CN110142002A - A kind of steel slag centrifugal granulating device - Google Patents
A kind of steel slag centrifugal granulating device Download PDFInfo
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- CN110142002A CN110142002A CN201910468862.XA CN201910468862A CN110142002A CN 110142002 A CN110142002 A CN 110142002A CN 201910468862 A CN201910468862 A CN 201910468862A CN 110142002 A CN110142002 A CN 110142002A
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- cleaning head
- slag
- steel slag
- collecting pit
- pulp water
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/14—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic in rotating dishes or pans
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- 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
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- 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
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- 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
-
- 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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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention belongs to technical field of ferrous metallurgy, more particularly to a kind of steel slag centrifugal granulating device, centrifugal pan is set conical pendulm shape structure by invention, make the splashing path cyclic fluctuation of molten steel slag, to make cooling jacket each region that can uniformly be impacted by steel slag, cooling effect more evenly, while improving slag ladle whole service life；The present invention, which respectively corresponds the first cleaning head and the second cleaning head, to be arranged at the trough and wave crest in steel slag splashing path, and keep the rotational speed of cleaning head consistent with the conical pendulm speed of centrifugal pan, to enable the first cleaning head and the second cleaning head to avoid the splashing path of steel slag always, the real-time online cleaning of cooling jacket in slag ladle is realized；Separating device for water with dregs of the invention can directly be collected the steel slag and waste water generated in steel slag granulation process, and carry out at the first time it is cooling, clean and mask work, it improves steel slag and recycles efficiency, useless cigarette, the waste heat for avoiding hot steel slag accumulation from generating pollute the environment.
Description
Technical field
The invention belongs to technical field of ferrous metallurgy, and in particular to a kind of steel slag centrifugal granulating device.
Background technique
Steel slag is one of steelmaking process byproduct, it is by impurity such as silicon, manganese, phosphorus, sulphur in the pig iron in melting
The salt that various oxides and these oxides made of aoxidizing in journey are generated with solvent reaction is formed.Steel slag is as secondary
There are two main path, one is to recycle as smelting solvent in our factory for comprehensive utilization of resources, not only can replace lime
Stone, and can therefrom recycle a large amount of metallic iron and other useful elements；The other is as manufacture road-making material, construction material
Or the raw material of agricultural fertilizer.The processing of steel slag mainly includes the technical process such as water quenching, granulation, cooling, cleaning, milling, however
The process of Technology of Steel Slag Processing is more dispersed in the prior art, and equipment space occupied is big, and production efficiency is low, it is difficult to adapt to fast section
The metallurgical production demand played.
Summary of the invention
The object of the present invention is to provide a kind of efficient, energy-efficient steel slag centrifugal granulating devices.
To achieve the above object, the present invention provides following technical schemes: a kind of steel slag centrifugal granulating device, including slag
Tank, the slag ladle center be equipped with centrifugal pan, the centrifugal pan along own axis be arranged, and slag ladle in be equipped with for drive from
First driving motor of cartridge rotation is equipped with molten steel slag above the centrifugal pan and comes down in torrents mouth, and the slag ladle inner wall is equipped with cold
But water jacket, the slag ladle top are equipped with spray equipment, and the slag ladle bottom is equipped with pulp water separating mechanism, and separating device for water with dregs goes out
Cinder notch is equipped with dragveyer structure, and the discharge end of the dragveyer structure is equipped with steel slag collection device；The centrifugal pan is fitted to be can
Taper swinging momvement is done along vertical axis, is equipped in the slag ladle for driving centrifugal pan to do the driving mechanism of taper swinging momvement；Also
The online cleaning device of packet water jacket, the online cleaning device of water jacket include the of the upper half inner wall revolution setting along cooling jacket
One cleaning head, and along the second cleaning head of cooling jacket lower half inner wall revolution setting, first cleaning head and second is clearly
Clean head is located remotely from each other setting along the diametrical direction of cooling jacket, the gyratory directions of first cleaning head and the second cleaning head and returns
Rotary speed is identical, and the angular speed size and Orientation when angular speed of the two revolution does taper swinging momvement with centrifugal pan is identical,
In the first cleaning head correspond to the setting of centrifugal pan lower side always, the second cleaning head corresponds to the higher side of centrifugal pan always and sets
It sets；Guide wheel is additionally provided on first cleaning head and the second cleaning head, the guide wheel and cooling jacket inner ring surface, which roll, to be cooperated.
