CN102465188A - Tank type metallurgical slag treatment apparatus - Google Patents
Tank type metallurgical slag treatment apparatus Download PDFInfo
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- CN102465188A CN102465188A CN2010105327295A CN201010532729A CN102465188A CN 102465188 A CN102465188 A CN 102465188A CN 2010105327295 A CN2010105327295 A CN 2010105327295A CN 201010532729 A CN201010532729 A CN 201010532729A CN 102465188 A CN102465188 A CN 102465188A
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Abstract
The present invention relates to a tank type metallurgical slag treatment apparatus. The apparatus comprises a granulating tank and a granulating device. The middle part of the granulating tank is provided with a material inlet. The output port of the granulating device is communicated with the material inlet. The side of the bottom of the granulating tank is provided with a slag outlet, wherein the side of the bottom of the granulating tank is relative to the material inlet. The top of the granulating tank is provided with an exhaust chimney. The internal of the granulating tank is provided with a multi-stage suspension type slag blocking plate, wherein the position of the multi-stage suspension type slag blocking plate is relative to the position of the material inlet. The slag outlet is provided with an adjustment gate. The granulating tank on the inner side of the adjustment gate is provided with a grid filter. The granulating tank above the slag outlet is provided with an overflow port. The slag outlet and the overflow port are communicated with a dewatering device connection pipe. The middle part of the granulating tank is provided with a maintenance platform. The position of the input port of the granulating device is provided with a slag input channel head. With the present invention, the steam generation can be reduced, the safety of the slag treatment process is ensured, and the quality of the finished product slag is improved by prolonging the water quenching time of the slag.
Description
Technical field
The present invention relates to a kind of pot type metallurgical cinder treatment unit, metallurgical cinder is carried out the granulation Water Quenching.This device comprises granulation tank body, pelletizer, and the granulation tank body is provided with opening for feed, slag notch, multistage suspension type skimming plate, riser, gas shaft; The slag notch top is provided with the adjusting flashboard, regulates the flashboard inboard grid filtration device is set.
Background technology
Along with the continuous development of China's Iron And Steel Industry, slag (containing blast furnace slag, slag, non-ferrous metal slag) especially slag utilize approach, extremely the insider pays close attention to.But because the character of slag and the treatment process of taking make the slag value-added content of product extremely low; General slag product still is confined to as roadbed, brickmaking, is used for cement irony correction agent or adulterant etc. on a small quantity except that magneticly electing little metal iron or containing the scum, causes the processing slower development to slag.Character according to slag; Slag product first-selection is suitable for as building materials raw material or adulterant; The treatment process of numerous slags has been taked the treatment process of slow cooling; Slag mesosilicic acid DFP after the processing, Dicalcium Phosphate (Feed Grade) content reduce significantly, and the mass percent of free magnesium, free calcium oxide is higher than the national standard as building materials raw material or adulterant.
The birth of granulation shrend process for treating steel slag improves and has widened the approach that utilizes of slag product.Chinese patent 97228276.9 discloses a kind of wheel method furnace slag particle makeup and has put; This device comprises transmission mechanism, slag slide mouth, pelletizer, water trap, hopper; The slag of being discharged by blast furnace is injected in the pelletizer through slag slide mouth, in pelletizer, is provided with the granulation wheel slag is carried out fragmentation; Meanwhile, there is water coolant to be sprayed onto on the slag it is carried out Water Quenching, make slag become fine granularity, fall in the water trap again and dewater, by hopper short grained grain slag is exported granulating device at last; This apparatus structure is reasonable in design, and floor space is little.But, in treating processes,, be prone to cause granulation, cooling insufficient often because the variation of slag amount, cause occurring the red slag of bulk, influenced the quality of finished product slag; A large amount of steam that moment produces accumulate in the equipment, and the temperature and pressure in the device is increased severely, and explosion hazard happens occasionally.Therefore, need to propose a kind of pot type metallurgical cinder treatment unit.
