounted in the lower section of the outlet of FENGDOU 244, and magnetic rolling 261 passes through magnetic separation motor 262
Drive, triangle separate hopper 265 is housed in the lower section of magnetic rolling 261, in the outside of cylinder 21 difference of the both sides of triangle separate hopper 265
Equipped with iron powder discharging opening 27 and stone powder discharging opening 28；The discharge nozzle of described elevator 1 is unloaded hopper 6, the discharging opening of dump skip 6
Equipped with charging discharge valve 61, discharging discharge valve 61 taps into hopper 7；Main frame air-out interface 23 connects the air inlet 31 of whirlwind powder collector 3, rotation
The lower end of wind powder collector 3 is equipped with fine powder discharge valve 33；The blast pipe 51 of aerator 5 connects main frame blast pipe 52 respectively and bag-type dust enters
Airduct 53, main frame blast pipe 52 connects main frame air intake interface 25, and sack cleaner blast pipe 53 connects sack cleaner 4, removes in cloth bag
The lower end of dirt device 4 is equipped with fine powder discharge valve 41, valve 521 is controlled equipped with main frame air intake on main frame blast pipe 52, in bag-type dust
Valve 531 is controlled equipped with bag-type dust air intake on blast pipe 53, the blast pipe 54 of aerator 5 connects the air-out interface 32 of whirlwind powder collector 3；
Striker plate 246 is housed in the air outlet of tuyere 245；Magnet 263 in described magnetic rolling 261 is mounted in magnetic rolling 261 near stone
The side of powder discharging opening 28, is fixed in fixing axle 246.
The operation principle of the present invention：
Sintering machine head end dedusting ash is lifted in dump skip 6 by elevator 1, and dump skip 6 taps into hopper 7, and feed hopper 7 will burn
Knot head dedusting ash is pushed in wind magnetic separation main frame 2, and Jing dispersing devices 24 break up sintering machine head end dedusting ash, and aerator 5 is by wind
Drum enters wind magnetic separation main frame 2 and blows afloat the sintering machine head end dedusting ash broken up from FENGDOU 244, and the particles fall of weight is to described magnetic
Select on machine 26, the magnet 263 in described magnetic rolling 261 is mounted in magnetic rolling 261 near the side of stone powder discharging opening 28, is fixed on fixation
On axle 246, under the iron powder fallen on described magnetic separator 26 be attracted to magnetic rolling 261, and Cab-O-sil is not adsorbed, directly under
Fall, draw off from stone powder discharging opening 28, when adsorbed iron powder goes to iron powder 27 side of discharging opening in magnetic rolling 261, loss of excitation falls, from
Iron powder discharging opening 27 draws off；The trickle mesh degree of powder Jing graders 22 control enters into whirlwind powder collector 3 and collects fine powder, and grader 22 can
Using the grader of Raymond mill, fine powder returns to the major part of aerator 5 and is again introduced into wind magnetic separation master from the blast pipe 54 of aerator 5
Machine 2, a part of Jing bag-type dusts blast pipe 53 to sack cleaner 4 separates fine powder.
Claims (3)
1. a kind of steel works sintering head dedusting ash regeneration dry process equipment, it is characterised in that：Including elevator (1),
Wind magnetic separation main frame (2), whirlwind powder collector (3), sack cleaner (4), aerator (5)；Described wind magnetic separation main frame (2) bag
Cylinder (21) is included, grader (22) is housed in cylinder (21) top, hopper (7) is put in cylinder (21) stage casing side, in feed hopper
(7) there is dispersing device (24) in, magnetic separator (26) is housed in cylinder (21) lower end；Described grader (22) includes classification leaf
Wheel (221), classifying turbine (221) is mounted in cylinder (21) inside front, is driven by grader motor (222)；In classifying turbine
(221) main frame air-out interface (23) is housed on the cylinder (21) above；Described dispersing device (24) is beaten including wheel (241) is broken up
Dissipate wheel (241) to be mounted in feed hopper (7), fall plate (242) equipped with radiation-like on wheel (241) breaing up, break up wheel (241) and pass through
Break up motor (243) driving；FENGDOU (244) is housed, on FENGDOU (244) headwall in the cylinder (21) on the downside of feed hopper (7)
Tuyere (245) is provided with, main frame air intake interface (25) is housed on the cylinder (21) of FENGDOU (244) side；Described magnetic separator (26)
(261) are rolled including magnetic, magnetic rolling (261) is mounted in the lower section of FENGDOU (244) outlet, magnetic is rolled (261) and driven by magnetic separation motor (262)
Dynamic, the lower section for rolling (261) in magnetic is equipped with triangle separate hopper (265), triangle separate hopper (265) both sides cylinder (21) outward
Side is respectively provided with iron powder discharging opening (27) and stone powder discharging opening (28)；The discharge nozzle of described elevator (1) is unloaded hopper (6),
The discharging opening of dump skip (6) taps into hopper (7) equipped with charging discharge valve (61), discharging discharge valve (61)；Main frame air-out interface
(23) whirlwind powder collector (3) air inlet (31) is connect, whirlwind powder collector (3) lower end is equipped with fine powder discharge valve (33)；Aerator (5)
Blast pipe (51) connects respectively main frame blast pipe (52) and bag-type dust blast pipe (53), and main frame blast pipe (52) connects main frame air intake and connects
Mouth (25), sack cleaner blast pipe (53) connects sack cleaner (4), and fine powder discharging is housed in sack cleaner (4) lower end
Valve (41), equipped with main frame air intake control valve (521) on main frame blast pipe (52), is equipped with cloth on bag-type dust blast pipe (53)
Bag dedusting air intake control valve (531), the blast pipe (54) of aerator (5) connects whirlwind powder collector (3) air-out interface (32).