The technical effect that the present invention obtains are as follows: centrifugal pan is set conical pendulm shape structure by invention, makes the splashing of molten steel slag
Path cyclic fluctuation, thus make cooling jacket each region can uniformly by steel slag impact, cooling effect more evenly,
Slag ladle whole service life is improved simultaneously；The present invention respectively corresponds the first cleaning head and the second cleaning head to be arranged to fly in steel slag
It splashes at the trough and wave crest in path, and it is consistent with the conical pendulm speed of centrifugal pan to make the rotational speed of cleaning head, to make first clear
Clean head and the second cleaning head can avoid the splashing path of steel slag always, and the real-time online for realizing cooling jacket in slag ladle is clear
It washes；Separating device for water with dregs of the invention can directly be collected the steel slag and waste water generated in steel slag granulation process, and the
One time carry out it is cooling, clean and mask work, improve steel slag and recycle efficiency, avoid hot steel slag accumulation from generating useless
Cigarette, waste heat pollute the environment.
Detailed description of the invention
Fig. 1 is the perspective view of steel slag recovery and processing system provided by the embodiment of the present invention；
Fig. 2 is the cross-sectional view of slag ladle provided by the embodiment of the present invention；
Fig. 3 is centrifugal pan assembling structure perspective view provided by the embodiment of the present invention；
Fig. 4 is centrifugal pan assembling structure cross-sectional view provided by the embodiment of the present invention；
Fig. 5 is the perspective view of the online cleaning device of water jacket provided by the embodiment of the present invention；
Fig. 6 is the perspective view at another visual angle of the online cleaning device of water jacket provided by the embodiment of the present invention；
Fig. 7 is the top view of the online cleaning device of water jacket provided by the embodiment of the present invention；
Fig. 8 is the cross-sectional view of the online cleaning device of water jacket provided by the embodiment of the present invention；
Fig. 9 is the perspective view of pulp water separating mechanism provided by the embodiment of the present invention；
Figure 10 is the perspective view of filtering roller provided by the embodiment of the present invention；
Figure 11 is the main view of filtering roller provided by the embodiment of the present invention；
Figure 12 is the A-A cross-sectional view of Figure 11；
Figure 13 is the B-B cross-sectional view of Figure 11；
Figure 14 is the side view of filtering roller provided by the embodiment of the present invention；
Figure 15 is the C-C cross-sectional view of Figure 14.
Specific embodiment
In order to which objects and advantages of the present invention are more clearly understood, the present invention is carried out specifically with reference to embodiments
It is bright.It should be appreciated that following text is only used to describe one or more of specific embodiments of the invention, not to the present invention
The protection scope specifically requested carries out considered critical.
As shown in Figure 1, 2, a kind of steel slag recovery and processing system, including centrifugal granulating device and vacuum apparatus, it is described
Centrifugal granulating device includes slag ladle 10, and 10 center of slag ladle is equipped with centrifugal pan 20, and the centrifugal pan 20 is along own axis
It is arranged and is equipped in slag ladle 10 the first driving motor 11 for driving centrifugal pan 20 to rotate, is equipped with above the centrifugal pan 20 molten
Melt steel slag to come down in torrents mouth, 10 inner wall of slag ladle is equipped with cooling jacket 30, and spray equipment 14 is equipped at the top of the slag ladle 10, described
10 bottom of slag ladle is equipped with pulp water separating mechanism, and the water outlet of pulp water separating mechanism is connected to vacuum apparatus, the vacuum mistake
Filter device is for being filtered and recycling to the granulated slag in waste water；The slag notch of separating device for water with dregs is equipped with dragveyer structure, described
The discharge end of dragveyer structure is equipped with steel slag collection device.Molten steel slag is cured as steel slag using centrifugal prilling by the present invention
Particle, spray equipment 14 carries out water quenching to it in molten steel slag sputtering process, make steel slag further break down into fine particle so as to
In recycling, separating device for water with dregs is directly arranged in the present invention below slag ladle 10, is directly cleaned and is separated to steel slag, kept away
Exempt from steel slag accumulation, improves steel slag recovery efficiency, in addition, the present invention carries out secondary filter for the waste water that steel slag generates is cleaned, it will
Tiny steel slag particle and metal ion in waste water carry out secondary collection, further improve the recovery utilization rate of steel slag.
