CN213357704U - Comprehensive recovery system of molybdenum tailings - Google Patents
Comprehensive recovery system of molybdenum tailings Download PDFInfo
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- CN213357704U CN213357704U CN202022302125.3U CN202022302125U CN213357704U CN 213357704 U CN213357704 U CN 213357704U CN 202022302125 U CN202022302125 U CN 202022302125U CN 213357704 U CN213357704 U CN 213357704U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Abstract
The utility model discloses a comprehensive recovery system of molybdenum tailings, it includes rougher flotation machine, kerosene storage tank, pine mellow oil storage tank, plumbous molybdenum separation system, scavenging sorter, sulphur recovery system, iron recovery system and fine sand recovery system. The advantages are that: the utility model has simple connection structure and easy realization, realizes the recycling of effective components in the molybdenum tailings, avoids the waste of resources and effectively improves the economic benefit of enterprises; and a large amount of land resources are not required to be occupied, the cost for maintaining and constructing the tailing pond is saved, the pollution to the surrounding environment is avoided, and the environment is protected.
Description
The technical field is as follows:
the utility model relates to a recovery system, in particular to comprehensive recovery system of molybdenum tailings.
Background art:
molybdenum is an important strategic resource and plays a special role in rare metals. Molybdenum metal has the characteristics of high conductivity, high melting point, corrosion resistance, wear resistance, and the like, so that the molybdenum metal is widely used in the fields of alloy, chemical engineering, electronics, and the like; wherein the molybdenum ore resource reserves are the first place in the world in China. In recent years, with the rapid development of national economy, the demand of molybdenum metal is gradually increased, so that the molybdenum metal has higher and higher status in the national economy, and the mining amount and the treatment amount of molybdenum ore in China are also rapidly increased. Due to the low molybdenum grade of the ore, a large amount of flotation tailings can be generated in the process of extracting molybdenum resources by adopting a flotation technology, and account for more than 95% of the mining amount of the ore. With the increasing treatment capacity, the discharge of the molybdenum tailings is also rapidly increased.
The existing treatment technology of molybdenum tailings is mainly to pile tailings in a tailing pond; the accumulation of the tailings not only occupies a large amount of land resources, but also requires more capital investment for building and maintaining a tailing pond; meanwhile, the molybdenum tailings are accumulated in a large amount, so that a large amount of valuable metals are not fully recovered to cause resource waste, and the surrounding environment is polluted.
The utility model has the following contents:
an object of the utility model is to provide a connection structure is simple, and has realized the comprehensive recovery system of resource recovery's molybdenum tailings.
The utility model discloses by following technical scheme implement: a comprehensive recovery system for molybdenum tailings comprises a roughing flotation machine, a kerosene storage tank, a pine oil storage tank, a lead-molybdenum separation system, a scavenging separator, a sulfur recovery system, an iron recovery system and a fine sand recovery system; the discharge hole of the molybdenum tailing conveying device is connected with the feed hole of the roughing flotation machine; liquid outlets of the kerosene storage tank and the pine oil storage tank are both communicated with a liquid inlet of the roughing flotation machine; the lead-molybdenum ore slurry outlet of the roughing flotation machine is communicated with the liquid inlet of a fine flotation column of the lead-molybdenum separation system; a tailing slurry outlet of the roughing flotation machine, a liquid outlet of the kerosene storage tank and a liquid outlet of the pine oil storage tank are communicated with a liquid inlet of the scavenging sorting machine; the lead-molybdenum ore slurry outlet of the scavenging separator is communicated with the liquid inlet of the roughing flotation machine; a tailing slurry outlet of the scavenging separator is communicated with a liquid inlet of a sulfur roughing flotation device of the sulfur recovery system; a sulfur tailing slurry outlet of a sulfur scavenging flotation device of the sulfur recovery system is communicated with a liquid inlet of a strong magnetic separator of the iron recovery system; and a mortar outlet of the strong magnetic separator is communicated with a liquid inlet of a cyclone separator of the fine sand recovery system.
