CN104154419B - A kind of double concentration basin Slurry Pipeline Transportation system - Google Patents
A kind of double concentration basin Slurry Pipeline Transportation system Download PDFInfo
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- CN104154419B CN104154419B CN201410271943.8A CN201410271943A CN104154419B CN 104154419 B CN104154419 B CN 104154419B CN 201410271943 A CN201410271943 A CN 201410271943A CN 104154419 B CN104154419 B CN 104154419B
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Abstract
The present invention proposes a kind of double concentration basin Slurry Pipeline Transportation system, including first, two select factories and miness supply line, first, two concentration basins, first, two underflow pump unit, some agitator tanks, valve and connection pipeline, first, two select factories and miness supply line to be simultaneously coupled to first, two concentration basins, first, the outlet at bottom of two concentration basins is connected to first by connecting pipeline, two underflow pump unit, first underflow pump unit outlet separates first, two bypass line, first bypass line is connected to agitator tank, second bypass line is connected to the second concentration basin, the outlet of the second underflow pump unit separates the 3rd, four bypass line, 3rd bypass line is connected to agitator tank, 4th bypass line is connected to the first concentration basin.The present invention is by two concentration basins of design and innovates pipeline interconnection architecture and work matching model between two concentration basins, improves the thickening efficiency to ore pulp slurry and Slurry Pipeline Transportation efficiency, has saved cost and reduced ambient pressure.
Description
Technical field
The present invention relates to Technology of Slurry Pipeline Delivery field, especially relate to a kind of double concentration basin Slurry Pipeline Transportation system.
Background technology
Technology of Slurry Pipeline Delivery belongs to new high-tech industry, it is different from the Traditional Transportation modes such as highway, railway, water transport, aviation, slurry pipeline transport not only have that freight volume is big, continuous, rapid, economical, safe and reliable, steady and small investment, occupation of land less, the particular advantages such as expense is low, and can realize automatically controlling.In Technology of Slurry Pipeline Delivery, the ore pulp slurry of pipeline conveying is by selecting factory to supply to concentration basin, export to agitator tank after being carried out concentration process by concentration basin, then long-distance pumping output is carried out by agitator tank supply to main pump, owing to iron ore concentrate pipeline requires slurry pipeline steel concentration range (weight concentration) between 65%---68%, and select factory to the concentration in ore deposit about 20%, pipe transportation technology requirement can not be met, so needing to arrange concentration basin to carry out concentration to reach pipeline transportation concentration requirement, therefore concentration basin plays very important effect to Slurry Pipeline Transportation system.Slurry Pipeline Transportation system of the prior art is all based on a concentration basin to improve slurry pipeline steel concentration, this single concentration basin scheme of the prior art increasingly can not meet the Slurry Pipeline Transportation requirement gradually complicated, there is also many defects that cannot overcome in actual use, such as: (1), the different grade concentrate selecting factory to produce cannot realize being completely separated concentration by a concentration basin；(2) if the situation being difficult to repair at short notice occurs in single concentration basin, not only pipeline conveying cannot be carried out, and selects factory all must shut down even whole, thus causes the biggest loss；(3), elected factory volume of production is when strengthening, and single concentration basin is difficulty with efficient concentrated effect, causes that concentration basin overflow water is big, mine-containing amount is many and diffuses out the major accidents such as concentration basin；(4), when running into great maintenance, need to empty whole concentration basin when could realize some overhauling project, after existing single concentration basin system meets supply after the high-concentration ore slurry that pipeline conveying requires is extracted into agitator tank by underflow pump bottom by concentration basin main pump is carried by pipeline, in concentration basin, remaining major part low concentration ore pulp and water also can only first out to be temporarily stored in other agitator tank, concentration basin is drawn back again Deng concentration basin after having overhauled, the most not only occupy limited agitator tank, also waste electric power resource；(5) even if indivedual pumping plant arranges plural concentration basin in Slurry Pipeline Transportation, but these concentration basin majorities are the operating alone being independent of each other, and are substantially equivalent to the slurry pipeline steel system of a kind of single concentration basin.Along with development and the complication of tubing of Technology of Slurry Pipeline Delivery, concentration basin is proposed the highest requirement, how to design Slurry Pipeline Transportation system significance based on many concentration basins great.
