CN108148933A - The processing mechanism and its processing method of a kind of blast-furnace slag - Google Patents
The processing mechanism and its processing method of a kind of blast-furnace slag Download PDFInfo
- Publication number
- CN108148933A CN108148933A CN201711346053.9A CN201711346053A CN108148933A CN 108148933 A CN108148933 A CN 108148933A CN 201711346053 A CN201711346053 A CN 201711346053A CN 108148933 A CN108148933 A CN 108148933A
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- China
- Prior art keywords
- cooling
- clinker
- chamber
- chute
- level
- 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.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/04—Recovery of by-products, e.g. slag
- C21B3/06—Treatment of liquid slag
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/04—Recovery of by-products, e.g. slag
- C21B3/06—Treatment of liquid slag
- C21B3/08—Cooling slag
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Food Science & Technology (AREA)
- Gasification And Melting Of Waste (AREA)
- Furnace Charging Or Discharging (AREA)
Abstract
The present invention relates to offal treatment fields, specifically be a kind of blast-furnace slag processing mechanism and its processing method, including passage, cooling chamber, chute, breaker, wind turbine, discharge nozzle, filter tank, magnetic separator, cooling chamber is fixedly connected with one end of passage, cooling water pipeline is installed at the top of cooling chamber, the bottom of chamber of cooling chamber has angle with horizontal plane, cooling chamber is connect by chute with breaker, filter opening is additionally provided on chute, molten state clinker enters after cooling chamber carries out chilling with cooling water, cooling chamber bottom can make blocky furnace slag be tumbled chute without manpower self by after abundant water cooling using inclined-plane.
Description
Technical field
The present invention relates to offal treatment field, specifically be a kind of blast-furnace slag processing mechanism and its processing side
Method.
Background technology
Blast furnace slag is during blast furnace ironmaking, (is usually lime by the gangue in ore, the ash content in fuel and solvent
Stone) in the solid waste that is formed of non-volatilization component, mainly contain calcium, silicon, aluminium, magnesium, the oxide of iron and a small amount of sulfide, one
As for blast-furnace slag processing main method have Water Quenching, dry granulation processing etc..
To the processing method of blast-furnace slag, more single portion link needs manual operation at present, causes by a series of
Treated, and clinker is not larger by thorough crushing individual, it is difficult to be recycled to it, organic efficiency is low.
Invention content
The technical problem to be solved by the present invention is to, the defects of overcoming the more than prior art, provide it is a kind of without human intervention,
It is aided with blast-furnace slag processing mechanism and its processing method that water cooling to blast-furnace slag repeatedly crush and recycle.
The technical solution of the present invention is to provide a kind of a kind of processing mechanism of blast-furnace slag having following structure,
It is characterised in that it includes passage, cooling chamber, chute, breaker, wind turbine, discharge nozzle, filter tank, magnetic separator, the cooling chamber
It is fixedly connected with one end of the passage, cooling water pipeline and cooling fan is installed at the top of the cooling chamber, it is described cold
But the bottom of chamber of chamber has angle with horizontal plane, and the cooling chamber is connect by the chute with the breaker, the chute
On be additionally provided with filter opening；
The breaker is divided into level-one crushing chamber, two-stage crushing room, the level-one crushing chamber and the two-stage crushing room
Between be equipped with for slag by arcuation pipeline；The arcuation pipeline is equipped with filter opening；
The locular wall of the level-one crushing chamber is equipped with multiple semicircle shape convex blocks, and the level-one crushing chamber bottom is equipped with one and can live
Dynamic bottom plate, the locular wall lower part of the level-one crushing chamber are equipped with guide rail, and the sliding rail is equipped with osculum, the dump bottom
Plate is moved with the guide rail and is connect, and the guide rail end is equipped with limited block, and the back side of the movable floor is installed
There is an oil cylinder, the oil cylinder includes piston rod, and the free end of the piston rod and the back side of movable floor are fixed by connector
Connection, the level-one crushing chamber are also equipped with a wind turbine outside, and the wind turbine is connected by wind conveying pipe with level-one crushing chamber,
The broken wheel group being made of at least a pair of broken wheel, the broken wheel packet are installed on the locular wall of the two-stage crushing room
Shaft, the gear teeth are included, the shaft is extended to outside locular wall, and the shaft is equipped with the notch that is recessed inwardly, winding in the notch
There is conveyer belt, the conveyer belt is connect with motor, and the breaker bottom is equipped with through-hole.
The breaker is connected by passage with the filter tank, and the magnetic separator is installed on filter tank, the magnetic separation
Machine is controlled by motor.
