CN213763398U - Iron tailing crushing and screening system - Google Patents
Iron tailing crushing and screening system Download PDFInfo
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- CN213763398U CN213763398U CN202022132466.0U CN202022132466U CN213763398U CN 213763398 U CN213763398 U CN 213763398U CN 202022132466 U CN202022132466 U CN 202022132466U CN 213763398 U CN213763398 U CN 213763398U
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Abstract
The embodiment of the specification discloses an iron tailing crushing and screening system. The system comprises: the system comprises seven complete crushing and screening routes, and the seven crushing and screening routes are matched with each other, so that the flexible conversion of the crushing and screening routes can be realized, different technological processes can be implemented, the efficient production can be realized, and the energy consumption can be reduced.
Description
Technical Field
The specification relates to the field of tailing mechanical equipment, in particular to an iron tailing crushing and screening system.
Background
The mining industry is an economic basic industry, and the development of the economic society cannot leave the support of the mining industry. Statistically, 90% of the industrial products and 17% of the consumer products in the world are produced from mineral raw materials. In contemporary China, mining provides 95% of energy resources, 80% of raw materials and more than 70% of agricultural production data for national economic construction and social development. The mining industry provides material guarantee for economic development and industrial construction of China and brings great harm to the environment. Among them, the tailing problem is most remarkable. The number of the existing mine enterprises in China is more than 15.5 million, the accumulated stock of tailings exceeds 200 hundred million tons, about 16 million tons of tailings are newly added every year, and the comprehensive utilization rate is about 20 percent.
With the development of the technology, the iron ore in the iron tailings is possibly further recycled, and the remaining residual materials can also be used for building orthopedics and machine-made sand, so that the comprehensive utilization rate of the iron tailings is improved. The general recycling technology of the iron tailings is to crush the iron tailings by a crusher to screen out useful iron ores, and the remaining residual materials are used for building orthopaedics and machine-made sand. However, in the process of crushing and screening the iron tailings in the prior art, the recovery rate of the iron ore is low, the screening efficiency is low, the energy consumption is high, and the cost is high. Therefore, a high-efficiency iron tailing crushing and screening system is needed to improve the extraction rate of iron ores in iron tailings.
Disclosure of Invention
The embodiment of the specification provides an iron tailing crushing and screening system, which is used for overcoming at least one technical problem in the prior art.
According to a first aspect of embodiments herein, there is provided an iron tailings crushing and screening system comprising: the batcher, first breaker, first finished product storehouse, lump ore sorter, the second finished product storehouse, fine ore sorter, the second breaker, finished product screening storehouse, the third finished product storehouse, first transmission line, the second transmission line, the third transmission line, the fourth transmission line, the fifth transmission line, the sixth transmission line, the seventh transmission line, the eighth transmission line, the ninth transmission line, the tenth transmission line, the eleventh transmission line, the twelfth transmission line, the thirteenth transmission line, the fourteenth transmission line, the fifteenth transmission line, the sixteenth transmission line, wherein:
the lump ore separator comprises a first feeding hole, a first discharging hole, a second discharging hole and a third discharging hole; the fine ore separator comprises a second feeding hole, a fourth discharging hole and a fifth discharging hole; the lump ore separator is used for screening the iron tailings into blocky iron ores, blocky stones and powdery iron tailings; the fine ore separator is used for screening the iron tailings into powdery iron ores, powdery stones and massive iron tailings; the first discharge port outputs massive iron ore, the second discharge port outputs massive pebble, the third discharge port outputs powdery iron tailings, the fourth discharge port outputs powdery iron ore, and the fifth discharge port outputs powdery pebble and massive iron tailings;
the feeding machine is connected with the first crusher through the first transmission line; the first crusher is connected with the first feeding hole through the second transmission line and the third transmission line in sequence, the first crusher is connected with the second feeding hole through the second transmission line, the seventh transmission line, the eighth transmission line and the ninth transmission line in sequence, and the first crusher is connected with the second crusher through the second transmission line, the seventh transmission line, the eighth transmission line, the twelfth transmission line and the fourteenth transmission line in sequence; the first discharge port is connected with the first finished product warehouse through the fourth transmission line, the second discharge port is connected with the second crusher through the fifth transmission line, the thirteenth transmission line and the fourteenth transmission line in sequence, the third discharge port is connected with the second feed port through the sixth transmission line, the eighth transmission line and the ninth transmission line in sequence, and the third discharge port is connected with the second feed port through the sixth transmission line, the eighth transmission line, the twelfth transmission line and the fourteenth transmission line in sequence; the fourth discharge port is connected with the second finished product warehouse through the tenth transmission line, and the fifth discharge port is connected with the second crusher through the eleventh transmission line, the thirteenth transmission line and the fourteenth transmission line in sequence; the second crusher is connected with the finished product screening bin through the fifteenth transmission line; and the finished product screening bin is connected with the third finished product warehouse through the sixteenth transmission line.