Summary of the invention
The present invention is based on above-mentioned prior art problem, a kind of Slurry Pipeline Transportation systems based on double concentration basins of proposition of innovation, by designing two concentration basins the pipeline interconnection architecture innovating between two concentration basins and work matching model, solve all problems of existing single concentration basin system, substantially increase the thickening efficiency to ore pulp slurry concentration in Slurry Pipeline Transportation, and then improve Slurry Pipeline Transportation efficiency, and saved cost, reduce ambient pressure.
It is as follows that the present invention solves the technical scheme that above-mentioned technical problem taked:
nullA kind of double concentration basin Slurry Pipeline Transportation system，Factories and miness supply line A is selected including first、Second selects factories and miness supply line B、First concentration basin 100、Second concentration basin 200、First underflow pump unit 21、Second underflow pump unit 22、Some agitator tanks、Some valves and some connection pipelines，Wherein said first selects factories and miness supply line A to be simultaneously coupled to described first concentration basin 100 and the second concentration basin 200，Described second selects factories and miness supply line B to be simultaneously coupled to described first concentration basin 100 and the second concentration basin 200，The outlet at bottom of described first concentration basin 100 is connected to the first underflow pump unit 21 by connecting pipeline，The pumping outlet conduit of described first underflow pump unit 21 separates the first bypass line 23 and the second bypass line 24，It is provided with valve in described first bypass line 23 and the second bypass line 24，Described first bypass line 23 is connected to described agitator tank，Described second bypass line 24 is connected to described second concentration basin 200，The outlet at bottom of described second concentration basin 200 is connected to the second underflow pump unit 22 by connecting pipeline，The pumping outlet conduit of described second underflow pump unit 22 separates the 3rd bypass line 25 and the 4th bypass line 26，It is provided with valve in described 3rd bypass line 25 and the 4th bypass line 26，Described 3rd bypass line 25 is connected to described agitator tank，Described 4th bypass line 26 is connected to described first concentration basin 100.
Further according to of the present invention pair of concentration basin Slurry Pipeline Transportation system, being provided with valve 3,4 on the wherein said first connection pipeline selecting factories and miness supply line A and the first concentration basin 100 and the second concentration basin 200, described second selects and is provided with valve 1,2 on the connection pipeline of factories and miness supply line B and the first concentration basin 100 and the second concentration basin 200.
Further according to of the present invention pair of concentration basin Slurry Pipeline Transportation system, wherein said first bypass line 23 is connected to the first slurry distribution main pipeline 27, described first slurry distribution main pipeline 27 is simultaneously coupled to the top entry of each described agitator tank by some bypass line, and in the bypass line connecting each agitator tank, it is provided with valve, lead at described first slurry distribution main pipeline 27 simultaneously and on the position of each agitator tank, be also both provided with valve.
Further according to of the present invention pair of concentration basin Slurry Pipeline Transportation system, wherein said 3rd bypass line 25 is connected to the second slurry distribution main pipeline 28, described second slurry distribution main pipeline 28 is simultaneously coupled to the top entry of each described agitator tank by some bypass line, and in the bypass line connecting each agitator tank, it is provided with valve, lead at described second slurry distribution main pipeline 28 simultaneously and on the position of each agitator tank, be also both provided with valve.
Further according to of the present invention pair of concentration basin Slurry Pipeline Transportation system, wherein said first underflow pump unit 21 and the second underflow pump unit 22 all include two pumping branch roads arranged side by side, are provided with a underflow pump 29 and some valves on every pumping branch road.
Further according to of the present invention pair of concentration basin Slurry Pipeline Transportation system, wherein said second bypass line 24 is connected to the top entry of described second concentration basin 200, and described 4th bypass line 26 is connected to the top entry of described first concentration basin 100.