Further, as shown in Figure 3,4, the centrifugal pan 20, which is fitted to be, to do taper swinging momvement along vertical axis,
It is equipped in the slag ladle 10 for driving centrifugal pan 20 to do the driving mechanism of taper swinging momvement.Specifically, the centrifugal pan 20
Shaft is equipped with a movable axle sleeve 23, and the activity axle sleeve 23 and 20 shaft of centrifugal pan are rotatablely connected, and the activity axle sleeve 23 is along one
The radial direction of loose collar 24 and the loose collar 24 are hinged, and the loose collar 24 is radially hinged with 10 internal rack of slag ladle and this is hinged
Articulated shaft between axis and movable axle sleeve 23 and loose collar 24 is vertical；The shaft lower end of the centrifugal pan 20 by transmission mechanism with
The main shaft of first driving motor 11 rotates synchronously connection.The transmission mechanism includes jackshaft 21 and transition axis 22, the centre
21 upper end of axis rotates synchronously structure by the lower end of universal joint and 20 shaft of centrifugal pan, the lower end of jackshaft 21 by universal joint with
The upper end of transition axis 22 rotates synchronously connection, and the lower end of transition axis 22 is synchronous with the main shaft of the first driving motor 11 by universal joint
Rotation connection；The jackshaft 21 is eccentrically set on a turntable 25, the setting of the axis vertical of the turntable 25 and turntable 25
Axis and centrifugal pan 20 do the axis collinear of 11 main shaft of axis and the first driving motor of taper swinging momvement, the jackshaft 21
It is parallel with the axis of turntable 25 with the axis of the rotation connection of turntable 25 and jackshaft 21.It is described to be used to that centrifugal pan 20 to be driven to do circular cone
The driving mechanism of pendular motion includes the first transmission shaft 26, and first transmission shaft 26 is rotatably arranged on along the vertical direction in slag ladle 10
In portion's rack, the main shaft of first driving motor 11 constitutes transmission with 26 lower end of the first transmission shaft by first gear pair 27 and matches
It closes, 26 upper end of the first transmission shaft constitutes transmission cooperation, the first gear pair 27 by second gear pair 28 and the turntable 25
It is speed reducing gear pair with second gear pair 28.Centrifugal pelletizer in the prior art is exactly to melt there are a major defect
The splashing path of steel slag always remains unchanged, so as to cause always impact of the same region by steel slag of cooling jacket 30, this
On the one hand it will lead to 30 hot-spot of cooling jacket, influence cooling effect, on the other hand also result in the steel plate quilt in the region
Rapid erosion influences 10 whole service life of slag ladle.And the present invention cleverly sets conical pendulm shape structure for centrifugal pan 20, makes to melt
Melt the splashing path cyclic fluctuation of steel slag, thus impact 30 each region of cooling jacket can uniformly by steel slag,
Cooling effect more evenly, while improving 10 whole service life of slag ladle.
Preferably, the centrifugal pan 20 includes spaced top plate 201 and bottom plate 202, and the bottom plate 202 is solid
It is discoid, it is equipped with the circular ring shape plate of through-hole centered on the top plate 201, passes through blade between the top plate 201 and bottom plate 202
203 connections, the blade 203 is multiple along the setting of the circumferential uniform intervals of top plate 201 and bottom plate 202, and each blade 203 is at vortex
Shape arrangement.Shield 29 is equipped with outside the transmission mechanism and driving mechanism, the activity axle sleeve 23 is mounted on the top of shield 29
Portion, the convex Shen of the centrifugal pan 20 to 29 upper end of shield.About 20 two sides of centrifugal pan are additionally provided with preheating device.The preheating
Device includes the electric heating plate 204 that 29 top of shield and molten steel slag tilt port bottom end is arranged in.Preheating device is used for
Centrifugal pan 20 is preheated before being granulated, solidifies rapidly after preventing the steel slag of melting from encountering the centrifugal pan 20 of low temperature and causes to be centrifuged
20 blade 203 of disk blocks.Angle between 20 axis of centrifugal pan and vertical direction is 3 ° -5 ° preferably 5 °.
Further, as shown in Fig. 3,5-8, also the online cleaning device of packet water jacket, the online cleaning device of water jacket include
It is turned round along the first cleaning head 31 of the upper half inner wall revolution setting of cooling jacket 30, and along 30 lower half inner wall of cooling jacket
The second cleaning head 32 being arranged, first cleaning head 31 and the second cleaning head 32 are mutually remote along the diametrical direction of cooling jacket 30
From setting, first cleaning head 31 is identical with rotational speed with the gyratory directions of the second cleaning head 32, and the angle of the two revolution
Angular speed size and Orientation when speed does taper swinging momvement with centrifugal pan 20 is identical, wherein the first cleaning head 31 correspond to always from
The setting of the lower side of cartridge 20, the second cleaning head 32 correspond to the setting of the higher side of centrifugal pan 20 always；First cleaning
First 31 and second are additionally provided with guide wheel 303 on cleaning head 32, and the guide wheel 303 is rolled with 30 inner ring surface of cooling jacket to be cooperated.Online
Cleaning device can clean in real time cooling jacket 30 in granulation process, the steel slag that will be assisted on 30 inner wall of cooling jacket
It quickly rejects, further increases cooling effect.First cleaning head 31 and the second cleaning head 32 are respectively corresponded setting and existed by the present invention
At the trough and wave crest in steel slag splashing path, and keep the rotational speed of cleaning head consistent with the conical pendulm speed of centrifugal pan 20, thus
The first cleaning head 31 and the second cleaning head 32 is set to avoid the splashing path of steel slag always.
As shown in fig. 7, first cleaning head 31 and the second cleaning head 32 include perching knife 301 and steel brush 302, the perching knife
301 are located at the front side of 302 direction of motion of steel brush, and the inner wall of the blade and cooling jacket 30 of the perching knife 301 fits, perching knife
301 knife face is obliquely installed relative to 30 inner wall of cooling jacket, and bristle and 30 inner wall of cooling jacket of the steel brush 302 closely paste
It closes.Perching knife 301 can reject the steel slag particle being attached on 30 inner wall of cooling jacket, avoid residual steel slag accumulation, steel brush 302
30 surface of cooling jacket can further be cleaned, improve cooling effect.
