CN220125674U - Concentrating plant sulfur concentrate dewatering system - Google Patents
Concentrating plant sulfur concentrate dewatering system Download PDFInfo
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- CN220125674U CN220125674U CN202321390174.4U CN202321390174U CN220125674U CN 220125674 U CN220125674 U CN 220125674U CN 202321390174 U CN202321390174 U CN 202321390174U CN 220125674 U CN220125674 U CN 220125674U
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- Prior art keywords
- belt conveyor
- tank
- ore pulp
- vacuum filter
- sulfur
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- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 title claims abstract description 57
- 239000011593 sulfur Substances 0.000 title claims abstract description 49
- 229910052717 sulfur Inorganic materials 0.000 title claims abstract description 49
- 239000012141 concentrate Substances 0.000 title claims abstract description 44
- 238000004062 sedimentation Methods 0.000 claims abstract description 36
- 230000002441 reversible effect Effects 0.000 claims abstract description 28
- 238000003756 stirring Methods 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims abstract description 14
- 230000008569 process Effects 0.000 claims abstract description 13
- 239000002002 slurry Substances 0.000 claims description 29
- 239000005864 Sulphur Substances 0.000 claims description 4
- 230000018044 dehydration Effects 0.000 abstract description 21
- 238000006297 dehydration reaction Methods 0.000 abstract description 21
- 239000000463 material Substances 0.000 abstract description 19
- 239000000843 powder Substances 0.000 abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 15
- 238000000926 separation method Methods 0.000 abstract description 7
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract description 6
- 239000011707 mineral Substances 0.000 abstract description 6
- 238000011084 recovery Methods 0.000 abstract description 6
- 230000008014 freezing Effects 0.000 abstract description 5
- 238000007710 freezing Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 2
- 239000012530 fluid Substances 0.000 description 8
- 238000001914 filtration Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 238000007599 discharging Methods 0.000 description 4
- 230000032258 transport Effects 0.000 description 4
- 239000002351 wastewater Substances 0.000 description 3
- 239000005083 Zinc sulfide Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 2
- JQJCSZOEVBFDKO-UHFFFAOYSA-N lead zinc Chemical compound [Zn].[Pb] JQJCSZOEVBFDKO-UHFFFAOYSA-N 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- WGPCGCOKHWGKJJ-UHFFFAOYSA-N sulfanylidenezinc Chemical compound [Zn]=S WGPCGCOKHWGKJJ-UHFFFAOYSA-N 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
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- Treatment Of Sludge (AREA)
Abstract
The utility model belongs to the technical field of mineral separation dehydration technology, and discloses a sulfur concentrate dehydration system of a mineral separation plant, which is sequentially provided with an ore pulp stirring tank, an ore pulp buffer tank, a belt vacuum filter, a reversible belt conveyor, a transfer belt conveyor and a stacker along the process flow direction, wherein the ore pulp buffer tank is positioned above the input end of the belt vacuum filter; the device also comprises a sedimentation tank, wherein the sedimentation tank is positioned below the input end of the reversible belt conveyor. Compared with natural sedimentation dehydration, the system of the utility model adopts a flowing processing system, so that most of water in materials can be removed, the purpose of full dehydration is realized, and after the system is matched with a mineral pulp stirring tank and a belt type vacuum filter, the system can prevent the precipitated sulfur fine powder from freezing and solidifying, can reduce the loss of the sulfur fine powder along with overflow water, and greatly increases the recovery efficiency of the sulfur fine powder.
Description
Technical Field
The utility model belongs to the technical field of mineral separation dehydration technology, and particularly relates to a sulfur concentrate dehydration system of a mineral separation plant.
Background
The lead-zinc sulphide ore can produce a large amount of sulphur concentrate in the earlier stage flotation process, if the sulphur concentrate is directly discharged to the ground surface for stacking and precipitating, the lead-zinc sulphide ore not only can pollute the ground surface environment, but also can cause great waste of resources. The ore mill mostly adopts a dehydration mode of combining thickening and filter pressing to recycle the sulfur refined powder, but the mode occupies a larger area and is inconvenient to manage; there are also ore factories which adopt a sedimentation tank for natural sedimentation and dehydration, and the ore factories are transported outside after natural airing, and the specific process of the natural sedimentation and dehydration flow is as follows: and introducing the zinc-sulfur separation tailings into a sedimentation tank for natural sedimentation to obtain sulfur concentrate and overflow water.
The treatment mode of natural sedimentation dehydration can play roles in recycling resources and protecting the environment, but the mode still has the following defects: 1. the production cost of the natural sedimentation dehydration process is low, but overflow water is seriously mixed, so that the loss of the sulfur refined powder is large; 2. the sulfur concentrate sedimentation tank is positioned outdoors, and the sulfur concentrate precipitated in winter is frozen and is difficult to transport and recycle, so the sulfur concentrate in winter is basically discharged to tailings, and the loss of the sulfur concentrate is further aggravated.
Based on the analysis, the problem of serious loss of the sulfur concentrate powder still exists when the sulfur concentrate is subjected to natural sedimentation dehydration, and the existing sulfur concentrate natural sedimentation dehydration system still has room for improvement and perfection. Therefore, there is a need in the art to improve the existing sulfur concentrate dewatering system to solve the problem of serious loss of sulfur concentrate caused by the existing process of treating sulfur concentrate by adopting a natural sedimentation dewatering mode
Disclosure of Invention
The utility model aims to provide a sulfur concentrate dewatering system of a concentrating mill, which mainly solves the technical problem that the loss of sulfur concentrate is serious because the existing sulfur concentrate is treated by adopting a natural sedimentation dewatering mode.
The technical scheme adopted for solving the technical problems is as follows:
the sulfur concentrate dewatering system of the concentrating mill is sequentially provided with an ore pulp stirring tank, an ore pulp buffer tank, a belt vacuum filter, a reversible belt conveyor, a transfer belt conveyor and a stacker along the process flow direction, wherein the ore pulp buffer tank is positioned above the input end of the belt vacuum filter; the device also comprises a sedimentation tank, wherein the sedimentation tank is positioned below the input end of the reversible belt conveyor.
The devices in the system are all existing devices in the prior art, and the utility model mainly recombines and connects the existing devices. Compared with the traditional natural sedimentation method, the utility model adopts the ore pulp stirring tank to stir the sulfur concentrate, can fully mix the sulfur concentrate, prevents the sulfur concentrate powder precipitated in the ore pulp stirring tank from freezing and solidifying, and increases the recovery efficiency of the sulfur concentrate powder. The ore pulp buffer tank is used for buffering incoming ore pulp and is used for realizing stable feeding of the belt type vacuum filter. The belt type vacuum filter mainly plays a role in solid-liquid separation, and can separate the sulfur concentrate powder and the liquid wastewater in the sulfur concentrate. The reversible belt conveyor can perform forward and backward rotation to realize head or tail unloading, and particularly, when the reversible belt conveyor rotates forward, the reversible belt conveyor conveys materials to the transfer belt conveyor; when the reversible belt conveyor is reversed, the reversible belt conveyor conveys the material to the sedimentation tank. Transfer belt conveyors primarily transport material into a stacker. The stacker is used for stacking materials capable of being continuously conveyed. The sedimentation tank is used for further natural sedimentation and dehydration after filtration, and specifically, when the materials are required to be conveyed to the sedimentation tank, the reversible belt conveyor is reversed, so that the materials are conveyed to the sedimentation tank below the input end of the reversible belt conveyor. Compared with natural sedimentation dehydration, the utility model adopts a flowing processing system, so that most of water in materials can be removed, the purpose of full dehydration is realized, the precipitated sulfur fine powder can be prevented from freezing and solidifying, the loss of the sulfur fine powder along with overflow water can be reduced, and the recovery efficiency of the sulfur fine powder is greatly increased.
Further, a slurry pump is arranged between the slurry stirring tank and the slurry buffer tank, and the input end of the slurry pump is connected with the bottom of the slurry stirring tank.
Further, the slurry pump is a variable frequency slurry pump.
Further, the device also comprises a tailing pond, and the tailing pond is communicated with a drainage outlet of the belt vacuum filter.
Further, the stacker is a side cantilever stacker.
The working principle adopted by the utility model for solving the technical problems is as follows: when the system of the utility model works, sulfur concentrate is fed into an ore pulp stirring tank, then is fed into an ore pulp buffer tank, and ore pulp in the ore pulp buffer tank automatically flows to a belt type vacuum filter. The belt type vacuum filter sequentially passes through the reversible belt conveyor and the transferring belt conveyor and then is conveyed to the discharging machine, the discharging yard performs stacking operation, the output end of the discharging machine conveys materials to the conveying device, and the conveying device is used for conveying the materials out of the ore mill.
The working principle adopted by the utility model for solving the technical problems is as follows:
the utility model has the beneficial effects that:
1. compared with natural sedimentation dehydration, the system of the utility model adopts a flowing processing system, so that most of water in materials can be removed, the purpose of full dehydration is realized, and after the system is matched with a mineral pulp stirring tank and a belt type vacuum filter, the system can prevent the precipitated sulfur fine powder from freezing and solidifying, can reduce the loss of the sulfur fine powder along with overflow water, and greatly increases the recovery efficiency of the sulfur fine powder.
2. The system of the utility model has simple structure, easy realization and strong practicability.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the present utility model will be further described with reference to the accompanying drawings and embodiments, in which the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained by those skilled in the art without inventive effort:
fig. 1 is a schematic view of the overall structure of the present utility model.
In the figure: 1. a pulp stirring tank; 2. a pulp buffer tank; 3. a belt vacuum filter; 4. a reversible belt conveyor; 5. a transfer belt conveyor; 6. a stacker; 7. a sedimentation tank; 8. a slurry pump; 9. a tailings pond.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the following description will be made in detail with reference to the technical solutions in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by a person skilled in the art without any inventive effort, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.
As shown in fig. 1, a sulfur concentrate dewatering system of a concentrating mill is sequentially provided with an ore pulp stirring tank 1, an ore pulp buffer tank 2, a belt vacuum filter 3, a reversible belt conveyor 4, a transfer belt conveyor 5 and a stacker 6 along the process flow direction, wherein the ore pulp buffer tank 2 is positioned above the input end of the belt vacuum filter 3; a sedimentation tank 7 is also included, the sedimentation tank 7 being located below the input end of the reversible belt conveyor 4.
The equipment in the system is the existing equipment, the ore pulp stirring tank 1 is used for stirring the sulfur concentrate, the sulfur concentrate can be fully mixed, the sulfur concentrate precipitated in the ore pulp stirring tank 1 is prevented from freezing and solidifying, and the recovery efficiency of the sulfur concentrate is improved. The ore pulp buffer tank 2 temporarily stores the sulfur concentrate conveyed by the stirring tank, and the temporary storage of two sulfur concentrates ensures the stable supply of ore pulp in the subsequent process. The belt vacuum filter 3 mainly plays a role in solid-liquid separation, and can separate the sulfur concentrate powder and the liquid wastewater in the sulfur concentrate. The reversible belt conveyor 4 can perform forward and backward rotation to realize head or tail discharging, and particularly, when the reversible belt conveyor 4 rotates forward, the reversible belt conveyor 4 conveys materials to the transferring belt conveyor 5; when the reversible belt conveyor 4 is reversed, the reversible belt conveyor 4 conveys the material to the sedimentation tank 7. The transfer belt conveyor 5 mainly transports the material into the stacker 6. The stacker 6 is used for stacking materials which can be continuously conveyed. The sedimentation tank 7 is used for further natural sedimentation and dehydration after filtration, and specifically, when the material is required to be conveyed to the sedimentation tank 7, the reversible belt conveyor 4 is reversed, so that the material is conveyed into the sedimentation tank 7 below the input end of the reversible belt conveyor 4. Compared with natural sedimentation dehydration, the utility model adopts a flowing processing system after being matched with the ore pulp stirring tank 1 and the belt vacuum filter 3, so that most of moisture in materials can be removed, the purpose of full dehydration is realized, the frozen solidification of the precipitated sulfur fine powder can be prevented, the loss of the sulfur fine powder along with overflow water can be reduced, and the recovery efficiency of the sulfur fine powder is greatly increased.
The ore pulp stirring tank 1, the belt vacuum filter 3, the reversible belt conveyor 4, the transfer belt conveyor 5 and the stacker 6 are all existing devices, wherein the specific model of each device is as follows: an XB-2500 ore pulp stirring tank, a DU72 rubber belt type vacuum filter, a DT II 8050 reversible belt conveyor, a DT II 8050 transfer belt conveyor and a DBU50/13 side cantilever stacker. Wherein, the filtering area of the DU72 rubber belt type vacuum filter 3 is 72m 2 . The length of the main conveying adhesive tape of the DBU50/13 side cantilever stacker 6 is 100m, the length of the cantilever adhesive tape is 11m, and the stacking height is 7.5m. In the utility model, the rubber belt type vacuum filter 3 is adopted, so that the filtering efficiency is high, the occupied area is small, and the management is convenient; the side cantilever type stacker 6 is adopted, so that the working efficiency is high, fewer workers are needed, and the labor cost can be greatly saved.
In the utility model, the output end of the ore pulp stirring tank 1 is matched with the input end of the ore pulp buffer tank 2, the output end of the ore pulp buffer tank 2 is matched with the input end of the belt vacuum filter 3, the output end of the belt vacuum filter 3 is matched with the input end of the reversible belt conveyor 4, the output end of the reversible belt conveyor 4 is matched with the input end of the transferring belt conveyor 5, and the output end of the transferring belt conveyor 5 is matched with the input end of the stacker 6. Since each device is an existing device, the connection or cooperation between each device is also directly realized.
Further, a slurry pump 8 is further arranged between the slurry stirring tank 1 and the slurry buffer tank 2, and the input end of the slurry pump 8 is connected with the bottom of the slurry stirring tank 1. The slurry pump 8 is mainly used for conveying a mixture of solid particles containing dregs and water, and the main working components of the slurry pump 8 in the utility model are an impeller and a shell, wherein an impeller device in the shell is positioned on a shaft and is connected with a prime motor to form a whole. The specific working process is as follows: when the prime mover drives the impeller to rotate, the blades in the impeller force the fluid to rotate, namely, the blades do work on the fluid along the movement direction of the fluid, so that the pressure potential energy and the kinetic energy of the fluid are forced to be increased. At the same time, the fluid flows from the center to the edge of the impeller under the action of inertia force, flows out of the impeller at a high speed, enters the extrusion chamber, and is discharged through the diffusion pipe, and the process is called a water pressing process. Meanwhile, since the fluid at the center of the impeller flows to the edge, a low pressure area is formed at the center of the impeller, and when it has a sufficient vacuum, the fluid enters the impeller through the suction chamber under the action of the atmospheric pressure at the suction end, which is called a water suction process. The impeller rotates continuously, so that fluid is discharged and sucked continuously, and continuous work is formed.
Further, the slurry pump 8 is a variable frequency slurry pump 8. The variable frequency of the variable frequency slurry pump 8 refers to a motor, a desulfurization pump, the variable frequency slurry pump 8 is a slurry pump 8 frequency conversion driven by the variable frequency motor, the frequency can be adjusted, the variable frequency motor adjusts the flow rate by adjusting the rotating speed, the energy saving purpose is achieved, and the variable frequency slurry pump has the advantages of small starting current and small maintenance workload. The variable frequency slurry pump 8 is an existing device, and the specific model is 100ZBD-315.
Further, the device also comprises a tailing pond 9, and the tailing pond 9 is communicated with a filtered water outlet of the belt vacuum filter 3. The tailing pond 9 is used for storing waste materials, the tailing pond 9 is communicated with a water filtering output port of the belt vacuum filter 3 through a pipeline or an open channel, wherein the open channel is a common channel in the prior art, and liquid flow can be carried out. The concentrate filtered water treated by the belt type vacuum filter 3 is discharged to a tailing pond 9 through a tailing open channel at the side edge, so that zero discharge of wastewater is realized.
Further, the stocker 6 is a side cantilever stocker 6. The side cantilever type stacker 6 is adopted, so that the working efficiency is high, fewer workers are needed, and the labor cost can be greatly saved.
In one embodiment of the utility model, the stacker 6 output is provided with a transport device. The transporting device is used for transporting the materials output by the stacker 6 out of a mine factory, and in one embodiment of the utility model, the transporting device is a train special column, the train special column is a train for transporting goods, which is common in the existing mine factory, and a large amount of goods can be transported at one time by adopting the train special column for transportation.
While the foregoing is directed to embodiments of the present utility model, other and further embodiments of the utility model may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow.
Claims (6)
1. The sulfur concentrate dewatering system of the concentrating mill is characterized in that an ore pulp stirring tank (1), an ore pulp buffer tank (2), a belt vacuum filter (3), a reversible belt conveyor (4), a transfer belt conveyor (5) and a stacker (6) are sequentially arranged along the process flow direction, wherein the ore pulp buffer tank (2) is positioned above the input end of the belt vacuum filter (3); the device also comprises a sedimentation tank (7), and the sedimentation tank (7) is positioned below the input end of the reversible belt conveyor (4).
2. The sulfur concentrate dewatering system of a concentrating mill according to claim 1, characterized in that a slurry pump (8) is further arranged between the slurry stirring tank (1) and the slurry buffer tank (2), and the input end of the slurry pump (8) is connected with the bottom of the slurry stirring tank (1).
3. A concentrating plant sulfur concentrate dewatering system according to claim 2, characterized in that the slurry pump (8) is a variable frequency slurry pump (8).
4. A sulphur concentrate dewatering system in a concentrating mill according to claim 1, 2 or 3, further comprising a tailings pond (9), and wherein the tailings pond (9) is in communication with the drainage outlet of the belt vacuum filter (3).
5. A sulphur concentrate dewatering system in a concentrating mill according to claim 1, 2 or 3, characterized in that the stacker (6) is a side cantilever stacker (6).
6. The sulfur concentrate dewatering system of a concentrating mill according to claim 4, characterized in that the stacker (6) is a side cantilever stacker (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321390174.4U CN220125674U (en) | 2023-06-02 | 2023-06-02 | Concentrating plant sulfur concentrate dewatering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321390174.4U CN220125674U (en) | 2023-06-02 | 2023-06-02 | Concentrating plant sulfur concentrate dewatering system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220125674U true CN220125674U (en) | 2023-12-05 |
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ID=88961358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321390174.4U Active CN220125674U (en) | 2023-06-02 | 2023-06-02 | Concentrating plant sulfur concentrate dewatering system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220125674U (en) |
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2023
- 2023-06-02 CN CN202321390174.4U patent/CN220125674U/en active Active
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