2. a kind of steel works sintering head dedusting ash regeneration dry process equipment according to claim 1, its feature
It is：Striker plate (246) is housed in the air outlet of tuyere (245).
3. a kind of steel works sintering head dedusting ash regeneration dry process equipment according to claim 1, its feature
It is：Magnet (263) in described magnetic rolling (261) is mounted in magnetic rolling (261) near stone powder discharging opening (28) side, is fixed on
In fixing axle (246).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710106770.8A CN106669970B (en) | 2017-02-27 | 2017-02-27 | Steel works sintering head dedusting ash regeneration dry process equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710106770.8A CN106669970B (en) | 2017-02-27 | 2017-02-27 | Steel works sintering head dedusting ash regeneration dry process equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106669970A true CN106669970A (en) | 2017-05-17 |
| CN106669970B CN106669970B (en) | 2019-01-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710106770.8A Active CN106669970B (en) | 2017-02-27 | 2017-02-27 | Steel works sintering head dedusting ash regeneration dry process equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN106669970B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107442271A (en) * | 2017-08-25 | 2017-12-08 | 鞍钢股份有限公司 | A kind of sintering flue gas ash removal ash dry separation removing potassium, sodium, the method for chlorine |
| CN110787575A (en) * | 2019-10-30 | 2020-02-14 | 丁武轩 | Smoke purification tower for recycling dust of sintering machine head of steel plant |
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| US20020113336A1 (en) * | 1989-08-28 | 2002-08-22 | Cass Richard B. | Method for producing refractory filaments |
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| CN204700023U (en) * | 2015-04-20 | 2015-10-14 | 佛山市万达业机械股份有限公司 | The dustless equipment of a kind of electromagnetism dry powder machine |
| CN206587907U (en) * | 2017-02-27 | 2017-10-27 | 张舰方 | Steel works sintering head dedusting ash regeneration dry process equipment |
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2017
- 2017-02-27 CN CN201710106770.8A patent/CN106669970B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020113336A1 (en) * | 1989-08-28 | 2002-08-22 | Cass Richard B. | Method for producing refractory filaments |
| CN200942390Y (en) * | 2006-06-23 | 2007-09-05 | 李功民 | Closed composite dry coal separation device |
| CN200974040Y (en) * | 2006-11-03 | 2007-11-14 | 山东省冶金地质水文勘察公司 | Novel high-efficient electric dust collector for removing the dust on the sintering machine head |
| JP2011052242A (en) * | 2009-08-31 | 2011-03-17 | Jfe Steel Corp | Method for producing sintered ore, sintering machine and sintered ore |
| CN201552141U (en) * | 2009-09-18 | 2010-08-18 | 酒泉敦煌种业百佳食品有限公司 | Multi-time sorting machine |
| CN104162482A (en) * | 2014-08-08 | 2014-11-26 | 姜大志 | Deironing and grading method for powder body |
| CN204700023U (en) * | 2015-04-20 | 2015-10-14 | 佛山市万达业机械股份有限公司 | The dustless equipment of a kind of electromagnetism dry powder machine |
| CN206587907U (en) * | 2017-02-27 | 2017-10-27 | 张舰方 | Steel works sintering head dedusting ash regeneration dry process equipment |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107442271A (en) * | 2017-08-25 | 2017-12-08 | 鞍钢股份有限公司 | A kind of sintering flue gas ash removal ash dry separation removing potassium, sodium, the method for chlorine |
| CN107442271B (en) * | 2017-08-25 | 2019-06-28 | 鞍钢股份有限公司 | A kind of method that the dry separation of sintering flue gas dedusting ash removes potassium, sodium, chlorine |
| CN110787575A (en) * | 2019-10-30 | 2020-02-14 | 丁武轩 | Smoke purification tower for recycling dust of sintering machine head of steel plant |
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| Publication number | Publication date |
|---|---|
| CN106669970B (en) | 2019-01-01 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20181205 Address after: 411101 Zhonghan Fortune Plaza, 77 Ji'an Road, Yuetang District, Xiangtan City, Hunan Province, 2101021 Applicant after: Hunan green Chong Manganese Industry Co., Ltd. Address before: 411100 Yunlong Village, Heling Town, Yuhu District, Xiangtan City, Hunan Province Applicant before: Zhang Jianfang |
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