CN108393177A - Ground slag machining production line - Google Patents

Ground slag machining production line Download PDF

Info

Publication number
CN108393177A
CN108393177A CN201810132815.3A CN201810132815A CN108393177A CN 108393177 A CN108393177 A CN 108393177A CN 201810132815 A CN201810132815 A CN 201810132815A CN 108393177 A CN108393177 A CN 108393177A
Authority
CN
China
Prior art keywords
conveyer
building
vibrating screen
screening
slag
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
Application number
CN201810132815.3A
Other languages
Chinese (zh)
Other versions
CN108393177B (en
Inventor
陈伟
胡治春
李文凯
陆珺
陈明飞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MCC Baosteel Technology Services Co Ltd
Original Assignee
MCC Baosteel Technology Services Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by MCC Baosteel Technology Services Co Ltd filed Critical MCC Baosteel Technology Services Co Ltd
Priority to CN201810132815.3A priority Critical patent/CN108393177B/en
Publication of CN108393177A publication Critical patent/CN108393177A/en
Application granted granted Critical
Publication of CN108393177B publication Critical patent/CN108393177B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C21/00Disintegrating plant with or without drying of the material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/10Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
    • B02C23/12Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone with return of oversize material to crushing or disintegrating zone
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/14Separating or sorting of material, associated with crushing or disintegrating with more than one separator
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/16Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03CMAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C1/00Magnetic separation
    • B03C1/02Magnetic separation acting directly on the substance being separated
    • B03C1/30Combinations with other devices, not otherwise provided for
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/28Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/16Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
    • B02C2023/165Screen denying egress of oversize material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C2201/00Codes relating to disintegrating devices adapted for specific materials
    • B02C2201/06Codes relating to disintegrating devices adapted for specific materials for garbage, waste or sewage

Abstract

The present invention provides a kind of ground slag machining production line, it is equipped with pretreatment building, the first screening building, the second screening building and third successively along production line direction of advance and sieves building, it is equipped with the first conveyer between pretreatment building and the first screening building and the first conveyer passes through a magnetic separation station, it is equipped with second conveyor between first screening building and the second screening building, the third conveyer and the 4th conveyer being arranged side by side are equipped between the second screening building and third screening building;It is equipped with the first vibrating screen and the first crusher in first screening building;It is equipped with the second vibrating screen, the second crusher and first material output system in second screening building;Third, which is sieved, is equipped with third vibrating screen and second material output system in building.Mainly by pre-processing building and three screening buildings, slag carries out repeatedly screening, multiple broken and multiple magnetic separation to the present invention over the ground, realizes ground the intensive of slag processing technology, commercialization, high efficiency, environmental protection.

