CN110093463A - A kind of steel slag recovery and processing system - Google Patents
A kind of steel slag recovery and processing system Download PDFInfo
- Publication number
- CN110093463A CN110093463A CN201910469226.9A CN201910469226A CN110093463A CN 110093463 A CN110093463 A CN 110093463A CN 201910469226 A CN201910469226 A CN 201910469226A CN 110093463 A CN110093463 A CN 110093463A
- Authority
- CN
- China
- Prior art keywords
- steel slag
- pulp water
- slag
- collecting pit
- setting
- 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.)
- Granted
Links
- 239000002893 slag Substances 0.000 title claims abstract description 137
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 90
- 239000010959 steel Substances 0.000 title claims abstract description 90
- 238000011084 recovery Methods 0.000 title claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 81
- 239000002351 wastewater Substances 0.000 claims abstract description 15
- 239000007921 spray Substances 0.000 claims abstract description 9
- 238000004140 cleaning Methods 0.000 claims description 52
- 238000001914 filtration Methods 0.000 claims description 38
- 238000001816 cooling Methods 0.000 claims description 34
- 239000007788 liquid Substances 0.000 claims description 21
- 230000007246 mechanism Effects 0.000 claims description 20
- 230000005540 biological transmission Effects 0.000 claims description 19
- 230000000694 effects Effects 0.000 claims description 12
- 239000013049 sediment Substances 0.000 claims description 10
- 208000028804 PERCHING syndrome Diseases 0.000 claims description 9
- 230000007704 transition Effects 0.000 claims description 6
- 238000004064 recycling Methods 0.000 claims description 4
- 210000002421 cell wall Anatomy 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 2
- 238000005119 centrifugation Methods 0.000 claims description 2
- 239000003546 flue gas Substances 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 238000003860 storage Methods 0.000 claims description 2
- 230000008450 motivation Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 7
- 239000002245 particle Substances 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 6
- 238000010791 quenching Methods 0.000 abstract description 4
- 230000000171 quenching effect Effects 0.000 abstract description 4
- 239000010419 fine particle Substances 0.000 abstract description 3
- 229910021645 metal ion Inorganic materials 0.000 abstract description 3
- 238000004544 sputter deposition Methods 0.000 abstract description 3
- 238000009851 ferrous metallurgy Methods 0.000 abstract description 2
- 238000009825 accumulation Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 238000005469 granulation Methods 0.000 description 2
- 230000003179 granulation Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 206010013647 Drowning Diseases 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910000805 Pig iron Inorganic materials 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical group C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/06—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums
- B01D33/073—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for inward flow filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
- B01D33/466—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element scrapers
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Furnace Details (AREA)
Abstract
The invention belongs to technical field of ferrous metallurgy, more particularly to a kind of steel slag recovery and processing system, including centrifugal granulating device and vacuum apparatus, molten steel slag is cured as steel slag particle using centrifugal prilling by the present invention, spray equipment carries out water quenching to it in molten steel slag sputtering process, steel slag is set to break down into fine particle further in order to recycle, separating device for water with dregs is directly arranged in the present invention below slag ladle, directly steel slag is cleaned and is separated, steel slag is avoided to accumulate, improve steel slag recovery efficiency, in addition, the present invention carries out secondary filter for the waste water that steel slag generates is cleaned, by in waste water tiny steel slag particle and metal ion carry out secondary collection, further improve the recovery utilization rate of steel slag.
Description
Technical field
The invention belongs to technical field of ferrous metallurgy, and in particular to a kind of steel slag recovery and processing system.
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 recovery and processing systems.
To achieve the above object, the present invention provides following technical schemes: a kind of steel slag recovery and processing system, including centrifugation
Prilling granulator and vacuum apparatus, the centrifugal granulating device includes slag ladle, the slag ladle center be equipped with centrifugal pan, it is described from
Cartridge is arranged along own axis and is equipped with the first driving motor for driving centrifugal pan to rotate, the centrifugal pan in slag ladle
Top is equipped with molten steel slag and comes down in torrents mouth, and the slag ladle inner wall is equipped with cooling jacket, is equipped with spray equipment, institute at the top of the slag ladle
Slag ladle bottom is stated equipped with pulp water separating mechanism, 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.
The technical effect that the present invention obtains are as follows: molten steel slag is cured as steel slag using centrifugal prilling by the present invention
, spray equipment carries out water quenching to it in molten steel slag sputtering process, and steel slag is made to break down into fine particle further in order to return
It receives and utilizes, separating device for water with dregs is directly arranged below slag ladle, is directly cleaned and is separated to steel slag, avoid steel slag by the present invention
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 be in waste water
Tiny steel slag particle and metal ion carry out secondary collection, further improve the recovery utilization rate of steel slag.