Further according to of the present invention pair of concentration basin Slurry Pipeline Transportation system, wherein said first selects factories and miness supply line A to use DN350 pipeline and for providing low grade ore pulp, and described second selects factories and miness supply line B to use DN450 pipeline and for providing high grade ore pulp.
Further according to of the present invention pair of concentration basin Slurry Pipeline Transportation system, wherein said first select factories and miness supply line A and the first concentration basin 100 and the second concentration basin 200 connect the valve 3,4 arranged on pipeline be pressure rating at 150 pounds, the manually-operated gate of a size of 13.8 inches, described second to select the valve 1,2 of setting on the connection pipeline of factories and miness supply line B and the first concentration basin 100 and the second concentration basin 200 be that pressure rating is at 150 pounds, the manually-operated gate of a size of 17.7 inches.
Further according to of the present invention pair of concentration basin Slurry Pipeline Transportation system, wherein said first concentration basin 100 is the concentration basin of diameter 22 meters, concentration ability is 375 tons per hour, and described second concentration basin 200 is the concentration basin of diameter 20 meters, and concentration ability is 300 tons per hour.
Further according to of the present invention pair of concentration basin Slurry Pipeline Transportation system, wherein said first bypass line the 23, second bypass line the 24, the 3rd bypass line 25 and the 4th bypass line 26 are DN200 pipeline, and the valve that it is arranged is pressure rating at 150 pounds, the electrically operated valve of a size of 8 inches.
Techniques below effect at least can be reached by technical scheme:
1), the present invention by designing plural concentration basin in Slurry Pipeline Transportation system, substantially increase the thickening efficiency selecting factory's supply low concentration ore pulp, and then pulp conveying efficiency be greatly improved；
2), the present invention is by the cooperating between two concentration basins, it is achieved that the separation to different grade ore pulps concentrates, it is ensured that the seriality of slurry pipeline steel, improves the service efficiency of each parts in slurry pipeline steel system, reduces production cost；
3), by Slurry Pipeline Transportation system of the present invention; when concentration basin is overhauled without whole system is carried out shutdown operation; temporal cache is carried out without by low-concentration pulp; not only save cost; and significantly reducing the secondary pollution to whole ring water system of the concentration basin overflow water, it is to avoid concentration basin overflow water is big, mine-containing amount is many and diffuses out the generation of the major accidents such as concentration basin；
4), the present invention is as a example by double concentration basins, substantially disclosure satisfy that the use demand of current Slurry Pipeline Transportation system, but design those skilled in the art based on the present invention can be by the layout of its further genralrlization at most concentration basin, and scheme the most of the present invention has stronger marketing use value.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of of the present invention pair of concentration basin Slurry Pipeline Transportation system.
Description of reference numerals:
A-first selects factories and miness supply line；B-second selects factories and miness supply line；1-20: valve；21-the first underflow pump unit；22-the second underflow pump unit；23-the first bypass line；24-the second bypass line；25-the 3rd bypass line；26-the 4th bypass line；27-the first slurry distribution main pipeline；28-the second slurry distribution main pipeline；29-underflow pump；30,40,50,60,70: agitator tank；100-the first concentration basin；200-the second concentration basin.
Detailed description of the invention
Below in conjunction with the accompanying drawings technical scheme is described in detail, so that those skilled in the art can be more clearly understood from the present invention, but the most therefore limits the scope of the invention.