Description

Ground slag machining production line
Technical field
The present invention relates to ground slag processing technologies, more particularly to a kind of ground slag machining production line.
Background technology
The steel slag that metallurgical steel mill discharges every year is 100,000,000 tons about nearly, and steel slag is liquid molten shape when being discharged, and is not only contained There is a large amount of heat, and with about 10% or so the residual steel of impurity (so-called " impurity "-cinder ladle iron, iron cinder inclusion shape State), and many useful ingredients of a large amount of oxide complex and beneficial element etc..And many slags are not because obtaining effectively Processing and utilization, needs largely to stack, and has both directly occupied a large amount of farmland soils, while its dust is largely washed away with rainwater, makes oxygen Change calcium and be dissolved in water, and cause alkalization of soils nearby, Its Adjacent Waters or river water pH value increase, and seriously polluted surrounding enviroment, structure At the difficult point of iron and steel enterprise's environmental management.Therefore, from recycle and its development angle of circular economy in terms of, slag have money The regenerated high value in source utilizes potential, is precious all over the body, is the secondary resource of great value of exploiting and utilizing.
With the high development of modernization industry, the requirement to steel product quality is more and more high, such as deep punching steel, pipe line steel, no Become rusty steel and ultralow phosphorus, ultralow-sulfur steel etc..In terms of the quality of steel products is mainly reflected in surface quality and inherent quality two, one It is that harmful element (S, P, H, O, N or even C) content is low;Second is that non-metallic inclusion (especially brittle inclusion) content is low. In metallurgical production, clean steel is greatly developed, it must be by the way that corresponding various metallurgic auxiliary materials be added, by the impurity element in molten steel (S, P, H, O, N, C) and non-metallic inclusion are denaturalized or removal.The cost of steel mill's metallurgic auxiliary materials accounts for steel mill's machine Material Cost 30%, depressed in current metallurgy industry, under the dispirited not good overall situation of steel market, cost efficiency is that steel plant pull through their difficulties Important means.Steel product quality and the duration of heat are not being influenced, is seeking the partial alternative product of metallurgic auxiliary materials, reduces to greatest extent The purchase cost of metallurgic auxiliary materials is the optimal selection of steel plant's cost efficiency and most effective approach.
Since steel slag is the product of smelting iron and steel, according to " similar compatibility " principle, partial metallurgical is substituted using steel slag Auxiliary material will not have an adverse effect to steel product quality for smelting process, due to steel slag category " pre- melt ", it is useful at It is point similar with metallurgic auxiliary materials main component, partial metallurgical auxiliary material is substituted using steel slag, steel slag solid waste had both been solved and has accumulated pair The adverse effect of environment, but the short route for realizing solid waste resource recycles, and is also made that for steel plant's cost efficiency very big Contribution.
Therefore, it is that Sci-tech Staff In Metallurgical Industry is eager the process difficulties solved to develop a kind of slag machining production line.
Invention content
In view of the foregoing deficiencies of prior art, the technical problem to be solved in the present invention is to provide the slag processing of a kind of ground Production line, mainly by pre-processing building and three screening buildings, slag carries out repeatedly screening, multiple broken and multiple magnetic separation over the ground, real Now the intensive of slag processing technology, commercialization, high efficiency, environmental protection.
In order to solve the above technical problem, the present invention provides a kind of ground slag machining production line, along production line direction of advance according to Secondary pretreatment building, the first screening building, the second screening building and the third of being equipped with sieves building, pre-processes and is set between building and the first screening building There are the first conveyer and the first conveyer to pass through a magnetic separation station, the second conveying is equipped between the first screening building and the second screening building Machine is equipped with the third conveyer and the 4th conveyer being arranged side by side between the second screening building and third screening building;
It is equipped with the first vibrating screen and the first crusher in first screening building, the delivery end of first conveyer shakes with first The feed inlet of dynamic sieve communicates, and the fine material outlet of the first vibrating screen is communicated with the charging end of second conveyor, the first vibrating screen it is thick Material outlet is communicated with the feed inlet of the first crusher, and the discharge port of the first crusher is communicated with the charging end of second conveyor;
It is equipped with the second vibrating screen, the second crusher and first material output system in second screening building, described second is defeated The delivery end of machine is sent to be communicated with the feed inlet of the second vibrating screen, the charging end of the fine material outlet and third conveyer of the second vibrating screen It communicates, the coarse fodder outlet of the second vibrating screen is communicated with first material output system;
Third sieve building in be equipped with third vibrating screen and second material output system, the delivery end of the third conveyer and The feed inlet of third vibrating screen communicates, and the fine material outlet of third vibrating screen is communicated with second material output system, third vibrating screen Coarse fodder outlet communicated with the charging end of the 4th conveyer, the feed inlet of the delivery end of the 4th conveyer and second crusher It communicates, the discharge port of the second crusher is communicated with the charging end of third conveyer.