Summary of the invention
The object of the present invention is to provide a kind of pot type metallurgical cinder treatment unit, this device comprises granulation tank body, pelletizer, and the granulation tank body is provided with opening for feed, slag notch, multistage suspension type skimming plate, riser, gas shaft; The slag notch top is provided with the adjusting flashboard, regulates the flashboard inboard grid filtration device is set.The present invention evenly throws grain slag and is dissipated to shrend in the big volumetrical water coolant that circulates, and can reduce the generation of water vapor, guarantees that the slag treatment process is safer, simultaneously, and the corresponding shrend time that has prolonged slag, the quality of raising finished product slag.The intravital water coolant of granulation jar can have been practiced thrift water resources through supporting cooling water system recycle.
The objective of the invention is to realize by following technical proposals: a kind of pot type metallurgical cinder treatment unit, comprise granulation tank body, pelletizer, the middle part of said granulation tank body is provided with opening for feed, and the delivery port of said pelletizer is communicated with said opening for feed; The relative side of the bottom of said granulation tank body and opening for feed is provided with slag notch, and the top of said granulation tank body is provided with gas shaft; The corresponding position of the inside of said granulation tank body and opening for feed is provided with multistage suspension type skimming plate; The adjusting flashboard is set on the said slag notch; On the granulation tank body of said adjusting flashboard inboard the grid filtration device is set, on the granulation tank body of said slag notch top a riser is set; Said slag notch, said riser are taken over a water trap and are communicated with; The middle part of said granulation tank body is provided with inspection platform, and slag input ditch head is equipped with at the place, input aperture of said pelletizer.
Compared with present technology the present invention has following advantage:
1, the present invention utilizes multistage suspension type skimming plate that grain slag is spread to granulation tank body bottom uniformly to have in the recirculated cooling water of certain water level; Moment is improved the ratio of water, slag; The water vapor amount of generation is reduced significantly, guarantee the safer of slag treatment process.Adjust the size of cinder notch through regulating flashboard, the controlled chilling water cycle flows; The flow velocity of control and reduction slag, water mixture, the shrend time of prolongation grain slag, the quality of raising finished product slag.
2, the workplace of the crushing teeth of granulation wheel of the present invention is provided with a plurality of broken stakes, and in shattering process, broken stake is controlled golden slag with high temperature and directly contacted; Slowed down the loss of crushing teeth body; Prolonged the work-ing life of crushing teeth, thereby saved material, reduced production costs.
3, the broken stake on the crushing teeth of granulation wheel of the present invention adopts special process to handle, and in broken stake, applies the boride ceramics resist, both can improve the ability to bear to high-temperature slag, can reduce the adhesion of high-temperature slag again.
4, on the granulation wheel of the present invention guiding cone is housed; The sputter conical surface of guiding cone is designed to the scattering pitted skin; Can the cooling-water flowing that spray on it be dispersed into water droplet; Be splashed to uniformly on the board slot in water of crushing teeth, can reach better cooling performance, make crushing teeth have higher tolerance high-temperature slag.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is described further.
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the cross sectional representation (A of Fig. 1-A sectional view) of granulation tank body of the present invention;
Fig. 3 is the cross sectional representation (C of Fig. 4-C sectional view) of granulation wheel;
Fig. 4 is the longitudinal section synoptic diagram (B of Fig. 3-B sectional view) of granulation wheel;
Fig. 5 is the front schematic view of crushing teeth;
Fig. 6 is the schematic cross-section (D of Fig. 5-D sectional view) of crushing teeth;
Fig. 7 is the synoptic diagram of the workplace of crushing teeth.
Embodiment
Referring to Fig. 1, pot type metallurgical cinder treatment unit of the present invention comprises granulation tank body 4, pelletizer 1, and the middle part of said granulation tank body is provided with opening for feed, and the delivery port of said pelletizer is communicated with said opening for feed; The relative side of the bottom of said granulation tank body and opening for feed is provided with slag notch 13, and the top of said granulation tank body is provided with gas shaft 8; The corresponding position of the inside of said granulation tank body and opening for feed is provided with multistage suspension type skimming plate 3; Be provided with on the said slag notch and regulate flashboard 131; On the granulation tank body of said adjusting flashboard inboard grid filtration device 12 is set, on the granulation tank body of said slag notch top a riser 11 is set; Said slag notch, said riser are taken over 14 with a water trap and are communicated with; The middle part of said granulation tank body is provided with inspection platform 5, and slag input ditch head 42 is equipped with at the place, input aperture of said pelletizer.