nullThe composition structure of of the present invention pair of concentration basin Slurry Pipeline Transportation system，As shown in Figure 1，Factories and miness supply line A and B is selected including two、Two concentration basins 100 and 200、Two underflow pump unit、Some agitator tanks (as a example by five) 30-70、Some valves and connection pipeline，Two of which selects factories and miness supply line A and B to provide the ore pulp of different grade respectively，Such as first selects factories and miness supply line A for providing low grade ore pulp，Second selects factories and miness supply line B for providing high grade ore pulp，First selects factories and miness supply line A to be simultaneously coupled to the first concentration basin 100 and top entry of the second concentration basin 200 by two connection pipelines，Select factories and miness supply line A to connect on the connection pipeline of the first concentration basin 100 first and be provided with valve 3，Select factories and miness supply line A to connect on the connection pipeline of the second concentration basin 200 first and be provided with valve 4，Control to select the low grade ore pulp of factories and miness supply line A optionally to enter the first concentration basin 100 and/or the second concentration basin 200 from first by valve 3 and 4.Second selects factories and miness supply line B to be simultaneously coupled to the first concentration basin 100 and top entry of the second concentration basin 200 by two connection pipelines, select factories and miness supply line B to connect on the connection pipeline of the first concentration basin 100 second and be provided with valve 1, select factories and miness supply line B to connect on the connection pipeline of the second concentration basin 200 second and be provided with valve 2, control to select the high grade ore pulp of factories and miness supply line B optionally to enter the first concentration basin 100 and/or the second concentration basin 200 from second by valve 1 and 2.Described first concentration basin 100 outlet at bottom is connected to the first underflow pump unit 21 by connecting pipeline, the pumping outlet conduit of the first underflow pump unit 21 separates the first bypass line 23 and the second bypass line 24, it is provided with valve 5 in wherein said first bypass line 23, and described first bypass line 23 is connected to the first slurry distribution main pipeline 27, described first slurry distribution main pipeline 27 is simultaneously coupled to the top entry of all agitator tanks by some bypass line, and it is provided with valve in the bypass line connecting each agitator tank, lead at described first slurry distribution main pipeline 27 simultaneously and on the position of each agitator tank, be also both provided with valve, can control can flow to the most any one or any number of agitator tank from the ore pulp slurry of the first bypass line 23 by these valves 7-12.Being provided with valve 6 in described second bypass line 24, the most described second bypass line 24 is connected to the top entry of the second concentration basin 200.The the first underflow pump unit 21 being connected to described first concentration basin 100 outlet at bottom preferably includes two pumping branch roads arranged side by side; every pumping branch road is provided with a underflow pump 29 and some valves; article two, the outfan of pumping branch road is connected to same pumping outlet conduit; ensure that the first underflow pump unit is in the continuous duty that will not shut down by arranging two pumping branch roads arranged side by side, and underflow pumpability can be controlled according to actual needs by the duty selectively turning on two pumping branch roads.nullPipeline on second concentration basin connects similar with above-mentioned first concentration basin，The most described second concentration basin 200 outlet at bottom is connected to the second underflow pump unit 22 by connecting pipeline，The pumping outlet conduit of the second underflow pump unit 22 separates the 3rd bypass line 25 and the 4th bypass line 26，It is provided with valve 14 in wherein said 3rd bypass line 25，And described 3rd bypass line 25 is connected to the second slurry distribution main pipeline 28，Described second slurry distribution main pipeline 28 is simultaneously coupled to the top entry of all agitator tank 30-70 by some bypass line，And it is provided with valve in the bypass line connecting each agitator tank，Lead at described second slurry distribution main pipeline 28 simultaneously and on the position of each agitator tank, be also both provided with valve，Can control can flow to the most any one or any number of agitator tank from the ore pulp slurry of the 3rd bypass line 25 by these valves 15-20.Being provided with valve 13 in described 4th bypass line 26, the most described 4th bypass line 26 is connected to the top entry of the first concentration basin 100.The the second underflow pump unit 22 being connected to described second concentration basin 200 outlet at bottom preferably includes two pumping branch roads arranged side by side; every pumping branch road is provided with a underflow pump 29 and some valves; article two, the outfan of pumping branch road is connected to same pumping outlet conduit; ensure that the second underflow pump unit is in the continuous duty that will not shut down by arranging two pumping branch roads arranged side by side, and underflow pumpability can be controlled according to actual needs by the duty selectively turning on two pumping branch roads.