Preferably, conveying-type magnetic separator, tailings hopper and magnetic separation hopper are additionally provided in second screening building, described the One material output system includes coarse fodder conveyer, and the charging end of coarse fodder conveyer is communicated with the outlet of the coarse fodder of the second vibrating screen, slightly The delivery end of material conveyer extends at tailings hopper, and the suction end of conveying-type magnetic separator is located at the delivery end of coarse fodder conveyer Top, and the blowing end of conveying-type magnetic separator extends at magnetic separation hopper.
Preferably, be additionally provided in third screening building for promptly discharge and can positive and negative rotation operation emergent conveyer, The coarse fodder outlet of the third vibrating screen is connected to the charging end of the 4th conveyer by a delivery pipe, the one end for conveyer of meeting an urgent need It extends in the delivery pipe, the other end of emergent conveyer extends at an emergent stock chest.
Preferably, the side in third screening building is equipped with transfer station, and the second material output system includes that fines is defeated Machine, the charging end of fines conveyer is sent to be communicated with the fine material outlet of third vibrating screen, the delivery end of fines conveyer, which extends to, to be turned In fortune station.
Preferably, magnetic separation material conveyer and bifurcated elephant trunk are additionally provided in third screening building, and third conveyer unloads Material sets magnetic separation roller in end, and the delivery end of the third conveyer is communicated with the main elephant trunk of bifurcated elephant trunk, a branch of bifurcated elephant trunk Elephant trunk is communicated with the feed inlet of third vibrating screen, and another branch's elephant trunk of bifurcated elephant trunk is located at underface and and the magnetic separation of magnetic separation roller The charging end of material conveyer communicates.
Preferably, the discharge end of another branch's elephant trunk is equipped with style three-way distributor, the feed pipe of style three-way distributor and institute It states another branch's elephant trunk to communicate, a sub-feed tube of style three-way distributor is communicated with the charging end of magnetic separation material conveyer, style three-way distributor Another sub-feed tube communicated with an emergent discharge nozzle.
Preferably, first vibrating screen, the second vibrating screen, third vibrating screen coarse fodder outlet also with a dedusting elephant trunk It communicates.
Preferably, at the charging end of first conveyer, second conveyor, third conveyer and the 4th conveyer It is equipped with dust-proof drop guide, and in the first conveyer, the delivery end of second conveyor, third conveyer and the 4th conveyer Place is equipped with dust catcher.
Preferably, the dust-proof drop guide includes passage and supporting rack, and passage is connected by supporting rack and conveyer, The caliber of passage is up big and down small, and the last week of passage along and the sealing of corresponding discharge port be connected, next week of passage along with The conveyer belt clearance fit of conveyer.
Preferably, first conveyer, second conveyor, third conveyer and the 4th conveyer include carriage With the protective cover extended along conveyer conveying direction, protective cover is buckled in the top of carriage.
As described above, the ground slag machining production line of the present invention, has the advantages that:The present invention mainly passes through pretreatment Slag carries out repeatedly screening, multiple broken and multiple magnetic separation over the ground for building and three screening buildings, and recycling obtains metal charge, metallurgical production The substitute of auxiliary material, concrete aggregate and powder material, steel plant reduce and smelt so as to improve the benefit of processing ground slag Cost, reduce the exploitation and calcining of natural crystal, improve environmental benefit, while ground slag processing flow collection can be reached and neutralized back The high purpose of utilization rate is received, realizes ground the intensive of slag processing technology, commercialization, high efficiency, environmental protection.
Description of the drawings
Fig. 1 is shown as the connection diagram in the pretreatment building and the first screening building of the present invention;
Fig. 2 is shown as the connection diagram in the first screening building and the second screening building of the present invention;
Fig. 3 is shown as the connection diagram in the second screening building and third screening building of the present invention;
Fig. 4 is shown as the positive view in pretreatment building;
Fig. 5 a are shown as the positive view at magnetic separation station;
Fig. 5 b are shown as the sectional view at magnetic separation station;
Fig. 6 is shown as the positive view in the first screening building;
Fig. 7 a are shown as the positive view in the second screening building;
Fig. 7 b are shown as the sectional view in the second screening building;
Fig. 8 a are shown as the positive view in third screening building;
Fig. 8 b are shown as the sectional view in third screening building;
Fig. 9 is shown as the sectional view of dust-proof drop guide;
Figure 10 is shown as the sectional view of protective cover.
Component label instructions
1 pretreatment building
1a oscillating feeders
2 first screening buildings
The first vibrating screens of 2a
The first crushers of 2b
3 second screening buildings
The second vibrating screens of 3a
The second crushers of 3b
3c coarse fodder conveyers
3d conveying-type magnetic separators
3e tailings hoppers
3f magnetic separation hoppers
4 thirds sieve building
4a third vibrating screens
4b fines conveyers
4c meets an urgent need conveyer
4d magnetic separation material conveyers
4e bifurcated elephant trunks
4f style three-way distributors
4g meets an urgent need discharge nozzle
5 first conveyers
6 magnetic separation stations
6a magnetic separators
6b deflector chutes
6c magnetic separation material room
7 second conveyors
8 third conveyers
9 the 4th conveyers
10 transfer stations
11 the 5th conveyers
12 dedusting elephant trunks
13 dust-proof drop guides
13a passages
13b supporting racks
14 protective covers
15 dust catchers
Specific implementation mode