Referring to Fig. 1, Fig. 2, the present invention is fixed on the reinforced concrete foundation, and in the present embodiment, the granulation tank body is cylindrical, and the barrel dliameter of granulation tank body is 4 meters, highly is 6.8 meters.The middle part of granulation tank body is provided with opening for feed, and slag, water mixture are got in the granulation tank body by opening for feed.The delivery port of this opening for feed and pelletizer joins through the short chute 41 that the lining material is arranged, and an end of short chute and the delivery port of pelletizer are fixed through flange, and the other end solid welding is on the sidewall of granulation tank body.The top of granulation tank body is provided with a transition section, and the top of said transition section connects gas shaft 8.Said transition section is a conically shaped, and the barrel dliameter of this transition section lower end is greater than the barrel dliameter of its upper end, and the barrel dliameter of transition section dwindles from the bottom to top gradually; In the present embodiment, the barrel dliameter of transition section lower end is 4 meters, and the barrel dliameter of upper end is 1.8 meters.The barrel dliameter of said gas shaft is 1.8 meters.
Referring to Fig. 1; In the present embodiment; Before slag was carried out the granulation shrend, the intravital cooling water system of granulation jar moved earlier, adjusted the openings of sizes of cinder notch through adjusting flashboard 131; Make the liquid level of the water coolant of granulation tank body bottom injection reach specified water level place, the nominal volume of this water coolant is about 25m
3Regulate flashboard by fixedly flashboard and movable flashboard are formed.Supporting in the granulation tank body have a liquidometer, can detect the water level of water coolant, detects the fluctuation of liquid level by liquidometer, monitors through electric control system.Adjust the openings of sizes of cinder notch 13 by regulating flashboard, the controlled chilling water cycle flows, and the flow of recirculated cooling water is 1000m
3/ h.
Referring to Fig. 2, in the present embodiment, the internal fixation of said granulation tank body has support frame 31, and eight skimming plates are installed on the support frame, is staged along the parabolic path of grain slag and installs.Form the steam rising passway between the skimming plate of every two-stage neighboring.In the present embodiment, skimming plate 3 is a rectangular plate, and the length of its horizontal direction is 1.5 meters, and the length of its vertical direction is 0.4 meter, and the distance between the plate face of the skimming plate of every two-stage neighboring is 0.4 meter.The ladder distance of the skimming plate of every two-stage neighboring is 0.4 meter (upper edge of previous stage skimming plate is 0.4 meter with the distance of the upper edge of back one-level skimming plate).Skimming plate two ends and support frame flexibly connect, and the active skimming plate can make slag, water mixture be scattered with different angles downwards, and the surface of grain slag is contacted with water coolant fully, improve the effect of secondary shrend.This skimming plate can be designed to the pitted skin of ratchet shape towards the surface of opening for feed, the design of ratchet shape is than general plane degree of scattering height.
Referring to Fig. 1, in the present embodiment, said pelletizer 1 is made up of pelletizer housing, granulation wheel 2, granulation wheel drive unit, waterworks.Slag input ditch head 42 is equipped with at the place, input aperture of pelletizer, and the syndeton of slag input ditch head and pelletizer housing can be a stationary structure, also can be the swing type structure.Water pipe at the bottom of being provided with upper hose, outfall sewer, two on the pelletizer housing.The granulation wheel drive unit is identical with prior art with waterworks, is not described in detail at this.Slag places on the support of hydraulic tipping gear with receiver, and hydraulic lifting mechanism brings into operation, and the clamping oil cylinder clamps receiver on support; Elevating ram rises, and receiver is done circular motion through the lift of elevating ram along fulcrum with support, and receiver is tilted; Slag flows out naturally; Get into pelletizer through slag input ditch head, impacted into particulate state, cool off with the high-pressure cooling water jet by the granulation of high speed rotating in pelletizer wheel.The slag, the water mixture that form get into (arrow Fig. 1 is represented the parabolic path of slag, water mixture) in the granulation tank body along parabolic path from opening for feed; It is downward to force slag, water mixture to change flow direction through stopping of multistage suspension type skimming plate; Fall into the recirculated cooling water of granulation tank body bottom; Carry out shrend, cooling once more, make grain slag not only keep its original mineral substance component basically.Utilization has the recirculated cooling water of certain water level, reduces the generation of water vapor significantly.The top of said granulation tank body is provided with spray equipment 7, and spray equipment is made up of a plurality of nozzles, and spray weakly alkaline liquid is to eliminate the obnoxious flavoures such as sulfurous gas in the steam in the steam that rises.In order to improve the work-ing life of granulation tank body, scribble wear-resistant heat resisting coating in the granulation tank body.