As preferably, the angle of the cooling chamber bottom and horizontal plane is 0 ° of ＜ α≤8 °.
As preferably, the clinker be cooled water cooling granulation to block diameter no more than 150mm, the clinker is through second
Secondary broken piece of diameter is not more than 30mm, and the clinker is not more than 3mm through the broken grain size of third time.
As preferably, the diameter of the chute is at least 400mm, a diameter of 50~80mm of the arcuation pipeline.
As preferably, a diameter of 10~15mm of the filter opening.
As preferably, the rotating speed of the broken wheel is at least 3500rad/min.
As preferably, the material selection wolfram steel of the semicircle shape convex block.
It is characterized in that, the cylinder diameter of the oil cylinder is 100mm, the in-oil cylinder hydraulic pressures are 25Mpa.
As preferably, the cooling chamber is also equipped with scavenger fan.
As preferably, the broken wheel mechanism further includes the fastening mechanism that the effect of tightening can be taken up to transmission, described
The face that fastening mechanism is contacted with conveyer belt is arc.
Specific works method is as follows：
Step 1：Molten state blast-furnace slag flows into a water cooling in cooling chamber through passage, while to once cooling down institute
The a large amount of steam generated are arranged outwardly with cooling fan, into bulk after the abundant water cooling of molten state clinker progress, through cooling water band
Enter chute
Step 2：It is rolled down into the clinker in chute along chute downwards, cooling water is discharged chute through filter opening.
Step 3：The clinker of first block enters level-one crushing chamber from chute, falls at the movable bottom of level-one crushing chamber
On plate, the piston rod of oil cylinder pushes movable bottom plate, and clinker is carried out by the semicircle shape convex block for boosting contact level-one crushing chamber locular wall
Second broken fragmented.
Step 4：Wind turbine is brought the clinker of secondary granulation into two-stage crushing room and is fallen on broken wheel, and broken wheel will be secondary
The clinker third time of block is broken and is granulated, and the clinker not granulated fully rebounds directly after throwing to two-stage crushing room locular wall
To granulating, the clinker of granulating enters through discharge nozzle in filter tank.
Step 5：By the clinker in filter tank through magnetomechanical is selected to recycle.
The beneficial effects of the present invention are：
Molten state clinker enters after cooling chamber carries out chilling with cooling water, and cooling chamber bottom can make blocky furnace slag using inclined-plane
Chute is tumbled without manpower self by after abundant water cooling, level-one crushing chamber is equipped with movable bottom plate, oil cylinder and locular wall in protrusion
The characteristics of shape, ensures that clinker can be crushed further, and repeatedly can back and forth reduce the difficulty of operation after larger thrust contact protrusion
Degree, wind turbine can take away clinker completely, crush the granulation of wheel group to clinker progress again, and fastening mechanism can prevent chain well
It loosens, can obtain reusing microgranular clinker, select magnetomechanical that can carry out recycling saving to the residual metal in clinker
Resource.
Description of the drawings
Fig. 1 is a kind of processing mechanism of blast-furnace slag of the present invention and its structure diagram of processing method；
Fig. 2 is a kind of processing mechanism of blast-furnace slag of the present invention and its A portions structure diagram of processing method.
As shown in the figure：
1st, passage, 2, cooling chamber, 3, chute, 4, through-hole, 5, discharge nozzle, 6, filter tank, 7, magnetic separator, 8, cooling water pipe
Road, 9, cooling fan, 10, filter opening, 11, level-one crushing chamber, 12, two-stage crushing room, 13, arcuation pipeline, 14, convex block, 15, can live
Dynamic bottom plate, 16, guide rail, 17, limited block, 18, oil cylinder, 19, piston rod, 20, connector, 21, wind turbine, 22, broken wheel,
23rd, shaft, 24, the gear teeth, 25, conveyer belt, 26, fastening mechanism, 27, motor.
Specific embodiment
The present invention is described in further detail in the following with reference to the drawings and specific embodiments.
As depicted in figs. 1 and 2；
The processing mechanism and its processing method of a kind of blast-furnace slag, including including passage 1, cooling chamber 2, chute 3, crushing
Device, wind turbine 4, discharge nozzle 5, filter tank 6, magnetic separator 7, cooling chamber 2 are fixedly connected with one end of passage 1, the top of cooling chamber 2
Cooling water pipeline 8 and cooling fan 9, the bottom of chamber of cooling chamber 2 and angle of the horizontal mask size for 0 ° of ＜ α≤8 ° are installed, it is cold
But chamber 2 is connect by chute 3 with breaker, and the diameter of chute 3 is at least 400mm, and filter opening 10, filter opening are additionally provided on chute 3
10 a diameter of 10~15mm, molten state clinker enters after cooling chamber carries out chilling with cooling water, makes molten clinker solid rapidly
Change and split into bulk, the furnace clinker diameter after water cooling can make blocky furnace slag no more than 150mm, 2 bottom of cooling chamber using low angle inclined-plane
By chute 3 is voluntarily tumbled after abundant water cooling, chute uses arcuation, and wall is equipped with the filter opening that diameter is less than clinker, ensures cold
But clinker will not leak out chute 3 or block filter opening 10 while water row 2 goes out, and the clinker after water cooling enters breaker through chute 3
Level-one crushing chamber 11, cooling fan 9 discharges the high steam in cooling chamber 2.