Illustrate that embodiments of the present invention, those skilled in the art can be by this explanations by particular specific embodiment below Content disclosed by book understands other advantages and effect of the present invention easily.
It should be clear that structure, ratio, size etc. depicted in this specification institute attached drawing, only coordinating specification to be taken off The content shown is not limited to the enforceable qualifications of the present invention so that those skilled in the art understands and reads, therefore Do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size are not influencing the present invention Under the effect of can be generated and the purpose that can reach, the model that can cover in disclosed technology contents should all be still fallen In enclosing.Meanwhile cited such as "upper" in this specification, "lower", "left", "right", " centre " and " one " term, be also only Convenient for being illustrated for narration, rather than to limit the scope of the invention, relativeness is altered or modified, in no essence It changes under technology contents, when being also considered as the enforceable scope of the present invention.
Black arrow in Fig. 4 to Fig. 8 b indicates the conveying track of ground slag.
As shown in Figure 1, Figure 2, Figure 3 shows, the present invention provides a kind of ground slag machining production line, is set successively along production line direction of advance Having pretreatment building 1, first to sieve, building 2, second sieves building 3 and third screening building 4, pretreatment building 1 and first sieve between building 2 Pass through a magnetic separation station 6 (see Fig. 5 a) equipped with the first conveyer 5 and the first conveyer, the first screening building 2 and second sieve building 3 it Between be equipped with second conveyor 7, be equipped with the third conveyer 8 and the 4th that is arranged side by side between the second screening building 3 and third screening building 4 Conveyer 9;
Above-mentioned first screening is equipped with the first vibrating screen 2a and the first crusher 2b (see Fig. 6), above-mentioned first conveyer 5 in building Delivery end communicated with the feed inlet of the first vibrating screen 2a, the charging of the fine material outlet and second conveyor 7 of the first vibrating screen 2a End communicates, and the coarse fodder outlet of the first vibrating screen 2a is communicated with the feed inlet of the first crusher 2b, and the discharging of the first crusher 2b Mouth is communicated with the charging end of second conveyor 7;Above-mentioned first crusher 2b can select jaw crusher;
The second vibrating screen 3a, the second crusher 3b and first material output system are equipped with (see figure in second screening building 7a), the delivery end of above-mentioned second conveyor 7 is communicated with the feed inlet of the second vibrating screen 3a, the fine material outlet of the second vibrating screen 3a It is communicated with the charging end of third conveyer 8, the coarse fodder outlet of the second vibrating screen 3a is communicated with first material output system;Above-mentioned Sledging machine 3b can select cone crusher, above-mentioned first material output system may include stock chest, conveyer and Carrier;
Third, which is sieved, is equipped with third vibrating screen 4a and second material output system (see Fig. 8 a), above-mentioned third conveyer in building 8 delivery end is communicated with the feed inlet of third vibrating screen 4a, fine material outlet and the second material output system of third vibrating screen 4a It communicates, the coarse fodder outlet of third vibrating screen 4a is communicated with the charging end of the 4th conveyer 9, the delivery end of the 4th conveyer 9 and institute The feed inlet for stating the second crusher 3b communicates, and the discharge port of the second crusher 3b is communicated with the charging end of third conveyer 8.It is above-mentioned Second material output system can also include stock chest, conveyer and carrier.
The present invention mainly by pre-process building and three screening buildings over the ground slag (cinder ladle include molten iron technique slag, converter process Slag, continuous casting process slag and other landing slags) repeatedly screening, multiple broken and multiple magnetic separation are carried out, realize ground slag processing The intensive of technique, commercialization, high efficiency, environmental protection pass through after the mixing pretreatment that is, of the invention by each ground slag and repeatedly sieve, is more The methods of secondary broken, multiple magnetic separation recycling obtains the replacement of metal charge, metallurgical production auxiliary material, concrete aggregate and powder material Product, steel plant reduce the cost of smelting, reduce the exploitation and calcining of natural crystal so as to the benefit of with improving processing slag, Environmental benefit is improved, while it is high to achieve the purpose that ground slag processing flow collection neutralizes recovery utilization rate.
The present invention is intensive to be embodied in:
1) pretreatment building 1, first screening building 2, second screening building 3 and third are being equipped with successively along production line direction of advance Building 4 is sieved, each building is fitted close each other by conveyer, to improve the efficiency of processing ground slag.
2) each process equipment (such as vibrating screen and crusher) for pre-processing building or sieving in building is distributed in different height Floor on, to keep production-line arrangement compact, front and back procedure connection is smooth, and reduces floor space.Specifically, as schemed Shown in 6, the delivery end of the first conveyer 5 stretches into the top in the first screening building 2, and the feed inlet of the first vibrating screen 2a is defeated positioned at first Sending the lower section of the delivery end of machine 5, the feed inlet of the first crusher 2b is located at the lower section of the coarse fodder outlet of the first vibrating screen 2a, and second The charging end of conveyer 7 is located at the bottom in the first screening building 2, and ground slag can flow through each set from top to bottom by its own gravity Standby, the distributed architecture inside the first screening building is reasonable, and reduces the floor space in the first screening