Preferably, as shown in Fig. 2, the inner wall that the outer ring surface of the cooling jacket 30 passes through annular girder steel 12 and slag ladle 10 is consolidated
It connects.
Specifically, the two sides up and down of the annular girder steel 12 are respectively equipped with first annular 33 He of track as shown in Fig. 5,6,8
Second circular orbit 34, the first annular track 33 and the second circular orbit 34 constitute rotation with annular girder steel 12 respectively and match
It closes, first cleaning head 31 is connected by the first cleaning support 35 that 30 upper end of cooling jacket is arranged with first annular track 33
It connects, the second cleaning support 36 and the second circular orbit 34 that second cleaning head 32 is arranged by 30 lower end of cooling jacket connect
It connects, 10 side wall of slag ladle is equipped with the drive member for driving first annular track 33 and the second circular orbit 34 to rotate.
The outer ring surface of the first annular track 33 and the second circular orbit 34 is equipped with gear ring, the first annular track 33 and second
The inner ring surface of circular orbit 34 is equipped with flange, and the upper and lower ends of the annular girder steel 12 are respectively equipped with circumferential along annular girder steel 12
The flange of spaced multiple sheaves 121, the first annular track 33 and the second circular orbit 34 is arranged in annular respectively
It constitutes in the sheave 121 of about 12 two sides of girder steel and with sheave 121 and rolls cooperation.The drive member includes on 10 side wall of slag ladle
The drive shaft 37 of setting is rotated along the vertical direction, and the drive shaft 37 is equipped with annular with first annular track 33 and second respectively
The first gear 371 and second gear 372 that gear ring on track 34 is meshed, the drive shaft 37 pass through the first retarder and the
The spindle drive of two driving motors 13 connects.
Further, 10 top of slag ladle is equipped with ring baffle 13, and the diameter of the ring baffle 13 is less than cooling water
The internal diameter of set 30, the lower end of the ring baffle 13 is concordant with 30 upper end of cooling jacket or slightly below 30 upper end of cooling jacket.Institute
Stating steel brush 302 is roller brush, and the roller brush is rotated along vertical axis to be arranged, and the direction of rotation of roller brush and the first cleaning head 31 and the
The gyratory directions of two cleaning heads 32 are identical.The roller of first cleaning head 31 paints end and is equipped with third gear 304, the annular gear
Circumferentially arranged with the flank of tooth 304 outside annular on the outer wall of plate 13, the third gear 304 is engaged with the outer flank of tooth 304 of the annular.It is described
The roller brush lower end of second cleaning head 32 is equipped with first pulley 305, and first pulley 305 on belt and the second cleaning support 36 by setting
The second belt wheel 306 set constitutes transmission cooperation, and the shaft of second belt wheel 306 is equipped with the 4th gear 307, the 4th tooth
Wheel 307 is engaged with the 5th gear 308 for rotating setting in the second cleaning support 36, the 5th gear 308 and 10 inner wall of slag ladle
It engages in the annular internal tooth face of upper setting.Second cleaning head, 32 upper end is equipped with slag trap, avoids steel slag in the second cleaning head 32
Upper accumulation causes the second cleaning head 32 stuck.
Preferably, the spray equipment 14 includes the circular spray tube that 13 inside of ring baffle is arranged in, the annular spray
Shower pipe is connected to cold water storage cistern.
Preferably, as shown in Fig. 2,9, the pulp water separating mechanism includes pulp water collecting pit 40, the pulp water collecting pit 40
Upper end be equipped with overflow component, the lower end of pulp water collecting pit 40 is equipped with sediment slot 42, and it is heavy that the feed end of the dragveyer structure is located at
The bottom of 42 bottom of slag chute, the pulp water collecting pit 40 is equipped with aeration tube.
Specifically, the overflow component includes the diversion trench 41 being arranged radially along pulp water collecting pit 40, the diversion trench 41
Slot body submerge below the liquid level of pulp water collecting pit 40, the notch of diversion trench 41 is concordant with the liquid level of pulp water collecting pit 40, water conservancy diversion
The outer end of slot 41 is arranged through the pool wall of pulp water collecting pit 40, and 41 outer end of diversion trench is equipped with discharge outlet, the discharge outlet and pulp water
The annular wastewater collection pond 45 of 40 periphery setting of collecting pit is connected to.The ullage of the pulp water collecting pit 40 is equipped with Wiper blade
43, length direction being arranged radially along pulp water collecting pit 40 of the Wiper blade 43, and Wiper blade 43 is along pulp water collecting pit 40
Circumferential revolution setting.Arch slag trap 401, the arch slag trap 401 and pulp water collecting pit are equipped with above the diversion trench 41
40 liquid level is spaced a distance setting, and the interval region between arch slag trap 401 and diversion trench 41, which is constituted, described altogether scrapes water
The channel that plate 43 passes through.The slot bottom of the diversion trench 41 is obliquely installed gradually downward from the center of pulp water collecting pit 40 to edge.