Further, the lead-molybdenum sorting system comprises the concentration flotation column, a lead inhibitor storage tank, a foaming agent storage tank and a separation flotation machine; the discharge ports of the lead inhibitor storage tank and the foaming agent storage tank are communicated with the feeding port of the concentration flotation column; a concentrated tailing slurry outlet of the concentrated flotation column is communicated with a liquid inlet of the rough flotation machine; and the lead-molybdenum concentration ore pulp outlet of the concentration flotation column, the discharge hole of the lead inhibitor storage tank and the discharge hole of the foaming agent storage tank are communicated with the liquid inlet of the separation flotation machine.
Further, the sulfur recovery system comprises a sulfur collector storage tank, a foaming agent storage tank, a sodium sulfide storage tank, the sulfur roughing flotation device, a sulfur concentrating flotation machine and the sulfur scavenging flotation device; the discharge ports of the sulfur collecting agent storage tank, the foaming agent storage tank and the sodium sulfide storage tank are communicated with the feed port of the sulfur roughing flotation device; a sulfur slurry outlet of the sulfur roughing flotation device, a discharge port of the sulfur collecting agent storage tank and a discharge port of the foaming agent storage tank are communicated with a feed port of the sulfur roughing flotation machine; a sulfur tailing slurry outlet of the sulfur concentration flotation machine is communicated with a liquid inlet of the sulfur roughing flotation device; a sulfur tailing slurry outlet of the sulfur roughing flotation device, a discharge hole of the sulfur collecting agent storage tank and a discharge hole of the foaming agent storage tank are communicated with a feed hole of the sulfur scavenging flotation device; and a sulfur ore pulp outlet of the sulfur scavenging flotation device is communicated with a liquid inlet of the sulfur roughing flotation device.
Further, the iron recovery system comprises the strong magnetic separator and a magnetic concentrator; an iron ore outlet of the strong magnetic separator is communicated with a feed inlet of the magnetic separator; and an iron tailing outlet of the magnetic separator is communicated with a feeding hole of the strong magnetic separator.
Further, the fine sand recovery system comprises the cyclone separator and a vibrating screen; and a fine mortar outlet of the cyclone separator is communicated with a feed inlet of the vibrating screen.
The utility model has the advantages that: 1. the utility model discloses connection structure is simple, easily realizes, has realized the recycle of active ingredient in the molybdenum tailing through lead molybdenum sorting system, sulphur recovery system, indisputable recovery system and fine sand recovery system, has avoided the waste of resource, and the material of retrieving all can be sold, has effectively improved the economic benefits of enterprise; 2. the molybdenum tailings are treated by the system, so that the problem of accumulation is avoided, a large amount of land resources are not required to be occupied, the cost for maintaining and constructing the tailings pond is saved, the pollution to the surrounding environment is avoided, and the environment is protected.
Description of the drawings:
fig. 1 is a schematic structural diagram of the present invention.
The parts in the drawings are numbered as follows:
a molybdenum tailing conveying device 1, a roughing flotation machine 2, a kerosene storage tank 3, a pine oil storage tank 4,
the lead-molybdenum separation system comprises a lead-molybdenum separation system 5, a fine flotation column 5.1, a lead inhibitor storage tank 5.2, a separation flotation machine 5.3, a scavenging separator 6, a sulfur recovery system 7, a sulfur collector storage tank 7.1, a sodium sulfide storage tank 7.2, a sulfur roughing flotation device 7.3, a sulfur fine separation flotation machine 7.4, a sulfur scavenging flotation device 7.5, an iron recovery system 8, a strong magnetic separator 8.1, a magnetic separator 8.2, a fine sand recovery system 9, a cyclone separator 9.1, a vibrating screen 9.2 and a foaming agent storage tank 10.
