CN213000481U - Steel slag crushing processing line - Google Patents
Steel slag crushing processing line Download PDFInfo
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- CN213000481U CN213000481U CN202021486301.7U CN202021486301U CN213000481U CN 213000481 U CN213000481 U CN 213000481U CN 202021486301 U CN202021486301 U CN 202021486301U CN 213000481 U CN213000481 U CN 213000481U
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Abstract
The utility model provides a steel slag crushing processing line, which comprises a chain plate conveyor for steel slag processing and feeding, wherein the tail end of the chain plate conveyor is provided with a first double-layer vibrating screen, the outlet end of the first double-layer vibrating screen is provided with a first multiple chute, and three outlet ends of the first multiple chute are provided with a large-particle-size belt conveyor, a medium-particle-size belt conveyor and a small-particle-size belt conveyor; the large-particle-size belt conveyor is connected with the medium-particle-size belt conveyor through a primary crushing line; the medium-particle-size belt conveyor is connected with the small-particle-size belt conveyor through a secondary crushing line; the tail end of the small-particle-size belt conveyor is in butt joint with a post-processing line. The steel slag after primary crushing can be crushed, processed and sorted, closed cycle of the steel slag treatment process flow is reduced, energy consumption is reduced, efficient dissociation of the iron slag is realized, and the recovery rate of the metal iron is improved.
Description
Technical Field
The utility model relates to a slag is handled, steel scrap and tailings comprehensive utilization resource regeneration field, concretely relates to slag crushing processing line.
Background
The steel slag is a main solid byproduct generated in the steel-making production process, the steel yield is continuously increased along with the continuous improvement of the steel yield in China, if the steel slag is not treated, a large amount of land is occupied, the environment is polluted, meanwhile, the waste of resources such as waste steel, tailings and the like in the steel slag is caused, and the sustainable development of the steel-making industry is not facilitated. At present, the effective utilization rate of steel slag in China is only about 10%, which is greatly different from the international utilization level of steel slag. The reason is that the steel slag treatment equipment in China is not perfect enough, the traditional steel slag treatment equipment process is not suitable for the steel slag treatment characteristic, the problems of complex flow, multiple cycle times, high energy consumption and low slag steel selection yield exist, and the requirements of carrying out deep processing on the steel slag with high efficiency and realizing effective comprehensive utilization of the steel slag cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a slag crushing processing line, this crushing processing line can carry out crushing processing to just broken later slag and select separately, reduces the closed cycle of slag processing technology flow, when reducing the energy consumption, realizes the high-efficient dissociation of sediment iron, improves the rate of recovery of metallic iron, makes the content of metallic iron in the tailings be less than 1%, and then improves the efficiency to slag comprehensive utilization greatly.
In order to realize the technical characteristics, the purpose of the utility model is realized as follows: the steel slag crushing processing line comprises a chain plate conveyor for steel slag processing and feeding, wherein a first double-layer vibrating screen is arranged at the tail end of the chain plate conveyor, a first multiple chute is arranged at the outlet end of the first double-layer vibrating screen, and a large-particle-size belt conveyor, a medium-particle-size belt conveyor and a small-particle-size belt conveyor are arranged at three outlet ends of the first multiple chute; the large-particle-size belt conveyor is connected with the medium-particle-size belt conveyor through a primary crushing line; the medium-particle-size belt conveyor is connected with the small-particle-size belt conveyor through a secondary crushing line; the tail end of the small-particle-size belt conveyor is in butt joint with a post-processing line.
The one-level crushing line comprises a first vibrating conveyor connected to the tail end of a large-particle-diameter belt conveyor, a first upper-suction magnetic separator is arranged at the tail end of the first vibrating conveyor, a first belt conveyor is arranged below the first upper-suction magnetic separator, a jaw crusher is arranged at the tail end of the first belt conveyor, a second belt conveyor is configured at a discharge port of the jaw crusher, and the tail end of the second belt conveyor is converged and connected with a medium-particle-diameter belt conveyor.
The broken line of second grade is including connecting at the terminal second jigging conveyer of medium-particle-size belt conveyor, second jigging conveyer has arranged the second updraft type magnet separator in the end, third band conveyer is arranged to second updraft type magnet separator below, inertia cone crusher is arranged to third band conveyer end, inertia cone crusher discharge gate configuration fourth band conveyer, and small-particle-size belt conveyor collects with fourth band conveyer and links to each other.
The post-processing line comprises a third vibrating conveyor, the third vibrating conveyor is connected with a fourth belt conveyor of the second-stage crushing line, a third upper-suction magnetic separator is arranged at the tail end of the third vibrating conveyor, a fifth belt conveyor is arranged below the third upper-suction magnetic separator, a suspended magnetic separator is arranged above the fifth belt conveyor, a second double-layer vibrating screen is arranged at the tail end of the fifth belt conveyor, and a second multiple chute is arranged at the outlet end of the second double-layer vibrating screen.