The sediment slot 42 is radially arranged in 40 bottom of pulp water collecting pit along pulp water collecting pit 40, and the notch and pulp water of sediment slot 42 are collected
The bottom of pond in pond 40 is concordant, and the bottom of pond of pulp water collecting pit 40 is equipped with scum board 44, and the length direction of the scum board 44 is received along pulp water
Collection pond 40 is arranged radially, and scum board 44 is along the circumferential revolution setting of pulp water collecting pit 40.The sediment slot 42 and slag ladle 10
The bypass pond 46 of outside setting is connected to, and the height in the bypass pond 46 is consistent with the height of pulp water collecting pit 40, the fishing slag dress
It is set to drag conveyor 47, hanging plate conveyer slag chute 42 of drowning oneself extends in bypass pond 46, and in bypass pond 46 upwards
Extend to ullage.40 center of pulp water collecting pit is equipped with a turntable 48, the Wiper blade 43 and scum board 44 and this turn
Platform 48 is affixed, and the first driving motor 11 constitutes transmission cooperation by deceleration mechanism and turntable 48.The work of pulp water separating mechanism is former
Reason are as follows: cooling water is fallen into pulp water collecting pit 40 together with the steel slag after solidifying, and the aerating pipelines in pulp water collecting pit 40 are to steel
Slag is impacted, and is attached to granulated slag therein on bubble and is swum in 40 top of pulp water collecting pit, with turning for Wiper blade 43
Dynamic, the foam of ullage is constantly pushed in diversion trench 41 and enters annular wastewater collection pond 45 along diversion trench 41, another
Steel slag after aspect is rinsed sinks to 40 bottom of pulp water collecting pit, and with the rotation of scum board 44, steel slag is constantly pushed
On drag conveyor 47 in sediment slot 42, last steel slag is delivered to outside slag ladle 10 by hanging plate conveyer and is dried and receives
Collection.
Further, fume collection pipeline 15 is equipped at the top of the slag ladle 10 to carry out to the flue gas generated in slag ladle 10
Collection and harmless treatment.
Preferably, as shown in fig. 10-15, the vacuum apparatus includes reservoir 50, filtering roller 51, suction unit
And deslagging device, the filtering roller 51 are rotatably arranged in reservoir 50, and filter the axis horizontal setting of roller 51, institute
The barrel for stating filtering roller 51 is equipped with filter membrane, is equipped with negative pressure cavity 513 on the inside of filtering 51 barrel of roller, the negative pressure cavity 513 with
Suction unit connection, at least partly roll surface of filtering roller 51 submerge the liquid level of reservoir 50 hereinafter, and separately having the exposure of part roll surface
It is exposed at 50 ullage of reservoir；The deslagging device corresponds to the roll surface setting of the filtering roller 51 of 50 liquid level of reservoir or more,
For the mud cake adsorbed on roll surface to be rejected and is discharged above reservoir 50.The filtering roller 51 has inside and outside two layers
Wall 512,511, wherein outer layer barrel 511 is mesh-like structure, and internal layer barrel 512 is solid plate structure, inside and outside two layers of barrel
512, interval setting forms the negative pressure cavity 513 between 511.It is described filtering roller 51 internal layer barrel 512 by spoke with
Roll shaft is affixed, and the roll shaft is rotatably arranged on the two opposite cell walls of reservoir 50, and roll shaft passes through retarder and reservoir 50
The spindle drive for the third driving motor 54 being arranged on side wall connects.It is additionally provided in the reservoir 50 coaxial with filtering roller 51
Fixed ring 55, the fixed ring 55 and 50 cell wall of reservoir are affixed, in the outer ring surface of the fixed ring 55 and filtering roller 51
Layer barrel 512 inner ring surface composition is slidably matched, on the internal layer barrel 512 in 55 corresponding region of fixed ring be equipped with fluid hole
516, the side that the fixed ring 55 is bonded with internal layer barrel 512 be equipped with pick trough 551, the pick trough 551 by pipeline with
Vacuum pump is connected.Active clapboard 514 is equipped between the internal layer barrel 512 and outer layer barrel 511, the active clapboard 514
Length direction is axial parallel with filtering roller 51, and the active clapboard 514 is set along filtering 51 circumferencial direction uniform intervals of roller
Set multiple, the active clapboard 514, which is fitted to be, to be switched in following two stations part: station one, the two sides of active clapboard 514
It is bonded respectively with internal layer barrel 512 and outer layer barrel 511, so that the negative pressure cavity 513 is circumferentially spaced to be multiple independent
Space；The side at least within of station two, active clapboard 514 is separated with internal layer barrel 512 or outer layer barrel 511, make activity every
513 space of negative pressure cavity of 514 two sides of plate is connected to.The wherein side of the active clapboard 514 and internal layer barrel 512 are hinged, another
The gear of fin 515 being arranged on side and 511 inner ring surface of outer layer barrel connects.The articulated shaft of the active clapboard 514 protrudes from filtering roller
The setting of 51 ends of cylinder, and the articulated shaft of the protrusion part is equipped with driving lever 517, the top of driving lever 517 is equipped with guide wheel 303, described