Breaker is divided into level-one crushing chamber 11, two-stage crushing room 12, between level-one crushing chamber 11 and two-stage crushing room 12
Equipped with for slag by arcuation pipeline 13.
The locular wall of level-one crushing chamber 11 is equipped with semicircle shape convex block 14 made of multiple selection wolfram steel, 11 bottom of level-one crushing chamber
One mobilizable bottom plate 15 is installed, the locular wall lower part of level-one crushing chamber 11 is equipped with guide rail 16, and movable floor 15 is with being oriented to
The removable connection of track 16,16 end of guide rail are equipped with limited block 17, and the back side of movable floor 15 is equipped with a cylinder diameter and is
100mm, the oil cylinder 18 that the hydraulic pressures in cylinder are 25Mpa.Oil cylinder 18 includes piston rod 19, free end and the activity of piston rod 19
The back side of bottom plate 15 is fixedly connected by connector 20, is also equipped with a wind turbine 21 outside level-one crushing chamber 11, wind turbine 21 is by defeated
Air hose is connected with level-one crushing chamber 11, and oil cylinder 18 drives removable bottom plate 15 up and down, the clinker on movable bottom plate 15 with
11 wall convex block 14 of level-one crushing chamber room collides, and makes second of broken, clinker after second-time breakage of clinker after cooling back and forth
Block diameter is not more than 30mm, and by the arcuation pipeline 13 of 21 band of wind turbine to a diameter of 50mm~80mm, the clinker warp after secondary cooling
Arcuation pipeline enters two-stage crushing room 12.
The broken wheel group being made of at least a pair of broken wheel 22 on 12 locular wall of two-stage crushing room is installed, wheel is crushed and includes turning
Axis 23, the gear teeth 24, shaft 23 are extended to outside locular wall, and shaft 23 is equipped with the notch being recessed inwardly, and conveyer belt is arranged in notch
25,25 inner wall of conveyer belt is equipped with the fastening mechanism 26 to tight beam conveyer belt, the face that fastening mechanism 26 is contacted with conveyer belt 25
For arc, prevent conveyer belt 25 from coming off, conveyer belt 25 is connect with motor 27, and motor 27 is down to 3500rad/min speed to clinker
It is broken to carry out third time, the clinker not granulated fully rebounds after throwing to locular wall until granulating, broken clinker finally become
It is granular no more than 3mm into grain size, and by the through-hole 4 that breaker bottom is equipped with filter tank 5 is eventually entered into discharge nozzle 5
In.
Magnetic separator 7 is installed on filter tank 28, by magnetic separator 7 by additional motor control to the discarded metal slag in filter tank 28 into
Row recycling.
The above embodiments and description only illustrate the principle of the present invention and most preferred embodiment, is not departing from this
Under the premise of spirit and range, various changes and improvements may be made to the invention, these changes and improvements both fall within requirement and protect
In the scope of the invention of shield.