Referring to Fig. 1, in the present embodiment, the slag notch 13 of granulation tank base, riser 11 are taken over 14 with a water trap and are communicated with.To slag notch, grain slag is taken over the water trap that flows into downstream along water trap and is dewatered with the cooling-water flowing that circulates for slag, water mixture.Said adjusting flashboard 131 inboards are provided with grid filtration device 12; The grid filtration device is a cage type; Constitute (wherein a side of contiguous slag notch is not provided with screen) by three blocks of grating coaming plates and a grating top board; Grid filtration device lower end is fixed on the base plate of granulation tank body, and the inwall of its side and granulation tank body is fixed, and the correspondence position inboard at slag notch forms a filtering grid cover.Grain slag filters through the grid filtration device earlier before being discharged by slag notch, and the grain slag that particle separation diameter is excessive stops the excessive grain slag of particle diameter to stop up slag notch.When the grain slag of being piled up when slag notch stopped up, the water level of the intravital water coolant of granulation jar raise, and slag, water mixture can discharge through the riser of slag notch top, and slag, water mixture are taken over the water trap that flows into downstream along water trap and dewatered.Grain slag after the water trap dehydration is transported to finished product slag transfer hopper through finished product slag tape carrier machine.
Referring to Fig. 1, Fig. 2, in the present embodiment, the middle part of granulation tank body is provided with maintenance door, safety rail and maintenance cat ladder (not showing among the figure), is provided with inspection platform 5 in the maintenance door.Pot type metallurgical cinder treatment unit maintenance door when operation is closed.The inspection platform upper fixed is provided with track 6 (being horizontally disposed with), and electricblock 9 or bottle gouard moved by hands are installed in orbit.When this device quits work, can change the work such as bulk grain slag of skimming plate, cleaning obstruction slag notch through electricblock or bottle gouard moved by hands.Electricblock, bottle gouard moved by hands are identical with the content of prior art, are not described in detail at this.
Referring to Fig. 3, Fig. 4, Fig. 5; In the present embodiment; Granulation wheel 2 is a steel framed structure; The center of said granulation wheel is provided with a tubular shaft 21 (be and be horizontally disposed with), and the two ends of said granulation wheel are provided with two annular endplates 211, radially is provided with eight between said annular endplate and the said tubular shaft and supports disc 212.In the present embodiment, the width of granulation wheel is 1 meter, and outer (directly) footpath of said annular endplate also is 1 meter.Said tubular shaft middle part is provided with a guiding cone 22, and said guiding cone comprises two sputter conical surfaces 221, and the said sputter conical surface is provided with a plurality of radially splitter vanes 222.Between said two annular endplates eight crushing teeths 23 are housed, said crushing teeth is dismountable straight-tooth, and the upstream face 236 of said crushing teeth is provided with a plurality of board slots in water 237, and the upstream face of said crushing teeth is meant the internal surface of crushing teeth.Said crushing teeth two ends are provided with flange 233, and said crushing teeth is installed on the said annular endplate through flange.