Guide wheel 303 and the annular guide channel 56 of filtering 51 end of roller setting, which are constituted, rolls cooperation, and the annular guide channel 56 has the first row
Journey section 561 and second stroke section 562, when guide wheel 303 is walked in first stroke section 561, active clapboard 514 is in the work
Under one state of position, when guide wheel 303 is walked in second stroke section 562, active clapboard 514 is under the station two-state；
It is seamlessly transitted between the first stroke section 561 and second stroke section 562.Corresponding 50 liquid of reservoir of the first stroke section 561
51 end face of filtering roller setting more than face, corresponding 50 liquid level of reservoir, 51 end face of filtering roller below of second stroke section 562
Setting.The pick trough 551 is arc, the pick trough 551 area corresponding on filtering roller 51 with second stroke section 562
Section is consistent.The deslagging device includes scraper plate 52 and conveyer belt 53, and the width direction of the scraper plate 52 is obliquely installed, and scraper plate
52 higher sides are bonded with the outer wall of filtering roller 51, and the conveyer belt 53 is located at the lower section of the lower side of hanging plate.Vacuum
The working principle of filter device are as follows: waste water flows into reservoir 50 after separating with steel slag, the driving filtering roller of third driving motor 54
51 low speed rotations of cylinder, while suction unit aspirates negative pressure cavity 513, filters the waste water near 51 roll surface of roller and makees in negative pressure
It is inhaled under in negative pressure cavity 513, and the granulated slag in waste water is blocked on the outside of roll surface by filter membrane, when the roll surface for being adsorbed with granulated slag is transported
When moving 50 liquid level of reservoir or more, granulated slag can be rejected and be transferred out from roll surface by hanging plate, and then be completed to granulated slag
Secondary recovery.The present invention is provided with multiple active clapboards 514 in negative pressure cavity 513, utilizes the closure or openness of active clapboard 514
The connection and disconnection for realizing each section of negative pressure cavity 513 make 50 liquid level of reservoir negative pressure cavity 513 below all communicate with each other,
And negative pressure cavity 513 more than liquid level is then disconnected from each other, while liquid level negative pressure cavity 513 below is connected to suction pipeline, liquid level with
On negative pressure cavity 513 and suction pipeline disconnect, can be avoided negative pressure cavity 513 in this way and be communicated with the atmosphere and decompression, in addition, liquid level with
Under negative pressure cavity 513 communicate with each other each section pressure can be made balanced, avoid local pressure excessive and roller outer wall caused to deform.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the principle of the present invention, it can also make several improvements and retouch, these improvements and modifications are also answered
It is considered as protection scope of the present invention.Structure, device and the operating method for not specifically describing and illustrating in the present invention, such as nothing
It illustrates and limits, implemented according to the conventional means of this field.
Claims (10)
1. a kind of steel slag centrifugal granulating device, it is characterised in that: including slag ladle (10), slag ladle (10) center is equipped with centrifugal pan
(20), the centrifugal pan (20) is arranged along own axis, and is equipped in slag ladle (110) for driving centrifugal pan (20) to rotate
The first driving motor (11), molten steel slag is equipped with above the centrifugal pan (20) and is come down in torrents mouth, is set on slag ladle (10) inner wall
Have cooling jacket (30), be equipped with spray equipment (14) at the top of the slag ladle (10), slag ladle (10) bottom is separated equipped with pulp water
Mechanism, the slag notch of separating device for water with dregs are equipped with dragveyer structure, and the discharge end of the dragveyer structure is equipped with steel slag collection device；Institute
Taper swinging momvement can be done along vertical axis by stating centrifugal pan (20) and fitteding to be, and be equipped in the slag ladle (10) for driving centrifugation
Disk (20) does the driving mechanism of taper swinging momvement；The also online cleaning device of packet water jacket, the online cleaning device of water jacket includes edge
The first cleaning head (31) of the upper half inner wall revolution setting of cooling jacket (30), and along cooling jacket (30) lower half inner wall
The second cleaning head (32) of setting is turned round, first cleaning head (31) and the second cleaning head (32) are along the straight of cooling jacket (30)
Diameter direction is located remotely from each other setting, the gyratory directions and rotational speed phase of first cleaning head (31) and the second cleaning head (32)
Together, angular speed size and Orientation when and the angular speed of the two revolution does taper swinging momvement with centrifugal pan (20) is identical, wherein the
One cleaning head (31) corresponds to the lower side setting of centrifugal pan (20) always, and the second cleaning head (32) corresponds to centrifugal pan (20) always
Higher side setting；Guide wheel (303), the guide wheel are additionally provided on first cleaning head (31) and the second cleaning head (32)
(303) it rolls and cooperates with cooling jacket (30) inner ring surface.