According to the actual preferred model providing of the present invention pair of concentration basin Slurry Pipeline Transportation various parts and size, wherein said second valve 1 selecting factories and miness supply line B to connect on the pipeline of the first concentration basin 100 is manually-operated gate, its pressure rating is 150 pounds, a size of 17.7 inches, connecting the valve 2 on the pipeline of the second concentration basin 200 is manually-operated gate, its pressure rating is 150 pounds, a size of 17.7 inches；First valve 3 and 4 selecting factories and miness supply line A to connect on the pipeline of the first concentration basin 100 and the second concentration basin is manually-operated gate, and its pressure rating is 150 pounds, a size of 13.8 inches；Described first concentration basin 100 is 22 meters of (diameter) concentration basins, its per hour concentration ability be 375 tons, i.e. 375t/h, center driving, described second concentration basin 200 is 20 meters of (diameter) concentration basins, its per hour concentration ability be 300 tons, i.e. 300t/h, center driving；Described first to select factories and miness supply line A be DN350 pipeline, and described second to select factories and miness supply line B be DN450 pipeline, and described first to fourth bypass line 21-24 is DN200 pipeline, the nominal operation flow of described underflow pump 29: 300m3/ h, lift 40m；Valve 5,6,13,14 in described first to fourth bypass line is electrically operated valve, and its pressure rating is 150 pounds, a size of 8 inches.
Optionally can be inputted selecting the slurry of factories and miness supply line A from first to the first concentration basin 100 and/or the second concentration basin 200 by of the present invention pair of concentration basin Slurry Pipeline Transportation system, optionally can input selecting the slurry of factories and miness supply line B from second to the first concentration basin 100 and/or the second concentration basin 200, it is capable of sending mutually of slurry between the first concentration basin 100 and the second concentration basin 200, give full play to the complementary duty characteristic of two concentration basins, improve thickening efficiency to greatest extent, ore pulp after can the first concentration basin 100 and/or the second concentration basin 200 being concentrated optionally exports to any one or arbitrarily in some agitator tanks, improve concentration slurry distribution flexibility ratio to greatest extent, entirety is greatly improved the work efficiency of Slurry Pipeline Transportation system.
The method utilizing of the present invention pair of concentration basin Slurry Pipeline Transportation system to solve some technical problems typically encountered in existing Slurry Pipeline Transportation given below:
Elected factory produces different grade ore pulp such as first and selects factories and miness supply line A to provide low grade ore pulp, second when selecting the factories and miness supply line B high grade ore pulp of offer, by opening valve 1, closedown valve 2, opening valve 4, closedown valve 3, it is thus possible to allow high grade ore pulp enter the first concentration basin 100, to allow low grade ore pulp enter the second concentration basin 200, it is achieved thereby that grade concentrate different to height separate concentration, carry out adequate preparation for pipeline classification conveying.
If the first concentration basin 100 breaks down and can not enter ore deposit concentration in short-term in normal course of operation, then by opening valve 2, closing valve 1, temporarily allow and enter the second concentration basin 200 from the second high grade ore pulp selecting factories and miness supply line B to provide, produce without Bi Tingxuan factory.If in like manner the second concentration basin breaks down and can not enter ore deposit concentration in short-term, then by opening valve 3, closing valve 4, temporarily allow and enter the first concentration basin 100 from the first low grade ore pulp selecting factories and miness supply line A to provide, produce without Bi Tingxuan factory.
Elected factory volume of production strengthens, concentration basin 100 or 200 occur running mixed, then can carry out, by the aperture of control valve 1,2,3,4, the concentration basin that respite load is heavier when running ore deposit, make concentration basin overflow water qualified in the case of ensureing not affect production as far as possible, as being 375t/h when the maximum processing capability of the first concentration basin, through second select that factories and miness supply line B provides select under factory ore deposit concentration by 25% calculation namely 1200m3/ h, if greater than 1200m3/ h then can suitably open valve 2, the ore pulp selecting factories and miness supply line B to provide second shunts a part by DN450 pipeline to the second concentration basin 200, the aperture of valve 2 can contrast selects ore deposit amount and concentration basin practical situation under factory to be adjusted, and controls between 10%--50%；In like manner this 300t/h of maximum processing capability of the second concentration basin 200, through first select that factories and miness supply line A provides select if ore deposit concentration is calculated under factory namely 970m by 25%3/ h, if greater than 970m3/ h then can suitably open valve 3, allows first to select a part of ore deposit in factories and miness supply line A to be diverted to the first concentration basin 100 by DN350 pipeline, and the aperture of valve 3 can contrast selects ore deposit amount and concentration basin practical situation under factory to be adjusted, and controls at 10%--50%.