The specific implementation mode is as follows:
as shown in fig. 1, a comprehensive recovery system for molybdenum tailings comprises a roughing flotation machine 2, a kerosene storage tank 3, a pine oil storage tank 4, a lead-molybdenum separation system 5, a scavenging separator 6, a sulfur recovery system 7, an iron recovery system 8 and a fine sand recovery system 9; the discharge hole of the molybdenum tailing conveying device 1 is connected with the feed inlet of the roughing flotation machine 2; liquid outlets of the kerosene storage tank 3 and the terpineol storage tank 4 are both communicated with a liquid inlet of the roughing flotation machine 2; the lead-molybdenum ore slurry outlet of the roughing flotation machine 2 is communicated with the liquid inlet of a fine flotation column 5.1 of a lead-molybdenum separation system 5; a tailing slurry outlet of the roughing flotation machine 2, a liquid outlet of the kerosene storage tank 3 and a liquid outlet of the pine oil storage tank 4 are all communicated with a liquid inlet of the scavenging sorting machine 6; the lead-molybdenum ore slurry outlet of the scavenging separator 6 is communicated with the liquid inlet of the roughing flotation machine 2; a tailing slurry outlet of the scavenging separator 6 is communicated with a liquid inlet of a sulfur roughing flotation device 7.3 of a sulfur recovery system 7; a sulfur tailing slurry outlet of a sulfur scavenging flotation device 7.5 of the sulfur recovery system 7 is communicated with a liquid inlet of a strong magnetic separator 8.1 of an iron recovery system 8; the mortar outlet of the strong magnetic separator 8.1 is communicated with the liquid inlet of the cyclone separator 9.1 of the fine sand recovery system 9.
The lead-molybdenum separation system 5 comprises a concentration flotation column 5.1, a lead inhibitor storage tank 5.2, a foaming agent storage tank 10 and a separation flotation machine 5.3; the discharge ports of the lead inhibitor storage tank 5.2 and the foaming agent storage tank 10 are communicated with the medicine inlet of the fine flotation column 5.1; a concentrated tailing slurry outlet of the concentrated flotation column 5.1 is communicated with a liquid inlet of the rough flotation machine 2; the outlet of the lead-molybdenum concentration ore pulp of the concentration flotation column 5.1, the outlet of the lead inhibitor storage tank 5.2 and the outlet of the foaming agent storage tank 10 are communicated with the liquid inlet of the separation flotation machine 5.3.
The sulfur recovery system 7 comprises a sulfur collector storage tank 7.1, a foaming agent storage tank 10, a sodium sulfide storage tank 7.2, a sulfur roughing flotation device 7.3, a sulfur concentration flotation machine 7.4 and a sulfur scavenging flotation device 7.5; the discharge ports of the sulfur collecting agent storage tank 7.1, the foaming agent storage tank 10 and the sodium sulfide storage tank 7.2 are communicated with the feed port of the sulfur roughing flotation device 7.3; a sulfur ore pulp outlet of the sulfur roughing flotation device 7.3, a discharge hole of the sulfur collecting agent storage tank 7.1 and a discharge hole of the foaming agent storage tank 10 are communicated with a feed hole of the sulfur roughing flotation machine 7.4; a sulfur tailing slurry outlet of the sulfur concentration flotation machine 7.4 is communicated with a liquid inlet of a sulfur roughing flotation device 7.3; a sulfur tailing slurry outlet of the sulfur roughing flotation device 7.3, a discharge hole of the sulfur collecting agent storage tank 7.1 and a discharge hole of the foaming agent storage tank 10 are communicated with a feed hole of the sulfur scavenging flotation device 7.5; the sulfur ore pulp outlet of the sulfur scavenging flotation device 7.5 is communicated with the liquid inlet of the sulfur roughing flotation device 7.3.
The iron recovery system 8 comprises a strong magnetic separator 8.1 and a magnetic separator 8.2; an iron ore material outlet of the strong magnetic separator 8.1 is communicated with a feeding hole of the magnetic separator 8.2; the iron tailing outlet of the magnetic separator 8.2 is communicated with the feed inlet of the strong magnetic separator 8.1.