Optionally, the first crusher is a cone crusher.
Optionally, the second crusher is a vertical shaft impact crusher.
Optionally, the system further comprises a first sand washer and a first dewatering screen, the first sand washer is connected with the feeding machine, and the first dewatering screen is connected with the first transmission line.
Optionally, the system further comprises a second sand washer and a second dewatering screen, the second sand washer is connected with the first crusher, and the second dewatering screen is connected with the second transmission line.
Optionally, the system further comprises a third sand washer and a third dewatering screen, the third sand washer is connected with the third discharge port, and the third dewatering screen is connected with the sixth transmission line.
Optionally, the system further comprises a fourth sand washer and a fourth dewatering screen, the fourth sand washer is connected with the fourth discharge port, and the fourth dewatering screen is connected with the tenth transmission line.
Optionally, the system further comprises a fifth sand washer and a fifth dewatering screen, the fifth sand washer is connected with the fifth discharge port, and the fifth dewatering screen is connected with the eleventh transmission line.
Optionally, the system further comprises a sixth sand washer and a sixth dewatering screen, the sixth sand washer is connected with the finished product screening bin, and the sixth dewatering screen is connected with the sixteenth transmission line.
Optionally, the first sand washer is a screw sand washer.
The beneficial effects of the embodiment of the specification are as follows:
the system comprises seven complete crushing and screening routes, covers the screening of the iron tailings with different particle sizes, and meets the requirements of different products on the particle sizes of different iron ores from lump ores to fine ores. According to the system, seven crushing and screening paths are matched with each other according to the logistics forms of the iron tailings, such as the particle size distribution, the sand content, the powder proportion and the like, so that the crushing and screening paths can be flexibly switched, different technological processes are implemented, the high-efficiency production is realized, and the energy consumption is reduced. The three screening mechanisms are mutually matched, so that the higher extraction rate of the iron ore is ensured. And two crushers are arranged, so that the iron tailings can be crushed into ideal powder, the subsequent finished product screening bin is more favorable for further screening, and the extraction rate of the iron ore of the system is further improved.
The innovation points of the embodiment of the specification comprise:
1. the system comprises six complete crushing and screening routes, covers the screening of the iron tailings with different particle sizes, and meets the requirements of different products on the particle sizes of different iron ores from lump ores to fine ores. According to the system, six crushing and screening paths are mutually matched according to the logistics forms of the iron tailings, such as the particle size distribution, the sand content, the powder proportion and the like, so that the crushing and screening paths can be flexibly converted, different technological processes are implemented, efficient production is realized, and the energy consumption is reduced, and the system is one of the innovation points of the embodiment of the specification.
2. The three screening mechanisms are mutually matched, so that the higher extraction rate of the iron ore is ensured. In addition, the two crushers are arranged, so that the iron tailings can be crushed into ideal powder, the subsequent finished product screening bin can be further screened, the extraction rate of the iron ore of the system is further improved, and the method is one of the innovation points of the embodiment of the specification.
Drawings
In order to more clearly illustrate the embodiments of the present specification or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present specification, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram illustrating an iron tailing crushing and screening system provided according to an embodiment of the specification;
in the drawing, 101 is a feeder, 102 is a first crusher, 103 is a first finished product warehouse, 104 is a lump ore sorter, 105 is a second finished product warehouse, 106 is a fine ore sorter, 107 is a second crusher, 108 is a finished product screening bin, 109 is a third finished product warehouse, 110 is a first transmission line, 111 is a second transmission line, 112 is a third transmission line, 113 is a fourth transmission line, 114 is a fifth transmission line, 115 is a sixth transmission line, 116 is a seventh transmission line, 117 is an eighth transmission line, 118 is a ninth transmission line, 119 is a tenth transmission line, 120 is an eleventh transmission line, 121 is a twelfth transmission line, 122 is a thirteenth transmission line, 123 is a fourteenth transmission line, 124 is a fifteenth transmission line, and 125 is a sixteenth transmission line.