2. steel slag centrifugal granulating device according to claim 1, it is characterised in that: set in the shaft of the centrifugal pan (20)
There is a movable axle sleeve (23), the activity axle sleeve (23) and centrifugal pan (20) shaft are rotatablely connected, and the activity axle sleeve (23) is along one
Hingedly, the loose collar (24) is radially hinged with slag ladle (10) internal rack for the radial direction of loose collar (24) and the loose collar (24)
And the articulated shaft between the articulated shaft and movable axle sleeve (23) and loose collar (24) is vertical；The shaft lower end of the centrifugal pan (20)
It is rotated synchronously and is connected by the main shaft of transmission mechanism and the first driving motor (11)；The transmission mechanism include jackshaft (21) and
Transition axis (22), jackshaft (21) upper end rotate synchronously structure by the lower end of universal joint and centrifugal pan (20) shaft, in
Between the lower end of axis (21) rotated synchronously and connect by the upper end of universal joint and transition axis (22), the lower end of transition axis (22) passes through ten thousand
The main shaft of the first driving motor of Xiang Jieyu (11) rotates synchronously connection；The jackshaft (21) is eccentrically set on a turntable (25)
On, the axis and centrifugal pan (20) of the setting of the axis vertical of the turntable (25) and turntable (25) do the axis of taper swinging momvement with
And first driving motor (11) main shaft axis collinear, the jackshaft (21) and turntable (25) are rotatablely connected and jackshaft (21)
Axis it is parallel with the axis of turntable (25).
3. steel slag centrifugal granulating device according to claim 2, it is characterised in that: described for driving centrifugal pan (20) to do
The driving mechanism of taper swinging momvement includes the first transmission shaft (26), and first transmission shaft (26) is rotatably arranged on along the vertical direction
In slag ladle (10) internal rack, the main shaft of first driving motor (11) is passed by first gear (371) secondary (27) with first
Moving axis (26) lower end constitutes transmission cooperation, and the first transmission shaft (26) upper end passes through second gear (372) secondary (28) and the turntable
(25) transmission cooperation is constituted, the first gear (371) secondary (27) and second gear (372) secondary (28) are speed reducing gear pair.
4. steel slag centrifugal granulating device according to claim 3, it is characterised in that: two sides are also up and down for the centrifugal pan (20)
Equipped with preheating device；The preheating device includes that the electricity being arranged on shield (29) top and molten steel slag tilt port bottom end adds
Hot plate (204).
5. steel slag centrifugal granulating device according to claim 4, it is characterised in that: first cleaning head (31) and second
Cleaning head (32) includes perching knife (301) and steel brush (302), and the perching knife (301) is located at the front side of steel brush (302) direction of motion,
The inner wall of the blade and cooling jacket (30) of the perching knife (301) fits, and the knife face of perching knife (301) is relative to cooling jacket
(30) inner wall is obliquely installed, and bristle and cooling jacket (30) inner wall of the steel brush (302) fit closely.
6. steel slag centrifugal granulating device according to claim 5, it is characterised in that: the outer ring surface of the cooling jacket (30)
It is affixed by annular girder steel (12) and the inner wall of slag ladle (10)；The two sides up and down of the annular girder steel (12) are respectively equipped with the first ring
Shape track (33) and the second circular orbit (34), the first annular track (33) and the second circular orbit (34) respectively with annular
Girder steel (12) composition is rotatably assorted, and first cleaning head (31) passes through the first cleaning support that cooling jacket (30) upper end is arranged
(35) it is connect with first annular track (33), it is clear that second cleaning head (32) passes through cooling jacket (30) lower end is arranged second
Clean bracket (36) connect with the second circular orbit (34), and slag ladle (10) side wall is equipped with for driving first annular track
(33) and the second circular orbit (34) rotation drive member.
7. steel slag centrifugal granulating device according to claim 6, it is characterised in that: the first annular track (33) and
The outer ring surface of second ring track (34) is equipped with gear ring, the inner ring of the first annular track (33) and the second circular orbit (34)
Face is equipped with flange, and the upper and lower ends of the annular girder steel (12) are respectively equipped with circumferentially spaced more along annular girder steel (12)
The flange of a sheave (121), the first annular track (33) and the second circular orbit (34) is arranged in annular girder steel respectively
(12) rolling cooperation is constituted in the sheave (121) of two sides and with sheave (121) up and down；The drive member includes slag ladle (10) side
Rotate the drive shaft (37) of setting on wall along the vertical direction, the drive shaft (37) be equipped with respectively with first annular track (33)
The first gear (371) and second gear (372) being meshed with the gear ring on the second circular orbit (34), the drive shaft (37)
It is connect by the first retarder with the spindle drive of the second driving motor (13)；Slag ladle (10) top is equipped with ring baffle
(13), the diameter of the ring baffle (13) be less than cooling jacket (30) internal diameter, the lower end of the ring baffle (13) with it is cold
But water jacket (30) upper end is concordant or slightly below cooling jacket (30) upper end；The steel brush (302) is roller brush, and the roller brush is along vertical
Axis rotation setting, and the direction of rotation of roller brush is identical as the gyratory directions of the first cleaning head (31) and the second cleaning head (32).