When running into great overhauling project, such as the first concentration basin 100 is overhauled: meet after the high-concentration ore slurry that pipeline conveying requires is pumped into agitator tank by the first underflow pump unit 21 and the first bypass line 23 bottom by the first concentration basin 100, in first concentration basin 100, the remaining major part concentration ore pulp less than 60% and water then can be extracted in the second concentration basin 200 by underflow pump by the second bypass line and again concentrate, only need to start the underflow pump in the first underflow pump unit, open valve 6 simultaneously, close valve 5, remaining low concentration ore pulp in first concentration basin 100 and water can be extracted in the second concentration basin 200.The most only need to start the second underflow pump unit when in like manner the second concentration basin 200 is to be emptied, open simultaneously valve 13, close valve 14 can complete.
The present invention is by arranging two concentration basins, and by arranging that various pipelines trend and related valve achieve the cooperating pattern of double concentration basin, substantially increase performance and the work efficiency of Slurry Pipeline Transportation system, providing double concentration basin is a kind of preferred version on the basis of present inventive concept, it disclosure satisfy that the use demand of current slurry piping systems, but the protection of the present invention is not limited to this, those skilled in the art can arrange three or more concentration basins on the basis of innovation thinking of the present invention, pipeline annexation preferred implementation above-mentioned with the application between these concentration basins and between its with agitator tank similar, within the scope of these deformation both fall within the technological innovation of the present invention, protection scope of the present invention is as the criterion with the record of claims.
Below it is only that the preferred embodiment of the present invention is described; technical scheme is not limited to this; the any known deformation that those skilled in the art are made on the basis of the major technique of the present invention is conceived broadly falls into the present invention claimed technology category, and the protection domain that the present invention is concrete is as the criterion with the record of claims.
Claims (10)
- null1. a double concentration basin Slurry Pipeline Transportation system，It is characterized in that，Factories and miness supply line (A) is selected including first、Second selects factories and miness supply line (B)、First concentration basin (100)、Second concentration basin (200)、First underflow pump unit (21)、Second underflow pump unit (22)、Some agitator tanks、Some valves and some connection pipelines，Wherein said first selects factories and miness supply line (A) to be simultaneously coupled to described first concentration basin (100) and the second concentration basin (200)，Described second selects factories and miness supply line (B) to be simultaneously coupled to described first concentration basin (100) and the second concentration basin (200)，The outlet at bottom of described first concentration basin (100) is connected to the first underflow pump unit (21) by connecting pipeline，The pumping outlet conduit of described first underflow pump unit (21) separates the first bypass line (23) and the second bypass line (24)，It is provided with valve on described first bypass line (23) and the second bypass line (24)，Described first bypass line (23) is connected to described agitator tank，Described second bypass line (24) is connected to described second concentration basin (200)，The outlet at bottom of described second concentration basin (200) is connected to the second underflow pump unit (22) by connecting pipeline，The pumping outlet conduit of described second underflow pump unit (22) separates the 3rd bypass line (25) and the 4th bypass line (26)，It is provided with valve in described 3rd bypass line (25) and the 4th bypass line (26)，Described 3rd bypass line (25) is connected to described agitator tank，Described 4th bypass line (26) is connected to described first concentration basin (100).