Referring to Fig. 4, Fig. 5; In the present embodiment; Said guiding cone profile is American football shape, and guiding cone inside is hollow structure, and the outside is made up of two symmetrically arranged sputter conical surfaces 221; The cone angle of two sputter conical surfaces is selected between 60 °～100 °, and most preferred cone angle is 80 °.Said guiding cone and tubular shaft fixed installation.Fixed form can adopt conventional technique means, is not described in detail at this.Be separately installed with 16 radially splitter vanes 222 on two sputter conical surfaces of guiding cone, said splitter vane and guiding cone welding are fixing.The sputter conical surface of guiding cone will spray on it cooling-water flowing to around sputter, will cool off on the internal surface that water droplet is assigned to each crushing teeth uniformly by splitter vane radially again.The internal surface of crushing teeth is meant and the corresponding surface of tubular shaft that board slot in water 237 is the conduits that form by between a plurality of stripe board 232 that are arranged on the crushing teeth internal surface.The water coolant that is splashed to the crushing teeth internal surface is resided in this conduit under the action of the centrifugal, evenly cover on the crushing teeth internal surface, improve the cooling performance of crushing teeth greatly.The height of said stripe board generally is the 10-20 millimeter.
Referring to Fig. 3, Fig. 4, in the present embodiment, between said two annular endplates 211 eight crushing teeths 23 are housed, said eight crushing teeths are end to end, along circumference.Said crushing teeth is formed by the rare earth alloy steel casting, has performances such as wear-resistant, high temperature resistant and shock-resistant.In shattering process, increased the contact area of this crushing teeth and metallurgical cinder, improved granulation ability to the break process of slag; Crushing teeth is an easily worn part, and it is easier that dismountable design is changed it.
Referring to Fig. 5, Fig. 6, Fig. 7 (Fig. 7 is the stretch-out view of the workplace of crushing teeth); In the present embodiment; Be inlaid with a plurality of broken stakes 231 on the workplace 235 of said crushing teeth, the workplace of said crushing teeth is meant the outside surface of crushing teeth (being positioned at the outside surface of granulation wheel).The top of broken stake is hemispherical, and its spherical radius is 10～15mm.That this fragmentation stake has is high temperature resistant, wear-resistant, characteristic such as dry slag not; In shattering process, broken stake directly contacts with controlling golden slag, has slowed down the loss of crushing teeth, has prolonged the work-ing life of crushing teeth.For broken stake surface is protected, prolong the work-ing life of broken stake, on the surface of said broken stake, the boride ceramics resist is set.Broken stake 231 is pressed arranged on the workplace 235 of crushing teeth, and is as shown in Figure 7; Transverse distance between the said broken stake is 30～50mm, and the fore-and-aft distance between the said broken stake is 30～50mm.Broken stake can be planted on the crushing teeth through engage thread; Also can be through on the workplace of crushing teeth, through hole being set, the fragmentation stake installed be fixed in the through hole.In order to adapt to the frequent variations of working temperature, keep rational expansion gap between broken stake and the open hole (threaded hole or through hole).In the present embodiment, the setting of boride ceramics resist is to adopt special process to generate, and is a kind of boride-nitride complex-phase ceramic, and sintering temperature is 1700 ℃, and the surface need polish smooth, and realizes effect high temperature resistant, that do not adhere to slag.
Referring to Fig. 3, Fig. 4, the granulation wheel is installed in the pelletizer housing, and in the present embodiment, tubular shaft 21 left parts of granulation wheel are equipped with a left half axle, and the tubular shaft right part is equipped with a right axle shaft, and left half axle and right axle shaft rotate through bearing and bracing frame respectively and install.One end of the right axle shaft of tubular shaft right part is fixedly connected with the output terminal of drive-motor.Granulation wheel clockwise high speed rotary motion under the driving of drive-motor, the rotating speed of granulation wheel is 100～300 rev/mins.The metallurgical cinder that the granulation wheel will fall on it impacts fragmentation through crushing teeth 23; The slag temperature that arrives the granulation wheel can reach 1260 °; Therefore need timely the granulation wheel to be cooled off, particularly crushing teeth is cooled off, the annular endplate outside at granulation wheel two ends respectively is provided with a high-pressure sprayer; Horizontal-jet water coolant from outside to inside, the temperature of water coolant remains on 40 ℃～80 ℃.Cooling-water flowing sprays from the space of 212 of the support disc at granulation wheel two ends and gets into the granulation wheel; And be directly injected on the guiding cone 22 of rotation; The sputter conical surface 221 of guiding cone with cooling-water flowing to around sputter, and by splitter vane 222 radially the cooling water droplet of sputter is assigned to uniformly the internal surface of each crushing teeth 23.In order to guarantee the motion of granulation wheel steadily, said annular endplate is provided with a plurality of water vents, and present embodiment is provided with eight water vents 213 along circumference, and said water vent is a manhole, can the inner unnecessary water coolant of granulation wheel be discharged from two ends through water vent.