Detailed Description
The technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the drawings in the embodiments of the present disclosure, and it is obvious that the described embodiments are only a part of the embodiments of the present disclosure, and not all of the embodiments. All other embodiments obtained by a person skilled in the art based on the embodiments in the present specification without any inventive step are within the scope of the present specification.
It should be noted that the terms "including" and "having" and any variations thereof in the embodiments of the present specification and the drawings are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.
The embodiment of the specification discloses an iron tailing crushing and screening system. The following are detailed below.
Fig. 1 is a schematic structural diagram illustrating an iron tailing crushing and screening system provided according to an embodiment of the specification. As shown in fig. 1, the system includes: a feeder 101, a first crusher 102, a first finished product warehouse 103, a lump ore sorter 104, a second finished product warehouse 105, a fine ore sorter 106, a second crusher 107, a finished product screening bin 108, a third finished product warehouse 109, a first transmission line 110, a second transmission line 111, a third transmission line 112, a fourth transmission line 113, a fifth transmission line 114, a sixth transmission line 115, a seventh transmission line 116, an eighth transmission line 117, a ninth transmission line 118, a tenth transmission line 119, an eleventh transmission line 120, a twelfth transmission line 121, a thirteenth transmission line 122, a fourteenth transmission line 123, a fifteenth transmission line 124, a sixteenth transmission line 125, wherein: the lump ore separator 104 comprises a first feeding hole, a first discharging hole, a second discharging hole and a third discharging hole; the fine ore separator 106 comprises a second feeding hole, a fourth discharging hole and a fifth discharging hole; wherein, the lump ore separator 104 sieves the iron tailings into blocky iron ores, blocky stones and powdery iron tailings; the fine ore separator 106 sieves the iron tailings into powdery iron ores, powdery stones and massive iron tailings; the first discharge port outputs massive iron ore, the second discharge port outputs massive pebble, the third discharge port outputs powdery iron tailings, the fourth discharge port outputs powdery iron ore, and the fifth discharge port outputs powdery pebble and massive iron tailings; the feeding machine 101 is connected with the first crusher 102 through the first transmission line 110; the first crusher 102 is connected to the first feeding port sequentially through the second transmission line 111 and the third transmission line 112, the first crusher 102 is connected to the second feeding port sequentially through the second transmission line 111, the seventh transmission line 116, the eighth transmission line 117 and the ninth transmission line 118, and the first crusher 102 is connected to the second crusher 107 sequentially through the second transmission line 111, the seventh transmission line 116, the eighth transmission line 117, the twelfth transmission line 121 and the fourteenth transmission line 123; the first discharge port is connected with the first finished product warehouse 103 through the fourth transmission line 113, the second discharge port is connected with the second crusher 107 through the fifth transmission line 114, the thirteenth transmission line 122 and the fourteenth transmission line 123 in sequence, the third discharge port is connected with the second feed port through the sixth transmission line 115, the eighth transmission line 117 and the ninth transmission line 118 in sequence, and the third discharge port is connected with the second feed port through the sixth transmission line 115, the eighth transmission line 117, the twelfth transmission line 121 and the fourteenth transmission line 123 in sequence; the fourth discharge port is connected to the second finished product warehouse 105 through the tenth conveying line 119, and the fifth discharge port is connected to the second crusher 107 through the eleventh conveying line 120, the thirteenth conveying line 122 and the fourteenth conveying line 123 in sequence; the second crusher 107 is connected with the finished product screening bin 108 through the fifteenth transmission line 124; the finished product screening bin 108 is connected to the third finished product warehouse 109 through the sixteenth transmission line 125.
The feeding machine 101 conveys the iron tailing raw material to the first conveying line 110, the first conveying line 110 conveys the iron tailing raw material to the first crusher 102, and the first crusher 102 crushes the iron tailing raw material to obtain the lump and powder mixed iron tailings. The mixed iron tailings of the lump powder are respectively transmitted to the lump ore separator 104, the fine ore separator 106 and the second crusher 107 through different transmission lines, because the three machines generally run at full load, in order to improve the working efficiency, the mixed iron tailings of the lump powder can be transmitted to the lump ore separator 104, the fine ore separator 106 and the second crusher 107 together, screening or further crushing is carried out at different degrees, finally, the qualified iron ore is screened out through a finished product screening bin, through mutual cooperation among a plurality of transmission lines, the crushing and screening paths can be flexibly switched, different technological processes are implemented, and therefore high-efficiency production is achieved, and the energy consumption is reduced.
The lump ore separator 104 sieves the lump and powder mixed iron tailings into lump iron ores, lump stones and powdery iron tailings, and the lump iron ores are transmitted to the first finished product warehouse 103 for storage through the fourth transmission line 113.