building 2.As shown in Figure 7a, second The delivery end of conveyer 7 stretches into the top in the second screening building 3, and the feed inlet of the second vibrating screen 3a is located at unloading for second conveyor 7 Expect that the bottom in the second screening building 3 is stretched into the lower section at end, the charging end of third conveyer 8, at the same time, the 4th conveyer 9 unloads The top in the second screening building 3 is also stretched at material end, and the feed inlet of the second crusher 3b is located under the delivery end of the 4th conveyer 9 Side is arranged such for the purposes of keeping the distributed architecture in the second screening building 3 compact.As shown in Figure 8 a, the delivery end of third conveyer 8 The top in third screening building 4 is stretched into, the feed inlet of third vibrating screen 4a is located at the lower section of the delivery end of third conveyer 8, and the 4th The charging end of conveyer 9 stretch into third screening building 4 bottom, in this way for the purposes of make third sieve building 4 distributed architecture it is compact. In addition, conveying chute connection may be used between the discharge port and feeding mouth of each conveyer, vibrating screen and crusher.
Commercialization of the present invention is embodied in:Ground slag is processed into metal charge (the magnetic separation material obtained through magnetic plant), metallurgy The substitute of production auxiliary materials, concrete aggregate and powder material.Specifically, according to different processing requirements, such as Fig. 4 institutes Show, the steel scrap that pretreatment building can be by grain size in ground slag more than or equal to 250mm is separated, and by grain size less than 250mm's Ground slag is delivered to the first screening building 2.As shown in Figure 5 a, grain size on the first conveyer can be less than the magnetic separation of 250mm by magnetic separation station 6 Material is isolated.As shown in fig. 6, the ground slag that grain size can be more than or equal to 80mm by the first vibrating screen 2a filters out and is gone out by coarse fodder Mouth is conveyed to the first crusher 2b, and the ground slag by grain size less than 80mm is conveyed to second conveyor 7 by fine material outlet.Such as Shown in Fig. 7 a, the ground slag of 20~80mm of grain size can be filtered out and be conveyed to the first object by coarse fodder outlet by the second vibrating screen 3a Expect output system, to obtain the substitute of metallurgical production auxiliary material or concrete aggregate, the ground slag by grain size less than 20mm passes through Fine material outlet is conveyed to third conveyer 8.In conjunction with Fig. 7 a and Fig. 8 a, the third vibrating screen 4a that third is sieved in building can be by grain size Ground slag more than or equal to 10mm filters out and is delivered to the 4th conveyer 9, and ground slag of the grain size more than or equal to 10mm will pass through the 4th Conveyer 9 enters the second crusher 3b in the second screening building, and ground slag after crushing is delivered to third vibrating screen 4a again, and the Ground slags of the three vibrating screen 4a by grain size less than 10mm is delivered to second material output system by fine material outlet, to obtain metallurgy The substitute of production auxiliary materials or powder material so recycles, until ground slag completion of processing.
High efficiency of the present invention is embodied in:Can in a short time over the ground slag carry out layer by layer processing and heap there are in each building.
Environmental protection of the present invention is embodied in:It processes raw material as ground slag, therefore reduces the air storage of ground slag, protect nature ring Border.
As shown in Fig. 7 a, Fig. 7 b, in order to which the coarse fodder filtered out to above-mentioned second vibrating screen 3a carries out magnetic separation, the second screening building It is inside additionally provided with conveying-type magnetic separator 3d, tailings hopper 3e and magnetic separation hopper 3f, above-mentioned first material output system includes coarse fodder Conveyer 3c, the charging end of coarse fodder conveyer 3c are communicated with the outlet of the coarse fodder of the second vibrating screen 3a, the discharging of coarse fodder conveyer 3c End extends at tailings hopper, and the suction end of conveying-type magnetic separator 3d is located at the top of the delivery end of coarse fodder conveyer 3c, and defeated The blowing end of formula magnetic separator 3d is sent to extend at magnetic separation hopper.When it is implemented, local slag is delivered to unloading for coarse fodder conveyer 3c It when expecting end, is fallen directly into tailings hopper without ferromagnetic ground slag, there is ferromagnetic ground slag to be adsorbed on magnetic separator 3d It goes up and eventually falls into magnetic separation hopper, to obtain metal charge.Dust splashes in order to prevent, tailings hopper 3e and magnetic separation hopper 3f is closing hopper, had both protected the health of staff in this way, and had also protected environment.
As shown in Fig. 8 a, Fig. 8 b, in order to realize that urgent discharging, above-mentioned third screening are additionally provided in building for promptly going out Material and can positive and negative rotation operation emergent conveyer 4c, the coarse fodder outlet of third vibrating screen 4a and the charging end of the 4th conveyer 9 are logical Delivery pipe connection is crossed, one end of emergent conveyer 4c extends in the delivery pipe, and the other end for the conveyer 4c that meets an urgent need extends To an emergent stock chest.For example, when need not promptly discharge, the conveyer 4c that meets an urgent need rotates forward operation, will be from third vibrating screen The ground slag that the coarse fodder of 4a exports out is transported to the 4th conveyer 9;When needing urgent discharging, conveyer 4c reversion fortune of meeting an urgent need Row, the ground slag for exporting out from the coarse fodder of third vibrating screen 4a is transported to a urgent blow tank, the urgent blow tank Closing hopper can be designed to, so as to avoid ground slag dust from splashing.