Referring to Fig. 4; In the present embodiment; In order to reach better sputter effect, can the sputter conical surface 221 of guiding cone 22 be designed to the scattering pitted skin, i.e. a plurality of hemispherical particles 223 of uniform distribution on the sputter conical surface of said guiding cone; Shown in Fig. 4 upper part, said hemispherical particle distributes by 10 orders.This hemispherical particle can be fixed on the guiding cone surface through welding process, and hemispherical particulate radius is 2～3cm.Hemispherical particle on this sputter conical surface can be dispersed into water droplet with the cooling-water flowing that sprays on it, outwards splashes uniformly; And will form by splitter vane 222 radially on the internal surface of each crushing teeth 23 of water droplet guiding of scattering.
In the present embodiment, said scattering pitted skin can also realize through following manner, i.e. a plurality of hemispherical pits 224 of uniform distribution on the sputter conical surface of said guiding cone, and shown in Fig. 4 lower part, said hemispherical pit distributes by 10 orders.This hemispherical pit can process through shot-blast process, and the radius of hemispherical pit is 2～3cm.
In the present embodiment, the workplace of said crushing teeth is provided with a plurality of broken stakes, and the workplace of said crushing teeth is provided with a plurality of water-guiding holes; On the surface of said broken stake the boride ceramics resist is set.Referring to Fig. 6, Fig. 7 (Fig. 7 is the stretch-out view of crushing teeth workplace); Directly contact with the slag of high-temperature owing to broken 231 on the crushing teeth workplace 235; Single-pass is crossed crushing teeth internal surface sputter water coolant is cooled off, and its outside surface can only be through thermal conduction, the refrigerative poor effect.In the present embodiment; For more timely the workplace and the broken stake of crushing teeth directly being cooled off; On the workplace of crushing teeth, be provided with a plurality of water-guiding holes 234; Said water-guiding hole is arranged between two broken stakes 231, and said water-guiding hole is the manhole that leads to the crushing teeth outside surface from the crushing teeth internal surface, and the diameter of water-guiding hole is 2～10mm.The granulation wheel under the action of the centrifugal, through the diameter of control water-guiding hole, makes the water coolant of crushing teeth internal surface flow to the crushing teeth outside surface with the mode of soaking in the process of high speed rotating, and forming thickness at the crushing teeth outside surface is the moisture film of 0.1-0.5mm.The evaporation of moisture film can be taken away the heat of moisture film coverage rate, effectively reduces the workplace of crushing teeth and the temperature of broken stake, has prolonged the work-ing life of crushing teeth, thereby has saved material, reduces production costs.
Claims (7)
1. a pot type metallurgical cinder treatment unit comprises granulation tank body, pelletizer, and it is characterized in that: the middle part of said granulation tank body is provided with opening for feed, and the delivery port of said pelletizer is communicated with said opening for feed; The relative side of the bottom of said granulation tank body and opening for feed is provided with slag notch, and the top of said granulation tank body is provided with gas shaft; The corresponding position of the inside of said granulation tank body and opening for feed is provided with multistage suspension type skimming plate; The adjusting flashboard is set on the said slag notch; On the granulation tank body of said adjusting flashboard inboard the grid filtration device is set, on the granulation tank body of said slag notch top a riser is set; Said slag notch, said riser are taken over a water trap and are communicated with; The middle part of said granulation tank body is provided with inspection platform, and slag input ditch head is equipped with at the place, input aperture of said pelletizer.