The fine sand recovery system 9 comprises a cyclone separator 9.1 and a vibrating screen 9.2; the fine mortar outlet of the cyclone separator 9.1 is communicated with the feed inlet of the vibrating screen 9.2.
The working principle is as follows: molybdenum tailing powder is conveyed to a roughing flotation machine 2 to be mixed with kerosene and terpineol oil, lead-molybdenum ore slurry above the molybdenum tailing powder is conveyed to a concentration flotation column 5.1 to be mixed with a lead inhibitor and a foaming agent, and lead-molybdenum ore is further concentrated to improve the content of the lead-molybdenum ore; the lead-molybdenum tailing slurry after the fine separation is sent back to the rough separation flotation machine 2 again; and the lead-molybdenum ore pulp after the concentration is sent to a separation flotation machine 5.3, and is mixed with a lead inhibitor and a foaming agent again to obtain molybdenum ore pulp and lead ore pulp, and finally lead concentrate and molybdenum concentrate are obtained after filter pressing and drying respectively, so that the molybdenum concentrate and the lead concentrate are respectively recovered.
The tailing slurry below the roughing flotation machine 2 is sent to a scavenging separator 6 to be mixed with kerosene and terpineol, and the obtained lead-molybdenum ore slurry is sent back to the roughing flotation machine 2; the residual tailing slurry is sent to a sulfur roughing flotation device 7.3 and is mixed with a sulfur collecting agent, a foaming agent and sodium sulfide to obtain sulfur ore slurry and sulfur tailing slurry; the sulfur ore pulp is sent to a sulfur concentration flotation machine 7.4 to be mixed with a sulfur collecting agent and a foaming agent, the content of the sulfur ore pulp is further improved to obtain sulfur concentration ore pulp, the sulfur concentration ore pulp is subjected to filter pressing and drying to obtain sulfur concentrate, the recovery of the sulfur concentrate is realized, and the sulfur tailing pulp from the sulfur concentration flotation machine 7.4 is sent to a sulfur roughing flotation device 7.3 to be treated again.
The sulfur tailing slurry from the sulfur roughing flotation device 7.3 is sent to a sulfur scavenging flotation device 7.5 to be mixed with a sulfur collecting agent and a foaming agent, and the obtained sulfur ore slurry is sent back to the sulfur roughing flotation device 7.3 again to be processed; the sulfur tailing slurry from the sulfur scavenging flotation device 7.5 is sent to a strong magnetic separator 8.1 to separate iron ores, and is sent to a magnetic concentration machine 8.2 to concentrate the iron ores to obtain iron ores; the iron tailing slurry after being separated by the magnetic separator 8.2 is sent back to the strong magnetic separator 8.1 for reprocessing.
The mortar from the strong magnetic separator 8.1 is sent to a cyclone separator 9.1 for separation, the small-particle fine mortar separated by the cyclone separator 9.1 is sent to a vibrating screen 9.2 for dehydration, and finally fine sand is obtained, thereby realizing the recycling of the fine sand.
The utility model discloses connection structure is simple, easily realizes, has realized the recycle of active ingredient in the molybdenum tailing through lead molybdenum sorting system 5, sulphur recovery system 7, iron recovery system 8 and fine sand recovery system, has avoided the waste of resource, and the material of retrieving all can be sold, has effectively improved the economic benefits of enterprise; the molybdenum tailings are treated by the system, so that the problem of accumulation is avoided, a large amount of land resources are not required to be occupied, the cost for maintaining and constructing the tailings pond is saved, the pollution to the surrounding environment is avoided, and the environment is protected.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A comprehensive recovery system of molybdenum tailings is characterized by comprising a roughing flotation machine, a kerosene storage tank, a pine oil storage tank, a lead-molybdenum separation system, a scavenging separator, a sulfur recovery system, an iron recovery system and a fine sand recovery system;
the discharge hole of the molybdenum tailing conveying device is connected with the feed hole of the roughing flotation machine; liquid outlets of the kerosene storage tank and the pine oil storage tank are both communicated with a liquid inlet of the roughing flotation machine;
the lead-molybdenum ore slurry outlet of the roughing flotation machine is communicated with the liquid inlet of a fine flotation column of the lead-molybdenum separation system; a tailing slurry outlet of the roughing flotation machine, a liquid outlet of the kerosene storage tank and a liquid outlet of the pine oil storage tank are communicated with a liquid inlet of the scavenging sorting machine;
the lead-molybdenum ore slurry outlet of the scavenging separator is communicated with the liquid inlet of the roughing flotation machine; a tailing slurry outlet of the scavenging separator is communicated with a liquid inlet of a sulfur roughing flotation device of the sulfur recovery system;
a sulfur tailing slurry outlet of a sulfur scavenging flotation device of the sulfur recovery system is communicated with a liquid inlet of a strong magnetic separator of the iron recovery system; and a mortar outlet of the strong magnetic separator is communicated with a liquid inlet of a cyclone separator of the fine sand recovery system.