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 recovery and processing system, it is characterised in that: including centrifugal granulating device and vacuum apparatus, the centrifugation
Prilling granulator includes slag ladle (10), and slag ladle (10) center is equipped with centrifugal pan (20), and the centrifugal pan (20) is along own axes
The first driving motor (11) for driving centrifugal pan (20) to rotate, the centrifugal pan are equipped in rotation setting and slag ladle (10)
(20) top is equipped with molten steel slag and comes down in torrents mouth, and slag ladle (101) inner wall is equipped with cooling jacket (30), slag ladle (10) top
Portion is equipped with spray equipment (14), and slag ladle (10) bottom is equipped with pulp water separating mechanism, the water outlet of pulp water separating mechanism and true
Empty filter device connection, the vacuum apparatus is for being filtered and recycling to the granulated slag in waste water；Separating device for water with dregs
Slag notch be equipped with dragveyer structure, the discharge end of the dragveyer structure is equipped with steel slag collection device.
2. steel slag recovery and processing system according to claim 1, it is characterised in that: the centrifugal pan (20) fitted to be energy
It is enough to do taper swinging momvement along vertical axis, it is equipped in the slag ladle (10) for driving centrifugal pan (20) to do the drive of taper swinging momvement
Motivation structure；The shaft of the centrifugal pan (20) is equipped with a movable axle sleeve (23), and the activity axle sleeve (23) and centrifugal pan (20) turn
Axis rotation connection, it is described activity axle sleeve (23) along a loose collar (24) radial direction and the loose collar (24) hingedly, the loose collar
(24) hinge hinged and between the articulated shaft and activity axle sleeve (23) and loose collar (24) radially with slag ladle (10) internal rack
Spindle is vertical；The shaft lower end of the centrifugal pan (20) is rotated synchronously by the main shaft of transmission mechanism and the first driving motor (11)
Connection；The transmission mechanism includes jackshaft (21) and transition axis (22), jackshaft (21) upper end by universal joint with from
The lower end of cartridge (20) shaft rotates synchronously structure, and the lower end of jackshaft (21) is same by the upper end of universal joint and transition axis (22)
Step rotation connection, the lower end of transition axis (22) is rotated synchronously by the main shaft of universal joint and the first driving motor (11) to be connected；Institute
It states jackshaft (21) to be eccentrically set on a turntable (25), the axis vertical setting of the turntable (25) and the axis of turntable (25)
The axis of taper swinging momvement and the axis collinear of the first driving motor (11) main shaft, the jackshaft are done with centrifugal pan (20)
(21) it is rotatablely connected with turntable (25) and the axis of jackshaft (21) is parallel with the axis of turntable (25)；It is described to be centrifuged for driving
The driving mechanism that disk (20) does taper swinging momvement includes the first transmission shaft (26), and first transmission shaft (26) turns along the vertical direction
Dynamic to be arranged in slag ladle (10) internal rack, the main shaft of first driving motor (11) is secondary (27) by first gear (371)
Constitute transmission cooperation with the first transmission shaft (26) lower end, the first transmission shaft (26) upper end by second gear (372) secondary (28) with
The turntable (25) constitutes transmission cooperation, and the first gear (371) secondary (27) and second gear (372) secondary (28) are to slow down
Gear pair.
3. steel slag recovery and processing system according to claim 2, it is characterised in that: the also online cleaning device of packet water jacket, institute
The first cleaning head (31) that the online cleaning device of water jacket includes the upper half inner wall revolution setting along cooling jacket (30) is stated, and
Along the second cleaning head (32) of cooling jacket (30) lower half inner wall revolution setting, first cleaning head (31) and the second cleaning
Head (32) is located remotely from each other setting, first cleaning head (31) and the second cleaning head (32) along the diametrical direction of cooling jacket (30)
Gyratory directions it is identical with rotational speed, and angular speed when taper swinging momvement is done in the angular speed of the two revolution and centrifugal pan (20)
Size and Orientation is identical, wherein the first cleaning head (31) corresponds to the lower side setting of centrifugal pan (20), the second cleaning head always
(32) the higher side setting of centrifugal pan (20) is corresponded to always；It is also set on first cleaning head (31) and the second cleaning head (32)
Have guide wheel (303), the guide wheel (303) and cooling jacket (30) inner ring surface roll and cooperate.
4. steel slag recovery and processing system according to claim 3, 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.
5. steel slag recovery and processing system according to claim 4, 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；On the liquid level of the pulp water collecting pit (40)
Side 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) along the circumferential revolution setting of pulp water collecting pit (40)；Center of the slot bottom of the diversion trench (41) from pulp water collecting pit (40)
It is obliquely installed gradually downward to edge；The sediment slot (42) is radially arranged in pulp water collecting pit (40) along pulp water collecting pit (40)
The notch of bottom, sediment slot (42) is concordant with the bottom of pond of pulp water collecting pit (40), and the bottom of pond of pulp water collecting pit (40), which is equipped with, scrapes slag
Plate (44), length direction being arranged radially along pulp water collecting pit (40) of the scum board (44), and scum board (44) is along pulp water
The circumferential revolution setting of collecting pit (40).