2. pot type metallurgical cinder treatment unit according to claim 1; Be provided with the granulation wheel in the said pelletizer, the center of said granulation wheel is provided with a tubular shaft, and the two ends of said granulation wheel are provided with two annular endplates; Be provided with a plurality of support disc between said annular endplate and the said tubular shaft; It is characterized in that: said tubular shaft middle part is provided with a guiding cone, and said guiding cone comprises two sputter conical surfaces, and the said sputter conical surface is provided with a plurality of radially splitter vanes; Between said two annular endplates a plurality of crushing teeths are housed, said crushing teeth is dismountable straight-tooth, and the upstream face of said crushing teeth is provided with a plurality of board slots in water.
3. pot type metallurgical cinder treatment unit according to claim 2 is characterized in that: the sputter conical surface of said guiding cone is the scattering pitted skin.
4. according to claim 2 or 3 described pot type metallurgical cinder treatment unit, it is characterized in that: the workplace of said crushing teeth is provided with a plurality of broken stakes, and the workplace of said crushing teeth is provided with a plurality of water-guiding holes.
5. pot type metallurgical cinder treatment unit according to claim 4 is characterized in that: on the surface of said broken stake the boride ceramics resist is set.
6. pot type metallurgical cinder treatment unit according to claim 5, it is characterized in that: said annular endplate is provided with a plurality of water vents.
7. pot type metallurgical cinder treatment unit according to claim 6, it is characterized in that: the top of said granulation tank body is provided with spray equipment.
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Cited By (5)
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| CN102827969A (en) * | 2012-09-06 | 2012-12-19 | 西安交通大学 | Afterheat recovery system and method of dry granulating liquid slag |
| CN106621443A (en) * | 2016-11-14 | 2017-05-10 | 森田新能源材料（张家港）有限公司 | Crystallization and separation device for lithium hexafluorophosphate |
| CN108148933A (en) * | 2017-12-15 | 2018-06-12 | 宁波市鄞州堃信工业产品设计有限公司 | The processing mechanism and its processing method of a kind of blast-furnace slag |
| CN108300823A (en) * | 2017-09-27 | 2018-07-20 | 中能立化科技有限公司 | A kind of slag stream conveying device and slag granulating take hot systems |
| CN109457072A (en) * | 2019-01-23 | 2019-03-12 | 杨柱 | A kind of high-temperature fusion slag injection granulating device |
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| CN2388210Y (en) * | 1999-08-25 | 2000-07-19 | 中国冶金建设集团包头钢铁设计研究总院 | Disk dewatering blast furnace slag granulating device |
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| CN2748473Y (en) * | 2004-11-23 | 2005-12-28 | 中国冶金建设集团包头钢铁设计研究总院 | Granulator for steel-making slag |
| CN2784422Y (en) * | 2005-03-24 | 2006-05-31 | 张维田 | Slag granulating device for metallurgical furnace |
| CN201520769U (en) * | 2009-08-13 | 2010-07-07 | 北京中冶设备研究设计总院有限公司 | Novel steel slag granulating device |
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| CN102827969A (en) * | 2012-09-06 | 2012-12-19 | 西安交通大学 | Afterheat recovery system and method of dry granulating liquid slag |
| CN102827969B (en) * | 2012-09-06 | 2014-08-06 | 西安交通大学 | Afterheat recovery system and method of dry granulating liquid slag |
| CN106621443A (en) * | 2016-11-14 | 2017-05-10 | 森田新能源材料（张家港）有限公司 | Crystallization and separation device for lithium hexafluorophosphate |
| CN106621443B (en) * | 2016-11-14 | 2019-02-22 | 森田新能源材料（张家港）有限公司 | The Crystallization Separation device of lithium hexafluoro phosphate |
| CN108300823A (en) * | 2017-09-27 | 2018-07-20 | 中能立化科技有限公司 | A kind of slag stream conveying device and slag granulating take hot systems |
| CN108148933A (en) * | 2017-12-15 | 2018-06-12 | 宁波市鄞州堃信工业产品设计有限公司 | The processing mechanism and its processing method of a kind of blast-furnace slag |
| CN109457072A (en) * | 2019-01-23 | 2019-03-12 | 杨柱 | A kind of high-temperature fusion slag injection granulating device |
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