The lump stones are transferred to the second crusher 107 by the fifth transfer line 114, the thirteenth transfer line 122 and the fourteenth transfer line 123 to be further crushed, so as to obtain powdery stones or powdery iron tailings, and the finished product screening bin 108 screens out iron ore from the powdery iron tailings and transfers the iron ore to the third finished product warehouse 109 by the sixteenth transfer line 125. The two crushers and the two sorting mechanisms are mutually matched, and the two crushings and the two screenings ensure the higher extraction rate of the useful component iron ore in the iron tailings.
The powdered iron tailings separated by the lump ore separator 104 are transferred to the powder ore separator by the sixth transfer line 115, the eighth transfer line 117, and the ninth transfer line 118, and the powder ore separator 106 separates the powdered iron tailings into powdered iron ore and powdered pebbles, and the powdered iron ore is transferred to the second finished product warehouse 105 for storage by the tenth transfer line 119. The lump ore separator and the powder separator continuously and successively perform screening work, so that the higher extraction rate of the useful component iron ore in the iron tailings is ensured.
The powder stones screened by the powder ore sorting machine 106 are transferred to the second crusher 107 for further crushing by the eleventh transfer line 120, the thirteenth transfer line 122 and the fourteenth transfer line 123, and then the iron ores are screened by the finished product screening bin 108, and the screened iron ores are transferred to the third finished product warehouse 109 for storage by the sixteenth transfer line 125. The two crushers and the three sorting mechanisms are mutually matched, and multiple crushing and screening are carried out, so that the higher extraction rate of the useful component iron ore in the iron tailings is ensured.
In addition, the fine ore separator 106 may sieve the lump-powder mixed iron tailings directly transferred from the first crusher 102 into powdered iron ore, powdered pebbles, and lump-powder iron tailings, and the powdered iron ore is transferred to the second finished product storage 105 by the tenth transfer line 119 to be stored.
The rest of the powdered stones and the lump iron tailings are transmitted to the second crusher 107 through the eleventh transmission line 120, the thirteenth transmission line 122 and the fourteenth transmission line 123 for further crushing, the crushed iron tailings are screened through the finished product screening bin 108, and the screened iron ores are transmitted to the third finished product warehouse 109 for storage through the sixteenth transmission line 125. And the two crushers and the two sorting mechanisms are matched with each other, and the two crushings and the two screenings ensure the higher extraction rate of the useful component iron ore in the iron tailings.
The second crusher 107 receives the lump-powder mixed iron tailings directly transmitted from the first crusher 102, and further crushes the lump-powder mixed iron tailings to obtain powdered iron tailings, the finished product screening bin 108 screens the powdered iron tailings, and the screened iron ore is transmitted to the third finished product bin 109 through the sixteenth transmission line 125 to be stored.
According to the above contents, the complete iron tailing crushing and screening route is from the feeding machine to the finished product warehouse, the system comprises seven complete crushing and screening routes, the screening of the iron tailings with different particle sizes is covered, and the requirements of different products on the particle sizes of different iron ores are met from lump ores to fine ores. According to the system, seven crushing and screening paths are matched with each other according to the logistics forms of the iron tailings, such as the particle size distribution, the sand content, the powder proportion and the like, so that the crushing and screening paths can be flexibly switched, different technological processes are implemented, the high-efficiency production is realized, and the energy consumption is reduced. The three screening mechanisms are mutually matched, so that the higher extraction rate of the iron ore is ensured. And two crushers are arranged, so that the iron tailings can be crushed into ideal powder, the subsequent finished product screening bin is more favorable for further screening, and the extraction rate of the iron ore of the system is further improved.
Those of ordinary skill in the art will understand that: the figures are merely schematic representations of one embodiment, and the blocks or processes in the figures are not necessarily required to practice this description.
Those of ordinary skill in the art will understand that: modules in the devices in the embodiments may be distributed in the devices in the embodiments according to the description of the embodiments, or may be located in one or more devices different from the embodiments with corresponding changes. The modules of the above embodiments may be combined into one module, or further split into multiple sub-modules.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solutions of the present specification, and not to limit them; although the present description has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the spirit and scope of the technical solutions of the embodiments of the present specification.