8. steel slag centrifugal granulating device according to claim 7, it is characterised in that: the roller brush of first cleaning head (31)
Upper end is equipped with third gear (304), described circumferentially arranged with the flank of tooth outside annular (304) on the outer wall of the ring baffle (13)
Third gear (304) is engaged with the outer flank of tooth (304) of the annular；The roller brush lower end of second cleaning head (32) is equipped with first pulley
(305), first pulley (305) constitutes transmission by the second belt wheel (306) being arranged on belt and the second cleaning support (36) and matches
It closes, the shaft of second belt wheel (306) is equipped with the 4th gear (307), the 4th gear (307) and the second cleaning support
(36) the 5th gear (308) engagement of setting, the annular being arranged on the 5th gear (308) and slag ladle (10) inner wall are rotated on
Inner toothed surface engagement；Second cleaning head (32) upper end is equipped with slag trap.
9. steel slag centrifugal granulating device according to claim 8, it is characterised in that: the pulp water separating mechanism includes pulp water
Collecting pit (40), the upper end of the pulp water collecting pit (40) are equipped with overflow component, and the lower end of pulp water collecting pit (40) is equipped with sediment
Slot (42), the feed end of the dragveyer structure are located at sediment slot (42) bottom, and the bottom of the pulp water collecting pit (40), which is equipped with, to expose
Tracheae；The overflow component includes the diversion trench (41) being arranged radially along pulp water collecting pit (40), the slot of the diversion trench (41)
Body submerges below the liquid level of pulp water collecting pit (40), and the notch of diversion trench (41) is concordant with the liquid level of pulp water collecting pit (40), leads
Pool wall of the outer end of chute (41) through pulp water collecting pit (40) is arranged, and diversion trench (41) outer end is equipped with discharge outlet, the draining
Mouth is connected to the annular wastewater collection pond (45) of pulp water collecting pit (40) periphery setting；The slot bottom of the diversion trench (41) is from pulp water
The center of collecting pit (40) is obliquely installed gradually downward to edge.
10. steel slag centrifugal granulating device according to claim 9, it is characterised in that: the liquid of the pulp water collecting pit (40)
Wiper blade (43) are equipped with above face, length direction being arranged radially along pulp water collecting pit (40) of the Wiper blade (43), and scrape
Circumferential revolution setting of the water plate (43) along pulp water collecting pit (40)；The sediment slot (42) is arranged radially along pulp water collecting pit (40)
In pulp water collecting pit (40) bottom, the notch of sediment slot (42) is concordant with the bottom of pond of pulp water collecting pit (40), pulp water collecting pit
(40) bottom of pond is equipped with scum board (44), length direction being arranged radially along pulp water collecting pit (40) of the scum board (44),
And scum board (44) is along the circumferential revolution setting of pulp water collecting pit (40)；It is arranged outside the sediment slot (42) and slag ladle (10)
Pond (46) connection is bypassed, the height of bypass pond (46) is consistent with the height of pulp water collecting pit (40), and the device for dragging dregs is
Scraper plate (52) conveyer (47), the hanging plate conveyer drown oneself slag chute (42) extend to bypass pond (46) in, and bypass pond
(46) ullage is extended upwardly in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910468862.XA CN110142002A (en) | 2019-05-31 | 2019-05-31 | A kind of steel slag centrifugal granulating device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910468862.XA CN110142002A (en) | 2019-05-31 | 2019-05-31 | A kind of steel slag centrifugal granulating device |
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| Publication Number | Publication Date |
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| CN110142002A true CN110142002A (en) | 2019-08-20 |
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| CN201910468862.XA Withdrawn CN110142002A (en) | 2019-05-31 | 2019-05-31 | A kind of steel slag centrifugal granulating device |
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| CN (1) | CN110142002A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113117678A (en) * | 2021-04-07 | 2021-07-16 | 青岛理工大学 | Metallurgical slag granulation-catalyst preparation and modification integrated device system and method |
-
2019
- 2019-05-31 CN CN201910468862.XA patent/CN110142002A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113117678A (en) * | 2021-04-07 | 2021-07-16 | 青岛理工大学 | Metallurgical slag granulation-catalyst preparation and modification integrated device system and method |
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Application publication date: 20190820 |
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