For the ease of transporting the ground slag come out from the fine material outlet of third vibrating screen 4a, the side in above-mentioned third screening building 4 Equipped with transfer station 10, above-mentioned second material output system includes fines conveyer 4b, the charging end and third of fines conveyer 4b The fine material outlet of vibrating screen 4a communicates, and the delivery end of fines conveyer 4b extends in transfer station.Can be arranged in transfer station The charging end of five conveyers 11, the 5th conveyer 11 is communicated with the delivery end of fines conveyer 4b.
As shown in Figure 8 a, in order to magneticly elect metal charge before ground slag enters third vibrating screen 4a, above-mentioned third sieves building It is inside additionally provided with magnetic separation material conveyer 4d and bifurcated elephant trunk 4e, and sets magnetic separation roller 8a in the delivery end of above-mentioned third conveyer 8;Third The delivery end of conveyer 8 is communicated with the main elephant trunk of bifurcated elephant trunk 4e, branch's elephant trunk and the third vibrating screen 4a of bifurcated elephant trunk 4e Feed inlet communicate, another branch's elephant trunk of bifurcated elephant trunk 4e is located at the underface of magnetic separation roller 8a and with magnetic separation material conveyer 4d's Charging end communicates.Concrete principle is as follows:When the ground slag on third conveyer 8 is delivered to magnetic separation roller 8a, without ferromagnetism Ground slag enter third vibrating screen 4a by main elephant trunk, branch's elephant trunk successively, there is ferromagnetic ground slag to be adsorbed on magnetic separation roller On 8a, after magnetic separation roll axis rotates 180 degree, just enter magnetic separation material conveyer 4d by main elephant trunk, another branch's elephant trunk successively, To obtain metal charge.
Magnetic separation material in order to select magnetic separation roller 8a is promptly discharged, and the discharge end of above-mentioned another branch's elephant trunk is set There are style three-way distributor 4f, the feed pipe of style three-way distributor 4f to be communicated with another branch's elephant trunk, one point of style three-way distributor 4f Expects pipe is communicated with the charging end of magnetic separation material conveyer 4d, another sub-feed tube of style three-way distributor 4f and an emergent discharge nozzle 4g phases It is logical.When need not promptly discharge, the sub-feed tube communicated with magnetic separation material conveyer 4d is opened, another sub-feed tube is closed.Work as needs When promptly being discharged, the sub-feed tube communicated with magnetic separation material conveyer 4d is closed, opens another sub-feed tube, magnetic separation material, which just enters, answers Anxious discharge nozzle 4g.
As shown in Fig. 6, Fig. 7 a, Fig. 8 a, in order to remove the ground slag dust in vibrating screen, above-mentioned first vibrating screen 2a, second The coarse fodder outlet of vibrating screen 3a, third vibrating screen 4a are also communicated with a dedusting elephant trunk 12.
As shown in Fig. 6, Fig. 7 a, Fig. 8 a, Fig. 9, in order to remove the ground slag dust generated by charging or blanking, airborne dust is avoided Pollution, is equipped at the charging end of above-mentioned first conveyer 5, second conveyor 7, third conveyer 8 and the 4th conveyer 9 Dust-proof drop guide 13, and in the first conveyer 5, the delivery end of second conveyor 7, third conveyer 8 and the 4th conveyer 9 Place is equipped with dust catcher 15.Dust catcher 15 can be single-point deduster.In addition, the dust that dust catcher 15 absorbs can also return to life Production utilizes, and avoids generating outer pollution discharging object, at the same time, the dust concentration at post is greatly reduced, and protects staff Health.
Above-mentioned dust-proof drop guide 13 includes passage 13a and supporting rack 13b, and passage 13a passes through supporting rack 13b and conveying Machine is connected, and the caliber of passage 13a is up big and down small, and the last week of passage 13a is connected along with the sealing of corresponding discharge port, guide The next week of pipe 13a is along the conveyer belt clearance fit with conveyer.
As shown in Figure 10, the present invention also uses whole process closure designs, above-mentioned first conveyer 5, second conveyor 7, the Three conveyers 8 and the 4th conveyer 9 include carriage and the protective cover 14 along the extension of conveyer conveying direction, protective cover 14 It is buckled in the top of carriage.It is arranged such, on the one hand, ground slag is avoided to be drenched in transmission process;On the other hand, ground slag is avoided Spluttering, environmental protection also avoid staff from being injured by a crashing object.The form of band conveyer corridor may be used in protective cover 14.
As shown in figure 4, being equipped with oscillating feeder 1a (such as rod vibrating feed sieve), vibrating feed in above-mentioned pretreatment building The fine material outlet of machine 1a is communicated with the charging end of the first conveyer 5.
Finally, as shown in Figure 5 b, above-mentioned magnetic separation station 6 includes the magnetic separator 6a for being suspended on 5 top of the first conveyer, with magnetic separation The blow tank 6b of the positions machine 6a cooperation.After magnetic separator 6a magneticly elects metal charge, metal charge passes through blow tank 6b, falls into a magnetic Room 6c, magnetic separation room 6c is selected also to be designed to enclosed.Certainly, magnetic separation station 6 can also be set on other conveyers, to magnetic separation Go out the metal charge of different-grain diameter.
In conclusion the present invention is mainly by pre-processing building and three screening buildings, slag carries out repeatedly screening, repeatedly broken over the ground Ground the intensive of slag processing technology, commercialization, high efficiency, environmental protection are realized in broken and multiple magnetic separation.So the present invention is effective It overcomes various shortcoming in the prior art and has high industrial utilization.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe The personage for knowing this technology can all carry out modifications and changes to above-described embodiment without violating the spirit and scope of the present invention.Cause This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as At all equivalent modifications or change, should by the present invention claim be covered.