Claims (10)
1. An iron tailing crushing and screening system, which is characterized by comprising: the batcher, first breaker, first finished product storehouse, lump ore sorter, the second finished product storehouse, fine ore sorter, the second breaker, finished product screening storehouse, the third finished product storehouse, first transmission line, the second transmission line, the third transmission line, the fourth transmission line, the fifth transmission line, the sixth transmission line, the seventh transmission line, the eighth transmission line, the ninth transmission line, the tenth transmission line, the eleventh transmission line, the twelfth transmission line, the thirteenth transmission line, the fourteenth transmission line, the fifteenth transmission line, the sixteenth transmission line, wherein:
the lump ore separator comprises a first feeding hole, a first discharging hole, a second discharging hole and a third discharging hole; the fine ore separator comprises a second feeding hole, a fourth discharging hole and a fifth discharging hole; the lump ore separator is used for screening the iron tailings into blocky iron ores, blocky stones and powdery iron tailings; the fine ore separator is used for screening the iron tailings into powdery iron ores, powdery stones and massive iron tailings; the first discharge port outputs massive iron ore, the second discharge port outputs massive pebble, the third discharge port outputs powdery iron tailings, the fourth discharge port outputs powdery iron ore, and the fifth discharge port outputs powdery pebble and massive iron tailings;
the feeding machine is connected with the first crusher through the first transmission line; the first crusher is connected with the first feeding hole through the second transmission line and the third transmission line in sequence, the first crusher is connected with the second feeding hole through the second transmission line, the seventh transmission line, the eighth transmission line and the ninth transmission line in sequence, and the first crusher is connected with the second crusher through the second transmission line, the seventh transmission line, the eighth transmission line, the twelfth transmission line and the fourteenth transmission line in sequence; the first discharge port is connected with the first finished product warehouse through the fourth transmission line, the second discharge port is connected with the second crusher through the fifth transmission line, the thirteenth transmission line and the fourteenth transmission line in sequence, the third discharge port is connected with the second feed port through the sixth transmission line, the eighth transmission line and the ninth transmission line in sequence, and the third discharge port is connected with the second feed port through the sixth transmission line, the eighth transmission line, the twelfth transmission line and the fourteenth transmission line in sequence; the fourth discharge port is connected with the second finished product warehouse through the tenth transmission line, and the fifth discharge port is connected with the second crusher through the eleventh transmission line, the thirteenth transmission line and the fourteenth transmission line in sequence; the second crusher is connected with the finished product screening bin through the fifteenth transmission line; and the finished product screening bin is connected with the third finished product warehouse through the sixteenth transmission line.
2. The system of claim 1, wherein the first crusher is a cone crusher.
3. The system of claim 1, wherein the second crusher is a vertical shaft impact crusher.
4. The system of claim 1, further comprising a first sand washer and a first dewatering screen, the first sand washer connected with the feeder, the first dewatering screen connected with the first transfer line.
5. The system of claim 1, further comprising a second sand washer and a second dewatering screen, the second sand washer coupled to the first crusher, the second dewatering screen coupled to the second transfer line.
6. The system of claim 1, further comprising a third sand washer and a third dewatering screen, the third sand washer and the third dewatering screen being connected, the third sand washer being connected to the third discharge port, the third dewatering screen being connected to the sixth transfer line.
7. The system of claim 1, further comprising a fourth sand washer and a fourth dewatering screen, the fourth sand washer and the fourth dewatering screen being connected, the fourth sand washer being connected to the fourth spout, the fourth dewatering screen being connected to the tenth transport line.
8. The system of claim 1, further comprising a fifth sand washer and a fifth dewatering screen, the fifth sand washer and the fifth dewatering screen being connected, the fifth sand washer being connected to the fifth discharge outlet, the fifth dewatering screen being connected to the eleventh transport line.
9. The system of claim 1, further comprising a sixth sand washer and a sixth dewatering screen, the sixth sand washer and the sixth dewatering screen connected, the sixth sand washer connected to the finished screening bin, the sixth dewatering screen connected to the sixteenth transfer line.
10. The system of claim 4, wherein the first sand washer is a screw sand washer.
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| CN202022132466.0U CN213763398U (en) | 2020-09-25 | 2020-09-25 | Iron tailing crushing and screening system |
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| CN202022132466.0U CN213763398U (en) | 2020-09-25 | 2020-09-25 | Iron tailing crushing and screening system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113617495A (en) * | 2021-08-06 | 2021-11-09 | 山西路桥建设集团有限公司 | Crushing, sorting and gradient utilization method of tailing slag |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113617495A (en) * | 2021-08-06 | 2021-11-09 | 山西路桥建设集团有限公司 | Crushing, sorting and gradient utilization method of tailing slag |
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