The utility model discloses there is following beneficial effect:
1. the steel slag crushing processing line adopting the process flow and the structure can be used for sorting and crushing processing of the steel slag after rough crushing, can efficiently sort the iron slag and the slag in the steel slag, and realizes effective comprehensive utilization of the steel slag.
2. By adopting the steel slag crushing processing line with the process flow and the structure, the closed cycle of the process flow is reduced, the energy consumption is reduced, meanwhile, the high-efficiency dissociation of the iron slag can be realized, the recovery rate of the metal iron is improved, the content of the metal iron in the tailings is less than 1%, the tailings with fine granularity can be obtained, and the requirements of production and application of cement, steel smelting and the like can be met.
3. Through the steel slag crushing processing line adopting the process flow and the structure, the inertia cone crusher is used as main equipment for crushing the steel slag, the difficult problem that the steel slag is difficult to crush and frequent iron passing is caused in the crushing process can be solved, the steel slag can be crushed to be less than 10mm without circular crushing, the recovery rate of metal iron is improved, and the deep processing economy such as tailing grinding is improved.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a plan view of the present invention.
Fig. 2 is a flow chart of the present invention.
In the figure: the device comprises a chain plate conveyor 1, a first double-layer vibrating screen 2, a first multiple chute 3, a large-particle-size belt conveyor 4, a medium-particle-size belt conveyor 5, a small-particle-size belt conveyor 6, a first vibrating conveyor 7, a first up-suction magnetic separator 8, a first belt conveyor 9, a jaw crusher 10, a second belt conveyor 11, a second vibrating conveyor 12, a second up-suction magnetic separator 13, a third belt conveyor 14, an inertia cone crusher 15, a fourth belt conveyor 16, a third vibrating conveyor 17, a third up-suction magnetic separator 18, a fifth belt conveyor 19, a suspended magnetic separator 20, a second double-layer vibrating screen 21 and a second multiple chute 22.
Detailed Description
The following describes embodiments of the present invention with reference to the accompanying drawings.
As shown in fig. 1 and 2, the steel slag crushing processing line comprises a chain conveyor 1 for feeding steel slag, wherein a first double-layer vibrating screen 2 is arranged at the tail end of the chain conveyor and is used for screening the steel slag into three particle sizes, the steel slag with the three particle sizes is respectively conveyed to three belt conveyors through a first multiple chute 3, the steel slag with a large particle size is conveyed backwards through a large particle size belt conveyor 4, a first vibrating conveyor 7 is arranged at the tail end of the large particle size belt conveyor 4, and a first up-suction magnetic separator 8 is arranged at the tail end of the first vibrating conveyor and is used for separating out iron slag once; a first belt conveyor 9 is arranged below the first upper-suction magnetic separator 8, the first belt conveyor 9 conveys the magnetically separated steel slag to a jaw crusher 10, a discharge hole of the jaw crusher 10 is provided with a second belt conveyor 11, and the tail end of the second belt conveyor 11 is converged with the medium-particle-size belt conveyor 5; the tail end of the medium-particle-size belt conveyor 5 is provided with a second vibrating conveyor 12, the tail end of the second vibrating conveyor 12 is provided with a second upper-suction magnetic separator 13 for separating out iron slag once, a third belt conveyor 14 is arranged below the second upper-suction magnetic separator 13, the third belt conveyor 14 conveys the steel slag subjected to magnetic separation to an inertia cone crusher 15, a discharge hole of the inertia cone crusher 15 is provided with a fourth belt conveyor 16, the small-particle-size belt conveyor 6 is converged with the fourth belt conveyor 16, the tail end of the fourth belt conveyor 16 is provided with a third vibrating conveyor 17, the tail end of the third vibrating conveyor 17 is provided with a third upper-suction magnetic separator 18 for separating out iron slag once, a fifth belt conveyor 19 is arranged below the third upper-suction magnetic separator 18, and a hanging magnetic separator 20 is arranged above the fifth belt conveyor 19, and (3) carrying out primary slag iron separation, wherein a second double-layer vibrating screen 21 is arranged at the tail end of the fifth belt conveyor 19, and the tailings are screened by the second double-layer vibrating screen 21 and are conveyed to tailing collecting areas with different particle sizes through a second multiple chute 22.
Further, a first double-layer vibrating screen is arranged at the tail end of the chain scraper conveyor. Screening the steel slag to be processed into three types of particle sizes according to the required particle size: small particle size, medium particle size, large particle size.
Further, a first vibrating conveyor 7 is arranged at the tail end of the large-particle-size belt conveyor 4, a first up-draft magnetic separator 8 is arranged at the tail end of the first vibrating conveyor, and the large-particle-size steel slag is magnetically separated to separate out iron slag. A first belt conveyor 9 is arranged below the first upper-suction magnetic separator 8. The steel slag after magnetic separation is conveyed to a jaw crusher 10 through a first belt conveyor 9, the jaw crusher 10 performs medium crushing on the steel slag with large particle size after magnetic separation, a discharge hole of the jaw crusher 10 is provided with a second belt conveyor 11, and the tail end of the second belt conveyor 11 is converged with a medium particle size belt conveyor 5 for conveying the steel slag with medium particle size.