Claims (10)

1. a kind of ground slag machining production line, it is characterised in that:It is equipped with pretreatment building (1), first successively along production line direction of advance Building (2), the second screening building (3) and third screening building (4) are sieved, equipped with the between pretreatment building (1) and the first screening building (2) One conveyer (5) and the first conveyer pass through a magnetic separation station (6), are equipped between the first screening building (2) and the second screening building (3) Second conveyor (7), equipped with the third conveyer (8) that is arranged side by side and the between the second screening building (3) and third screening building (4) Four conveyers (9);
It is equipped with the first vibrating screen (2a) and the first crusher (2b), the delivery end of first conveyer (5) in first screening building It is communicated with the feed inlet of the first vibrating screen (2a), the charging end of the fine material outlet and second conveyor (7) of the first vibrating screen (2a) It communicating, the coarse fodder outlet of the first vibrating screen (2a) is communicated with the feed inlet of the first crusher (2b), and the first crusher (2b) Discharge port is communicated with the charging end of second conveyor (7);
Equipped with the second vibrating screen (3a), the second crusher (3b) and first material output system in second screening building, described the The delivery end of two conveyers (7) is communicated with the feed inlet of the second vibrating screen (3a), the fine material outlet of the second vibrating screen (3a) and the The charging end of three conveyers (8) communicates, and the coarse fodder outlet of the second vibrating screen (3a) is communicated with first material output system;
Third, which is sieved, is equipped with third vibrating screen (4a) and second material output system, the discharging of the third conveyer (8) in building End is communicated with the feed inlet of third vibrating screen (4a), fine material outlet and the second material output system phase of third vibrating screen (4a) Logical, the coarse fodder outlet of third vibrating screen (4a) is communicated with the charging end of the 4th conveyer (9), the delivery end of the 4th conveyer (9) It is communicated with the feed inlet of second crusher (3b), the charging of the discharge port and third conveyer (8) of the second crusher (3b) End communicates.
2. ground according to claim 1 slag machining production line, it is characterised in that:Second screening is additionally provided with conveying in building Formula magnetic separator (3d), tailings hopper (3e) and magnetic separation hopper (3f), the first material output system include coarse fodder conveyer The charging end of (3c), coarse fodder conveyer (3c) are communicated with the outlet of the coarse fodder of the second vibrating screen (3a), and coarse fodder conveyer (3c's) unloads Material end extends at tailings hopper, and the suction end of conveying-type magnetic separator (3d) is located at the upper of the delivery end of coarse fodder conveyer (3c) Side, and the blowing end of conveying-type magnetic separator (3d) extends at magnetic separation hopper.
3. ground according to claim 1 slag machining production line, it is characterised in that:It is additionally provided with and is used in third screening building Urgent discharging and can positive and negative rotation operation emergent conveyer (4c), the coarse fodder outlet and the 4th conveying of the third vibrating screen (4a) The charging end of machine (9) is connected to by a delivery pipe, and one end of emergent conveyer (4c) extends in the delivery pipe, conveying of meeting an urgent need The other end of machine (4c) extends at an emergent stock chest.
4. ground according to claim 1 slag machining production line, it is characterised in that:The side of third screening building (4) is set Have a transfer station (10), the second material output system includes fines conveyer (4b), the charging end of fines conveyer (4b) with The fine material outlet of third vibrating screen (4a) communicates, and the delivery end of fines conveyer (4b) extends in transfer station.
5. ground according to claim 1 slag machining production line, it is characterised in that:The third screening is additionally provided with magnetic separation in building Material conveyer (4d) and bifurcated elephant trunk (4e), and magnetic separation roller (8a) is set in the delivery end of third conveyer (8), the third conveying The delivery end of machine (8) is communicated with the main elephant trunk of bifurcated elephant trunk (4e), branch's elephant trunk and the third vibrating screen of bifurcated elephant trunk (4e) The feed inlet of (4a) communicates, and another branch's elephant trunk of bifurcated elephant trunk (4e) is located at the underface of magnetic separation roller (8a) and defeated with magnetic separation material The charging end of machine (4d) is sent to communicate.
6. ground according to claim 5 slag machining production line, it is characterised in that:The discharge end of another branch's elephant trunk is set There are style three-way distributor (4f), the feed pipe of style three-way distributor (4f) to be communicated with another branch's elephant trunk, style three-way distributor (4f) A sub-feed tube communicated with the charging end of magnetic separation material conveyer (4d), another sub-feed tube of style three-way distributor (4f) is met an urgent need out with one Expects pipe (4g) communicates.
7. ground according to claim 1 slag machining production line, it is characterised in that:First vibrating screen (2a), second shake The coarse fodder outlet of dynamic sieve (3a), third vibrating screen (4a) is also communicated with a dedusting elephant trunk (12).
8. ground according to claim 1 slag machining production line, it is characterised in that:In first conveyer (5), second defeated It send and is equipped with dust-proof drop guide (13) at the charging end of machine (7), third conveyer (8) and the 4th conveyer (9), and One conveyer (5), second conveyor (7), third conveyer (8) and the 4th conveyer (9) delivery end at be equipped with dust suction Device (15).
9. ground according to claim 8 slag machining production line, it is characterised in that:The dust-proof drop guide (13) includes guide (13a) and supporting rack (13b) are managed, passage (13a) is connected by supporting rack (13b) and conveyer, the caliber of passage (13a) It is up big and down small, and the last week of passage (13a) along and the sealing of corresponding discharge port be connected, next week of passage (13a) along with it is defeated Send the conveyer belt clearance fit of machine.
10. ground according to claim 1 slag machining production line, it is characterised in that:It is first conveyer (5), second defeated It send machine (7), third conveyer (8) and the 4th conveyer (9) and includes carriage and extend along conveyer conveying direction anti- Shield (14), protective cover (14) are buckled in the top of carriage.
CN201810132815.3A 2018-02-09 2018-02-09 Ground sediment processing lines Active CN108393177B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810132815.3A CN108393177B (en) 2018-02-09 2018-02-09 Ground sediment processing lines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810132815.3A CN108393177B (en) 2018-02-09 2018-02-09 Ground sediment processing lines

