CN108393177A - Ground slag machining production line - Google Patents
Ground slag machining production line Download PDFInfo
- 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
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- China
- Prior art keywords
- conveyer
- building
- vibrating screen
- screening
- slag
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
- B02C23/12—Separating 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/14—Separating or sorting of material, associated with crushing or disintegrating with more than one separator
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION 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
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/30—Combinations with other devices, not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING 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
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating 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
- B02C2023/165—Screen denying egress of oversize material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2201/00—Codes relating to disintegrating devices adapted for specific materials
- B02C2201/06—Codes relating to disintegrating devices adapted for specific materials for garbage, waste or sewage
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Processing Of Solid Wastes (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
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
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.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810132815.3A CN108393177B (en) | 2018-02-09 | 2018-02-09 | Ground sediment processing lines |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810132815.3A CN108393177B (en) | 2018-02-09 | 2018-02-09 | Ground sediment processing lines |
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| CN108393177B CN108393177B (en) | 2019-12-13 |
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Cited By (2)
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| CN109201275A (en) * | 2018-09-03 | 2019-01-15 | 华电重工股份有限公司 | Broken building structure for conveying and broken building transportation system |
| 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)
| 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 |
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| CN108393177B (en) | 2019-12-13 |
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