Further, a second vibrating conveyor 12 is arranged at the tail end of the medium-particle-size belt conveyor 5, a second up-draft magnetic separator 13 is arranged at the tail end of the second vibrating conveyor 12, the collected steel slag is subjected to magnetic separation, and iron slag is separated. And a third belt conveyor 14 is arranged below the second upper-suction magnetic separator 13, the third belt conveyor 14 conveys the steel slag subjected to magnetic separation to an inertia cone crusher 15, and the inertia cone crusher 15 finely crushes the steel slag.
Further, the discharge hole of the inertia cone crusher 15 is provided with a fourth belt conveyor 16, a small-particle-size belt conveyor 6 for conveying small-particle-size steel slag is collected with the fourth belt conveyor 16, a third vibrating conveyor 17 is arranged at the tail end of the fourth belt conveyor 16, a third up-draft magnetic separator 18 is arranged at the tail end of the third vibrating conveyor 17, the steel slag is magnetically separated, and iron slag is selected. And a fifth belt conveyor 19 is arranged below the third upper-suction magnetic separator 18, and a suspended magnetic separator 20 is arranged above the fifth belt conveyor 19, so that the steel slag is magnetically separated, and iron slag is separated. And a second double-layer vibrating screen 21 is arranged at the tail end of the fifth belt conveyor 19, and the tailings are screened by the second double-layer vibrating screen 21 and are conveyed to a tailings collecting area with different particle sizes through a second multiple chute 22.
Claims (4)
1. The steel slag crushing processing line is characterized in that: the steel slag processing and feeding device comprises a chain plate conveyor (1) for steel slag processing and feeding, wherein a first double-layer vibrating screen (2) is arranged at the tail end of the chain plate conveyor (1), a first multiple chute (3) is arranged at the outlet end of the first double-layer vibrating screen (2), and a large-particle-size belt conveyor (4), a medium-particle-size belt conveyor (5) and a small-particle-size belt conveyor (6) are arranged at the three outlet ends of the first multiple chute (3); the large-particle-size belt conveyor (4) is connected with the medium-particle-size belt conveyor (5) through a primary crushing line; the medium-particle-size belt conveyor (5) is connected with the small-particle-size belt conveyor (6) through a secondary crushing line; the tail end of the small-particle-size belt conveyor (6) is butted with a post-processing line.
2. The steel slag crushing processing line according to claim 1, characterized in that: one-level broken line is including connecting at the terminal first vibratory conveyor (7) of big particle diameter band conveyer (4), first vibratory conveyor (7) end is arranged first updraft type magnet separator (8), first band conveyer (9) is arranged to first updraft type magnet separator (8) below, jaw breaker (10) have been arranged to first band conveyer (9) end, jaw breaker (10) discharge gate configuration has second band conveyer (11), second band conveyer (11) end and medium particle diameter band conveyer (5) are collected and are linked to each other.
3. The steel slag crushing processing line according to claim 1, characterized in that: the broken line of second grade is including connecting at middle grain diameter band conveyer (5) terminal second jigging conveyer (12), second jigging conveyer (12) end arrangement has second updraft type magnet separator (13), third band conveyer (14) are arranged to second updraft type magnet separator (13) below, inertia cone crusher (15) are arranged to third band conveyer (14) end, inertia cone crusher (15) discharge gate configuration fourth band conveyer (16), and small grain diameter band conveyer (6) link to each other with fourth band conveyer (16) collection.
4. The steel slag crushing processing line according to claim 1, characterized in that: the aftertreatment line includes third jigging conveyer (17), third jigging conveyer (17) link to each other with fourth band conveyer (16) of second grade broken line, third jigging conveyer (17) end arrangement has third updraft type magnet separator (18), fifth band conveyer (19) is arranged to third updraft type magnet separator (18) below, fifth band conveyer (19) top is arranged and is hung magnet separator (20), second double-deck shale shaker (21) have been arranged to fifth band conveyer (19) end, second double-deck shale shaker (21) exit end has the multiple chute of second (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021486301.7U CN213000481U (en) | 2020-07-24 | 2020-07-24 | Steel slag crushing processing line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021486301.7U CN213000481U (en) | 2020-07-24 | 2020-07-24 | Steel slag crushing processing line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213000481U true CN213000481U (en) | 2021-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021486301.7U Active CN213000481U (en) | 2020-07-24 | 2020-07-24 | Steel slag crushing processing line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213000481U (en) |
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2020
- 2020-07-24 CN CN202021486301.7U patent/CN213000481U/en active Active
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