Claims (5)
1. a kind of blast-furnace slag processing mechanism and its processing method, which is characterized in that including passage (1), cooling chamber (2), slip
Slot (3), breaker, cooling fan (4), discharge nozzle (5), filter tank (6), magnetic separator (7), the cooling chamber (8) are led with described
One end of expects pipe (1) is fixedly connected, and cooling water pipe (8) road and cooling fan (9), institute are equipped at the top of the cooling chamber (2)
Stating the bottom of chamber of cooling chamber 2 and horizontal plane has angle, and the cooling chamber (2) is connected by the chute (3) and the breaker
It connects；Filter opening (10) is additionally provided on the chute；
The breaker is divided into level-one crushing chamber (11), two-stage crushing room (12), the level-one crushing chamber (11) and described two
Be equipped between grade crushing chamber (12) for slag by arcuation pipeline (13)；
The locular wall of the level-one crushing chamber (11) is equipped with multiple semicircle shape convex blocks (14), level-one crushing chamber (11) the bottom installation
There is a mobilizable bottom plate (15), the locular wall lower part of the level-one crushing chamber (11) is equipped with guide rail (16), the dump bottom
Plate (15) and the removable connection of the guide rail (16), guide rail (16) end is equipped with limited block (17), the work
The back side of dynamic bottom plate (15) is equipped with an oil cylinder (18), and the oil cylinder (18) includes piston rod (19), the piston rod (19)
Free end is fixedly connected with the back side of movable floor (15) by connector (20), is also equipped with outside the level-one crushing chamber (11)
One wind turbine (21), the wind turbine (21) are connected by wind conveying pipe and level-one crushing chamber phase (11),
It is equipped with that broken wheel group be made of at least a pair of broken wheel (22) is described to be crushed on two-stage crushing room (12) locular wall
Wheel includes shaft (23), the gear teeth (24), and the shaft (23) is extended to outside locular wall, and the shaft (23) is equipped with what is be recessed inwardly
Notch is arranged with conveyer belt (25) in the notch, and the conveyer belt (25) connect with motor (27), the breaker bottom
Equipped with through-hole.
The breaker is connected by discharge nozzle (5) with the filter tank (6), and the magnetic separator (7) is installed on filter tank (6),
The magnetic separator (7) is controlled by motor.
2. a kind of blast-furnace slag processing mechanism according to claim 1 and its processing method, it is characterised in that the cooling
The angle of chamber (2) bottom and horizontal plane is 0 ° of ＜ α≤8 °.
3. a kind of blast-furnace slag processing mechanism according to claim 1 and its processing method, which is characterized in that the clinker
Cooled water cooling granulation to block diameter is not more than 150mm, and described second of broken piece of diameter of clinker warp is described no more than 30mm
Clinker is not more than 3mm through the broken grain size of third time.
4. a kind of blast-furnace slag processing mechanism according to claim 1 and its processing method, which is characterized in that the chute
(3) diameter is at least 400mm, a diameter of 50~80mm of the arcuation pipeline (13).
5. a kind of blast-furnace slag processing mechanism according to claim 1 and its processing method, which is characterized in that including following
Step：
Step 1：Molten state blast-furnace slag flows into a water cooling in cooling chamber (2) through passage (1), while to once cooling down
Generated a large amount of steam are arranged outwardly with cooling fan (9), into bulk after the abundant water cooling of molten state clinker progress, through cooling
Water brings chute (3) into
Step 2：It is rolled down into the clinker in chute (3) along chute (3) downwards, cooling water is discharged chute through filter opening (10)
(3)。
Step 3：The clinker of first block from chute (3) into level-one crushing chamber (11), fall in level-one crushing chamber (11) can
On movable floor (15), the piston rod (18) of oil cylinder (18) pushes movable bottom plate (15), and clinker is boosted contact level-one and crushed
The semicircle shape convex block (14) of room (11) locular wall carries out broken for the second time fragmented.
Step 4：Wind turbine (21) is brought the clinker of secondary granulation into two-stage crushing room (12) and is fallen on broken wheel (22), crushes
Wheel (22) is broken by the clinker third time of secondary piece of change and is granulated, and the clinker not granulated fully throws to two-stage crushing room
(12) it rebounds after locular wall until granulating, the clinker of granulating is through discharge nozzle (5) into filter tank (6).
Step 5：By the clinker in filter tank (6) through magnetomechanical (7) is selected to recycle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711346053.9A CN108148933B (en) | 2017-12-15 | 2017-12-15 | A kind of processing mechanism and its processing method of blast-furnace slag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711346053.9A CN108148933B (en) | 2017-12-15 | 2017-12-15 | A kind of processing mechanism and its processing method of blast-furnace slag |
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| Publication Number | Publication Date |
|---|---|
| CN108148933A true CN108148933A (en) | 2018-06-12 |
| CN108148933B CN108148933B (en) | 2019-11-12 |
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| CN201711346053.9A Active CN108148933B (en) | 2017-12-15 | 2017-12-15 | A kind of processing mechanism and its processing method of blast-furnace slag |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109696055A (en) * | 2018-12-26 | 2019-04-30 | 青海铜业有限责任公司 | A kind of melting furnace slag-discharging device and method |
| CN115318368A (en) * | 2022-07-22 | 2022-11-11 | 湖南东安湘江科技股份有限公司 | Processing and preparation device and preparation method for flux smelting material |
| CN117046593A (en) * | 2023-10-11 | 2023-11-14 | 沧州四星玻璃股份有限公司 | Automatic collecting and crushing treatment device for neutral borosilicate glass slag |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| Publication number | Publication date |
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| CN108148933B (en) | 2019-11-12 |
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