Publications (2)

Publication Number Publication Date
CN108393177A true CN108393177A (en) 2018-08-14
CN108393177B CN108393177B (en) 2019-12-13

Family

ID=63095347

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810132815.3A Active CN108393177B (en) 2018-02-09 2018-02-09 Ground sediment processing lines

Country Status (1)

Country Link
CN (1) CN108393177B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020038306A1 (en) * 2018-08-19 2020-02-27 浙江晟达机械有限公司 Multi-tower vertical arrangement type integrated building-block turret crushing system and crushing process therefor

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111889362A (en) * 2020-08-14 2020-11-06 南京中材水泥备件有限公司 Three-dimensional modularization screening building device

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100372528B1 (en) * 2002-09-27 2003-02-20 Inkwang Environment Co Ltd Apparatus for cracking and recycling construction waste
KR20030067411A (en) * 2002-02-08 2003-08-14 인선이엔티 주식회사 Recycling and classifying and feeding construction waste articles
CN201848941U (en) * 2010-11-11 2011-06-01 广州市首誉橡胶加工专用设备有限公司 Large tire recovery production line
CN201912986U (en) * 2010-12-16 2011-08-03 上海建冶机器有限公司 Automatic control stone production line
CN102152398A (en) * 2011-01-27 2011-08-17 葛洲坝集团试验检测有限公司 Gravel doped grinding system for anti-leakage wall and preparation method thereof
CN202097009U (en) * 2010-12-30 2012-01-04 上海建冶机器有限公司 Sand-making production system for environment-friendly dry-method collector
CN202192080U (en) * 2011-08-11 2012-04-18 湖南万容科技有限公司 Integral-crushing and comprehensive-recovering disposal line of automobile bodies of scrapped automobiles
CN205851324U (en) * 2016-07-26 2017-01-04 新乡市长城机械有限公司 The online broken crushing system of steel slag rotary drum screening bypass
CN206778645U (en) * 2017-04-27 2017-12-22 酒泉钢铁(集团)有限责任公司 A kind of slag is secondary to select iron system
CN206810447U (en) * 2017-04-07 2017-12-29 北京东方燕京工程技术股份有限公司 Confined space crushing and screening layer stereo arrangement apparatus

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030067411A (en) * 2002-02-08 2003-08-14 인선이엔티 주식회사 Recycling and classifying and feeding construction waste articles
KR100372528B1 (en) * 2002-09-27 2003-02-20 Inkwang Environment Co Ltd Apparatus for cracking and recycling construction waste
CN201848941U (en) * 2010-11-11 2011-06-01 广州市首誉橡胶加工专用设备有限公司 Large tire recovery production line
CN201912986U (en) * 2010-12-16 2011-08-03 上海建冶机器有限公司 Automatic control stone production line
CN202097009U (en) * 2010-12-30 2012-01-04 上海建冶机器有限公司 Sand-making production system for environment-friendly dry-method collector
CN102152398A (en) * 2011-01-27 2011-08-17 葛洲坝集团试验检测有限公司 Gravel doped grinding system for anti-leakage wall and preparation method thereof
CN202192080U (en) * 2011-08-11 2012-04-18 湖南万容科技有限公司 Integral-crushing and comprehensive-recovering disposal line of automobile bodies of scrapped automobiles
CN205851324U (en) * 2016-07-26 2017-01-04 新乡市长城机械有限公司 The online broken crushing system of steel slag rotary drum screening bypass
CN206810447U (en) * 2017-04-07 2017-12-29 北京东方燕京工程技术股份有限公司 Confined space crushing and screening layer stereo arrangement apparatus
CN206778645U (en) * 2017-04-27 2017-12-22 酒泉钢铁(集团)有限责任公司 A kind of slag is secondary to select iron system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020038306A1 (en) * 2018-08-19 2020-02-27 浙江晟达机械有限公司 Multi-tower vertical arrangement type integrated building-block turret crushing system and crushing process therefor

Also Published As

Publication number Publication date
CN108393177B (en) 2019-12-13

Similar Documents

Publication Publication Date Title
CN108393177A (en) Ground slag machining production line
CN1924025A (en) Process for treating slag steel
CN106040574A (en) Online smashing system and method of steel slag roller screening bypass
CN106000636B (en) A kind of belt dry-type magnetic extractor
CN202683492U (en) Crushed crystalline material sorting equipment
CN101161349B (en) Ore-sorting system and technique for iron ore powder
CN103100546A (en) Stainless steel slag dry and wet combination treatment process
CN105217975A (en) The production method of a kind of vertical mill grinding ferronickel slag, slag composite powder
CN201603692U (en) On-line grading and separating device for rotary drum slag
CN207872347U (en) A kind of ore sizing removal of impurities quantitative conveyer
CN208661361U (en) A kind of SJCM apparatus for treating steel slags
CN207238208U (en) One kind steel-making tailings resource reclaiming system
CN110893369B (en) Screening and grinding production line system for copper slag materials
CN207463432U (en) Washing sieve blanking treatment device
US9322073B1 (en) Preparation of flux lime for a BOF converter including conversion of troublesome fines to high quality fluidized lime
CN207929383U (en) A kind of production line detaching aluminium from aluminium slag and aluminium ash
CN110643756A (en) Recovery device and recovery method for steel slag under steel making furnace
CN202683341U (en) Crushed crystal material separation equipment
CN206069968U (en) A kind of Simple treatment device of AOD furnace slag
CN206052062U (en) A kind of stainless steel slag wet processing process device
CN102120216B (en) Drum slag online separation and sorting method
AU744597B2 (en) Method for producing zinc using the is process in an is shaft furnace and corresponding is shaft furnace
CN207996730U (en) A kind of grinding system
CN202683342U (en) Crushed crystal material separation equipment
CN110355107A (en) Steel slag metal charge refines system and refining technique

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant