CN216295287U - Ore pulp concentration system - Google Patents
Ore pulp concentration system Download PDFInfo
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- CN216295287U CN216295287U CN202122546281.9U CN202122546281U CN216295287U CN 216295287 U CN216295287 U CN 216295287U CN 202122546281 U CN202122546281 U CN 202122546281U CN 216295287 U CN216295287 U CN 216295287U
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Abstract
The utility model provides an ore pulp concentration system, and belongs to the technical field of concentration systems. The ore pulp concentration system comprises a primary ore separation box, a primary thickener, a secondary ore separation box and a secondary thickener which are sequentially communicated; the primary thickener is also communicated with a primary flocculant system; the secondary thickener is also communicated with a secondary flocculant system and a replenishing water tank. The ore pulp concentration system provided by the utility model realizes high-concentration tailing discharge of ore pulp through two-stage concentration, can improve the ore pulp concentration to more than 70%, and recovers a large amount of water resources.
Description
Technical Field
The utility model relates to the technical field of concentration systems, in particular to an ore pulp concentration system.
Background
At present, the ore pulp concentration is widely applied in ore dressing plants, and is mostly applied in the concentration treatment process of tailings. The grade of most mine resources in China is low, a large amount of tailings are discharged in the mineral separation process, and the large amount of tailings are usually stacked in a tailing pond. Due to the difference of concentration processes, most of tailings are still low in concentration after concentration, and are directly discharged in a tailing pond, so that a large amount of land is occupied, tailing resources are not reasonably utilized, and environmental pollution and potential safety hazards are caused to surrounding areas. Meanwhile, a large amount of water is taken away by the ore pulp, so that the waste of water resources is caused.
SUMMERY OF THE UTILITY MODEL
In view of the above, in order to solve the defects in the background art, the utility model provides an ore pulp concentration system, which can achieve high-concentration tailing discharge of ore pulp through two-stage concentration, increase the ore pulp concentration to more than 70%, and recover a large amount of water resources.
In order to achieve the purpose, the utility model provides the following technical scheme:
an ore pulp concentration system comprises a primary ore separation box, a primary thickener, a secondary ore separation box and a secondary thickener which are sequentially communicated;
the primary thickener is also communicated with a primary flocculant system;
the secondary thickener is also communicated with a secondary flocculant system and a replenishing water tank.
Preferably, the primary thickener is further communicated with a turbid circulating water tank, and the secondary thickener is further communicated with the turbid circulating water tank and the replenishing water tank respectively.
Preferably, a flow stabilizer and a scraper are arranged in the primary thickener.
Preferably, the bottom of the primary thickener is in an inverted cone shape.
Preferably, a flow stabilizer and a scraper are arranged in the secondary thickener.
Preferably, the bottom of the secondary thickener is in an inverted cone shape.
Preferably, a primary slurry pump is communicated between the primary thickener and the secondary ore separation box.
Preferably, a secondary slurry pump is communicated between the secondary thickener and the downstream process.
Preferably, the bottom of the secondary thickener is provided with a shear pump.
Compared with the prior art, the utility model has the following beneficial effects:
the ore pulp concentration system provided by the utility model is composed of a two-stage concentration process, realizes high-concentration tailing discharge of ore pulp through two-stage concentration, can improve the ore pulp concentration to more than 70%, and recovers a large amount of water resources. The high-concentration tailing discharge of the ore pulp can save the storage capacity of a tailing pond, and dust is not easy to raise in a pond area. High-pressure pipeline transportation is adopted between the two-stage concentration, the first-stage concentration can be arranged in a factory area, the second-stage concentration is arranged in a tailing pond area, and energy consumption is saved while long-distance transportation is realized. The system has the advantages of simple process flow, wide applicability and low maintenance cost.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the figure, 1, a primary ore separating box, 2, a primary thickener, 3, a primary flocculant system, 4, a turbid circulating water tank, 5, a slurry pump, 6, a secondary ore separating box, 7, a replenishing water tank, 8, a secondary thickener, 9, a secondary flocculant system, 10, a secondary slurry pump and 11, a shear pump are arranged.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, the utility model provides an ore pulp concentration system, which comprises a primary ore separating box 1, a primary thickener 2, a secondary ore separating box 6 and a secondary thickener 8 which are communicated in sequence;
the primary thickener 2 is also communicated with a primary flocculant system 3;
the secondary thickener 8 is also communicated with a secondary flocculant system 9 and a replenishing water tank 7.
In the present invention, the primary thickener 2 is further communicated with a turbid circulating water tank 4, and the secondary thickener 8 is further communicated with the turbid circulating water tank 4 and the replenishment water tank 7, respectively.
In the utility model, a flow stabilizer and a scraper are arranged in the primary thickener 2.
In the present invention, the bottom of the primary thickener 2 is in the shape of an inverted cone.
In the utility model, a flow stabilizer and a scraper are arranged in the secondary thickener 8.
In the present invention, the bottom of the secondary thickener 8 is in the shape of an inverted cone.
In the utility model, a primary slurry pump 5 is communicated between the primary thickener 2 and the secondary ore separation box 6.
In the utility model, a secondary slurry pump 10 is communicated between the secondary thickener 8 and the downstream process.
In the present invention, the bottom of the secondary thickener 8 is provided with a shear pump 11.
In the ore pulp concentration system, the primary ore separation box 1 is communicated with the primary thickener 2 through a pipeline or a chute, ore pulp enters the primary ore separation box 1 and then is accumulated in the primary ore separation box 1, and when the liquid level of the ore pulp reaches the height of the pipeline, the ore pulp starts to enter the primary thickener 2 through the pipeline; the primary thickener 2 can be provided with two or more primary thickeners, and the primary ore separation box 1 is used for separating ore from the two or more primary thickeners 2 and supplying ore, and simultaneously slowing down the flow rate of ore pulp; a flow stabilizing device and a scraper are arranged in the primary thickener 2, and after the ore pulp enters the primary thickener 2, the flow velocity of the ore pulp is slowed down under the action of a flow stabilizing facility, so that the generation of vortexes is prevented, and the sedimentation of the ore pulp is prevented from being influenced;
the primary flocculant system 3 is connected with the primary thickener 2 by a pipeline, the medicine conveying pipes of the primary flocculant system 3 can be distributed in the ore inlet pipe and the primary thickener 2, and a flocculant is added into the primary thickener 2 to combine the flocculant and the ore pulp to act so as to separate the ore and the water in the ore pulp; a flocculating agent is added into the primary flocculating agent system 3, so that the sedimentation of ore pulp is realized, and the concentration of the ore pulp is improved;
the primary concentrator 2 and the turbid circulating water tank 4 can be arranged in the same horizontal direction, after primary concentration, water automatically flows into the turbid circulating water tank 4 in an overflow mode, and can be recycled by entering a plant water supply network through a water system;
the ore pulp is deposited and then accumulated at the bottom of the primary thickener 2, the bottom of the primary thickener 2 is of an inverted cone structure, and the ore pulp is scraped to the inverted cone bottom by a scraper. The ore pulp after primary concentration is conveyed to a secondary ore separation box 6 through a primary slurry pump 5; the concentration of the ore pulp after primary concentration can generally reach 50 percent; the secondary concentration operation site can be arranged at the attachment of a tailings pond or an ore pulp stockpiling place outside the factory. The primary concentration and the secondary concentration can be connected by a high-pressure pipeline to realize long-distance delivery;
the ore pulp enters the secondary ore separating box 6 before entering the secondary thickener 8. Two or more secondary thickeners 9 may be provided. The purpose of the secondary ore separation box 6 is to realize the purpose of simultaneously supplying ore to two or more thickeners and reducing the flow rate of ore pulp. When the ore pulp enters the secondary thickener 8 through the secondary ore separating box 6, a supplementing water tank 7 is arranged in the secondary ore separating box 6 or on the ore inlet pipe or the secondary thickener 8 to add supplementing water to dilute the ore pulp. The secondary flocculant system 9 is provided with conveying pipes in the ore inlet pipe and the secondary thickener 8, and conveys the flocculant solution to the secondary thickener 8, so that the concentration of ore pulp is continuously improved. The main purpose of pulp dilution is to increase the probability of contact with the flocculant and improve the flocculation effect. The secondary thickener 8 can also be provided with a flow stabilizer and a scraper. The settled ore pulp is accumulated at the bottom of the secondary thickener 8, and the bottom of the secondary thickener 8 adopts an inverted cone design. The concentration of the ore pulp after secondary concentration can reach more than 70 percent, in order to prevent the ore pulp with high concentration from blocking a lower ore opening, a shear pump 11 is arranged at the bottom of the secondary concentrator 8, and the shear pump 11 has the function of shearing and thinning the deposited ore pulp, so that the fluidity is increased, and the pipe blockage accident is prevented;
the settled ore pulp is conveyed to a tailing pond or an ore body storage yard and other downstream processes by a secondary slurry pump 10. The water at the upper part of the secondary thickener 8 flows out from the secondary thickener 8 in an overflow mode, and is collected to a fixed water tank or is directly conveyed to a replenishing water tank 7 and a turbid circulating water tank 4 by a water pump, and then enters a water system for reutilization.
The above are merely preferred embodiments of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (9)
1. The ore pulp concentration system is characterized by comprising a primary ore separation box, a primary thickener, a secondary ore separation box and a secondary thickener which are sequentially communicated;
the primary thickener is also communicated with a primary flocculant system;
the secondary thickener is also communicated with a secondary flocculant system and a replenishing water tank.
2. The pulp concentrating system according to claim 1, wherein the primary thickener is further connected to a turbid circulating water tank, and the secondary thickener is further connected to the turbid circulating water tank and the replenishing water tank, respectively.
3. The pulp concentration system of claim 1, wherein a flow stabilizer and scraper are provided within the primary thickener.
4. The pulp thickening system according to claim 1, wherein the bottom of the primary thickener is inverted cone shaped.
5. The pulp concentration system of claim 1, wherein a flow stabilizer and scraper are provided within the secondary thickener.
6. The pulp thickening system of claim 1, wherein the bottom of the secondary thickener is inverted cone shaped.
7. The pulp concentrating system according to claim 1, wherein a primary slurry pump is connected between the primary thickener and the secondary ore separation box.
8. The pulp concentration system of claim 1, wherein a secondary slurry pump is in communication with the secondary thickener and downstream processes.
9. The pulp thickening system according to any of the claims 1-8, wherein the secondary thickener is provided with a shear pump at the bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122546281.9U CN216295287U (en) | 2021-10-22 | 2021-10-22 | Ore pulp concentration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122546281.9U CN216295287U (en) | 2021-10-22 | 2021-10-22 | Ore pulp concentration system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216295287U true CN216295287U (en) | 2022-04-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122546281.9U Active CN216295287U (en) | 2021-10-22 | 2021-10-22 | Ore pulp concentration system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216295287U (en) |
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2021
- 2021-10-22 CN CN202122546281.9U patent/CN216295287U/en active Active
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