6. steel slag recovery and processing system according to claim 5, it is characterised in that: the sediment slot (42) and slag ladle (10)
Bypass pond (46) connection of outside setting, the height of bypass pond (46) is consistent with the height of pulp water collecting pit (40), described
Device for dragging dregs be scraper plate (52) conveyer (47), the hanging plate conveyer drown oneself slag chute (42) extend to bypass pond (46) in, and
Ullage is extended upwardly in bypass pond (46).
7. steel slag recovery and processing system according to claim 6, it is characterised in that: be equipped with flue gas at the top of the slag ladle (10)
Collecting (15).
8. steel slag recovery and processing system according to claim 7, it is characterised in that: the vacuum apparatus includes liquid storage
Slot (50), filtering roller (51), suction unit and deslagging device, the filtering roller (51) are rotatably arranged on reservoir (50)
It is interior, and the axis horizontal setting of roller (51) is filtered, the barrel of filtering roller (51) is equipped with filter membrane, filters roller (51)
Negative pressure cavity (513) are equipped on the inside of barrel, the negative pressure cavity (513) is connected to suction unit, and filtering roller (51) is at least partly
Roll surface submerges the liquid level of reservoir (50) hereinafter, and separately having part roll surface to expose to the open air in reservoir (50) ullage；It is described to slag tap
Device corresponds to the roll surface setting of the filtering roller (51) of reservoir (50) liquid level or more, for rejecting the mud cake adsorbed on roll surface
And it is discharged above reservoir (50)；The filtering roller (51) has inside and outside two layers of barrel (512,511), wherein outer layer cylinder
Wall (511) is mesh-like structure, and internal layer barrel (512) is solid plate structure, between inside and outside two layers of barrel (512,511) between
The negative pressure cavity (513) is formed every setting；The fixed ring coaxial with filtering roller (51) is additionally provided in the reservoir (50)
(55), the fixed ring (55) and reservoir (50) cell wall are affixed, the outer ring surface of the fixed ring (55) and filtering roller (51)
The inner ring surface composition of internal layer barrel (512) is slidably matched, and sets on the internal layer barrel (512) in fixed ring (55) corresponding region
Have fluid hole (516), the side that the fixed ring (55) is bonded with internal layer barrel (512) is equipped with pick trough (551), the water suction
Slot (551) is connected by pipeline with vacuum pump.
9. steel slag recovery and processing system according to claim 8, it is characterised in that: the internal layer barrel (512) and outer layer
Active clapboard (514) are equipped between barrel (511), the length direction of the active clapboard (514) and the axis of filtering roller (51)
To parallel, multiple, the active clapboard of active clapboard (514) edge filtering roller (51) the circumferencial direction uniform intervals setting
(514) fitteding to be can switch in following two stations part: station one, the two sides of active clapboard (514) respectively with internal layer barrel
(512) it is bonded with outer layer barrel (511), so that the negative pressure cavity (513) is circumferentially spaced for multiple independent spaces；Station
Two, the side at least within of active clapboard (514) is separated with internal layer barrel (512) or outer layer barrel (511), makes active clapboard
(514) negative pressure cavity (513) the space connection of two sides；The wherein side and internal layer barrel (512) of the active clapboard (514) are cut with scissors
It connects, fin (515) gear being arranged on the other side and outer layer barrel (511) inner ring surface connects；The articulated shaft of the active clapboard (514)
The setting of filtering roller (51) end is protruded from, and the articulated shaft of the protrusion part is equipped with driving lever (517), the top of driving lever (517)
End is equipped with guide wheel (303), and the annular guide channel (56) of the guide wheel (303) and the setting of filtering roller (51) end, which constitutes to roll, matches
It closes, the annular guide channel (56) has first stroke section (561) and second stroke section (562), when guide wheel (303) is in first stroke
In section (561) when walking, active clapboard (514) is under one state of station, when guide wheel (303) is in second stroke section
(562) in when walking, active clapboard (514) is under the station two-state；The first stroke section (561) and second stroke
It is seamlessly transitted between section (562).
10. steel slag recovery and processing system according to claim 9, it is characterised in that: the first stroke section (561) is corresponding
Filtering roller (51) end face setting more than reservoir (50) liquid level, corresponding reservoir (50) liquid level of second stroke section (562) with
Under filtering roller (51) end face setting；The pick trough (551) is arc, the pick trough (551) and second stroke section
(562) section corresponding in filtering roller (51) is consistent；The deslagging device includes scraper plate (52) and conveyer belt (53),
The width direction of the scraper plate (52) is obliquely installed, and scraper plate (52) higher side is bonded with the outer wall of filtering roller (51),
The conveyer belt (53) is located at the lower section of the lower side of hanging plate.
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| CN201910469226.9A CN110093463B (en) | 2019-05-31 | 2019-05-31 | Steel slag recovery processing system |
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| CN201910469226.9A CN110093463B (en) | 2019-05-31 | 2019-05-31 | Steel slag recovery processing system |
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| CN110773332A (en) * | 2019-11-27 | 2020-02-11 | 磐安叶层煤矿设备有限公司 | A preliminary separation device for copper smelting hot coal slag |
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