2. The integrated recovery system for molybdenum tailings as claimed in claim 1, wherein the lead-molybdenum separation system comprises the concentration flotation column, a lead depressant storage tank, a frother storage tank and a separation flotation machine;
the discharge ports of the lead inhibitor storage tank and the foaming agent storage tank are communicated with the feeding port of the concentration flotation column; a concentrated tailing slurry outlet of the concentrated flotation column is communicated with a liquid inlet of the rough flotation machine;
and the lead-molybdenum concentration ore pulp outlet of the concentration flotation column, the discharge hole of the lead inhibitor storage tank and the discharge hole of the foaming agent storage tank are communicated with the liquid inlet of the separation flotation machine.
3. The integrated recovery system for molybdenum tailings according to claim 1 or 2, wherein the sulfur recovery system comprises a sulfur collector storage tank, a foaming agent storage tank, a sodium sulfide storage tank, the sulfur roughing flotation device, a sulfur concentrating flotation machine and the sulfur scavenging flotation device;
the discharge ports of the sulfur collecting agent storage tank, the foaming agent storage tank and the sodium sulfide storage tank are communicated with the feed port of the sulfur roughing flotation device;
a sulfur slurry outlet of the sulfur roughing flotation device, a discharge port of the sulfur collecting agent storage tank and a discharge port of the foaming agent storage tank are communicated with a feed port of the sulfur roughing flotation machine;
a sulfur tailing slurry outlet of the sulfur concentration flotation machine is communicated with a liquid inlet of the sulfur roughing flotation device;
a sulfur tailing slurry outlet of the sulfur roughing flotation device, a discharge hole of the sulfur collecting agent storage tank and a discharge hole of the foaming agent storage tank are communicated with a feed hole of the sulfur scavenging flotation device; and a sulfur ore pulp outlet of the sulfur scavenging flotation device is communicated with a liquid inlet of the sulfur roughing flotation device.
4. The integrated molybdenum tailings recovery system of claim 3, wherein the iron recovery system comprises the strong magnetic separator and the magnetic concentrator; an iron ore outlet of the strong magnetic separator is communicated with a feed inlet of the magnetic separator; and an iron tailing outlet of the magnetic separator is communicated with a feeding hole of the strong magnetic separator.
5. The integrated molybdenum tailings recovery system of claim 4, wherein the fine sand recovery system comprises the cyclone separator and a vibrating screen; and a fine mortar outlet of the cyclone separator is communicated with a feed inlet of the vibrating screen.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022302125.3U CN213357704U (en) | 2020-10-15 | 2020-10-15 | Comprehensive recovery system of molybdenum tailings |
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| CN202022302125.3U CN213357704U (en) | 2020-10-15 | 2020-10-15 | Comprehensive recovery system of molybdenum tailings |
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| CN213357704U true CN213357704U (en) | 2021-06-04 |
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| CN202022302125.3U Active CN213357704U (en) | 2020-10-15 | 2020-10-15 | Comprehensive recovery system of molybdenum tailings |
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