- The most according to claim 1 pair of concentration basin Slurry Pipeline Transportation system, it is characterized in that, being provided with valve (3,4) on the described first connection pipeline selecting factories and miness supply line (A) and the first concentration basin (100) and the second concentration basin (200), described second selects factories and miness supply line (B) to be provided with valve (1,2) on the connection pipeline of the first concentration basin (100) and the second concentration basin (200).
- The most according to claim 2 pair of concentration basin Slurry Pipeline Transportation system, it is characterized in that, described first bypass line (23) is connected to the first slurry distribution main pipeline (27), described first slurry distribution main pipeline (27) is simultaneously coupled to the top entry of each described agitator tank by some bypass line, and in the bypass line connecting each agitator tank, it is provided with valve, lead at described first slurry distribution main pipeline (27) simultaneously and on the position of each agitator tank, be also both provided with valve.
- The most according to claim 2 pair of concentration basin Slurry Pipeline Transportation system, it is characterized in that, described 3rd bypass line (25) is connected to the second slurry distribution main pipeline (28), described second slurry distribution main pipeline (28) is simultaneously coupled to the top entry of each described agitator tank by some bypass line, and in the bypass line connecting each agitator tank, it is provided with valve, lead at described second slurry distribution main pipeline (28) simultaneously and on the position of each agitator tank, be also both provided with valve.
- The most according to claim 1 pair of concentration basin Slurry Pipeline Transportation system, it is characterized in that, described first underflow pump unit (21) and the second underflow pump unit (22) all include two pumping branch roads arranged side by side, are provided with a underflow pump (29) and some valves on every pumping branch road.
- The most according to claim 1 pair of concentration basin Slurry Pipeline Transportation system, it is characterized in that, described second bypass line (24) is connected to the top entry of described second concentration basin (200), and described 4th bypass line (26) is connected to the top entry of described first concentration basin (100).
- The most according to claim 1 pair of concentration basin Slurry Pipeline Transportation system, it is characterized in that, described first selects factories and miness supply line (A) use DN350 pipeline and be used for providing low grade ore pulp, and described second selects factories and miness supply line (B) use DN450 pipeline and be used for providing high grade ore pulp.
- The most according to claim 1 pair of concentration basin Slurry Pipeline Transportation system, it is characterized in that, described first select factories and miness supply line (A) and the first concentration basin (100) and the second concentration basin (200) connect the valve (3,4) arranged on pipeline be pressure rating at 150 pounds, the manually-operated gate of a size of 13.8 inches, described second to select factories and miness supply line (B) be that pressure rating is at 150 pounds, the manually-operated gate of a size of 17.7 inches with the valve (1,2) of setting on the connection pipeline of the first concentration basin (100) and the second concentration basin (200).
- The most according to claim 1 pair of concentration basin Slurry Pipeline Transportation system, it is characterized in that, described first concentration basin (100) is the concentration basin of diameter 22 meters, concentration ability is 375 tons per hour, described second concentration basin (200) is the concentration basin of diameter 20 meters, and concentration ability is 300 tons per hour.
- 10. according to the double concentration basin Slurry Pipeline Transportation systems described in any one of claim 1-9, it is characterized in that, described first bypass line (23), the second bypass line (24), the 3rd bypass line (25) and the 4th bypass line (26) are DN200 pipeline, and the valve that it is arranged is pressure rating at 150 pounds, the electrically operated valve of a size of 8 inches.
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| CN105114811A (en) * | 2015-09-16 | 2015-12-02 | 云南大红山管道有限公司 | Application system of double-thickening-tank system in ore pulp thickening |
| CN110594585A (en) * | 2019-08-28 | 2019-12-20 | 云南大红山管道有限公司 | Material conveying and switching system with double conveying pipelines |
| CN114791088A (en) * | 2022-04-06 | 2022-07-26 | 云南大红山管道有限公司 | Adding device and adding control method for lime milk in slurry pipeline |
| CN115337817A (en) * | 2022-08-15 | 2022-11-15 | 云南大红山管道有限公司 | Concentration tank control method and device for improving pipeline conveying and dewatering efficiency |
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