CN103032676B - A kind of circular slurry making system of accident free pond - Google Patents
A kind of circular slurry making system of accident free pond Download PDFInfo
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- CN103032676B CN103032676B CN201210581020.3A CN201210581020A CN103032676B CN 103032676 B CN103032676 B CN 103032676B CN 201210581020 A CN201210581020 A CN 201210581020A CN 103032676 B CN103032676 B CN 103032676B
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Abstract
The present invention relates to a kind of accident free pond circular slurry making system, comprise stirring chest (1), process water pond (2), trench (3), main pump (4), underflow pump (5), Pulp pump (6) and pipeline and valve, process water pond (2) provides circular slurry making and the high-pressure washing water needed for pipe blow-through equipment and backwashing water, be provided with between main pump outlet pipeline (19) and trench (3) and land ore pulp discharge conduit (12), plasma discharge pipeline (9) is provided with between trench (3) and stirring chest (1), plasma discharge pipeline (9) is provided with Pulp pump (6), ore removal pipeline (7) is provided with between stirring chest (1) and main pump inlet pipe (14), ore removal pipeline (7) is provided with underflow pump (5), the ore pulp that lands in main pipeline enters in trench (3) and deposits, then enters pipe-line transportation system through Pulp pump (6), plasma discharge pipeline (9), stirring chest (1), underflow pump (5), ore removal pipeline (7), main pump inlet pipeline (14).
Description
Technical field
The present invention relates to long-distance iron ore concentrate pipeline delivery technology process, how " land ore pulp " reconstituted circularly is entered the system and device of Cemented filling by the intermediate pump station especially relating to accident free pond, is specifically related to a kind of accident free pond circular slurry making system.
Background technique
" long-distance iron ore concentrate pipeline conveying " is emerging, new high-tech industry, is the bright spot of low-carbon (LC), green economy.Along with the original pumping plant of needs of development can not meet conveying requirement, just need newly-increased pumping plant to strengthen conveying dynamics.
Be connected in course of conveying at original multi stage pumping station; because of technological reason often have some slurry heads not meeting technological requirement and standard, slurry tail etc. " land ore pulp " slurry need drain into accident pool; or the ore pulp overpressure sometimes in main pump inlet pipeline; for avoiding damaging main pump; often the ore pulp in main pump inlet pipeline can be entered accident pool with release pressure; ore pulp in accident pool squeezes into main pipeline in a certain amount of rear section of accumulation by the circulatory system, and part is transported to stock ground by engineering machinery, vehicle etc.And accident pool floor space is large, construction cost is high, system complex, therefore turning back in main pipeline of how simpler and easy, efficient to " land ore pulp ", low cost being dropped into is delivered to terminal station, is a urgent problem.
Summary of the invention
For solving the technical problem of above-mentioned existence, the present invention devises a kind of accident free pond circular slurry making system, and system is simple, cost is low.
In order to solve the technical problem of above-mentioned existence, present invention employs following scheme:
A kind of accident free pond circular slurry making system, comprise stirring chest 1, process water pond 2, main pump 4, underflow pump 5, Pulp pump 6 and various pipeline and valve, process water pond 2 provides circular slurry making and the high-pressure washing water needed for pipe blow-through equipment and backwashing water, it is characterized in that: also comprise trench 3, trench 3 holds the ore pulp that lands of main pump pipeline discharge, the long-pending ore deposit that Pulp pump 6 extracts in trench 3 is entered stirring chest 1, the underflow pump 5 long-pending ore deposit extracted in stirring chest 1 is transported to main pump pipeline and enters pipe-line transportation system, trench 3 and stirring chest 1 is adopted to replace accident pool to hold landing ore pulp to simplify circular slurry making system and to reduce costs, between process water pond 2 and trench 3, be also provided with high-pressure washing water service to provide high-pressure washing water, process water pond 2 provides backwashing water with pipe blow-through equipment by backwashing water service.
Further, be provided with between trench 3 and main pump outlet pipeline 19 and land ore pulp discharge conduit 12, plasma discharge pipeline 9 is provided with between trench 3 and stirring chest 1, plasma discharge pipeline 9 is provided with Pulp pump 6, be provided with ore removal pipeline 7 between stirring chest 1 and main pump inlet pipe 14, ore removal pipeline 7 be provided with underflow pump 5;
In main pipeline underproof ore pulp by land ore pulp discharge conduit 12 enter precipitate in trench 3 qualified after, extracted by Pulp pump 6 and enter in stirring chest 1 by plasma discharge pipeline 9, open the ore removal valve 8 on ore removal pipeline 7 again, unlatching underflow pump 5 ore pulp extracted in stirring chest 1 is transported to main pump inlet pipeline 14 by ore removal pipeline 7 and enters pipe-line transportation system.
Further, between stirring chest 1 and trench 3, be also provided with overflow pipe 10, so that ore pulp unnecessary in stirring chest 1 enters trench 3 by overflow pipe 10.
Further, stirring chest 1 top is provided with level meter to monitor mineral pulp level height in stirring chest 1, and level meter signal and PLC connect opening or closing with controlling water kick valve.
Further, the backwashing water that stirring chest 1 bottom to be also connected with overflow pipe 10 for cleaning stirring chest 1 by blowdown valve 18 is discharged to trench 3.
Further, backwashing water service and high-pressure washing water service is also comprised;
Backwashing water service comprises fresh water pipeline 20, ore removal pipeline 7 is connected with process water pond 2 by fresh water pipeline 20, ore removal pipeline 7 exports and the joint of fresh water pipeline 20 is provided with the first cleaning valve 15, and second valve 22 of backwashing water through fresh water pipeline 20, first cleaning valve 15, main pump inlet pipeline 14 and ore removal pipeline 7 joint enters main pump inlet pipeline 14 pairs of main pumps 4 and attached miscellaneous part cleans; Between the underflow pump 5 of ore removal pipeline 7 entrance and ore removal the valve 8 and joint of fresh water pipeline 20 is provided with the 3rd cleaning valve 17, when ore removal pipeline 7 is blocked by high-concentration ore slurry, close ore removal valve 8 and the first cleaning valve 15, backwashing water enters ore removal pipeline 7 with dredging pipeline through fresh water pipeline 20, the 3rd cleaning valve 17;
High-pressure washing water service comprises high-pressure water pipe 11, and high-pressure water pipe 11 is arranged between process water pond 2 and trench 3, and high-pressure washing water plays the effect of high pressure washing stirring so that Pulp pump 6 extracts ore pulp to the ore pulp in trench 3.
Further, underflow pump 5 exports and be also connected with by-pass line 21 between stirring chest 1, by-pass line 21 is provided with the second cleaning valve 16, backwashing water enters stirring chest 1 to clean underflow pump 5 or stirring chest 1 through fresh water pipeline 20, the 3rd cleaning valve 17, underflow pump 5 and by-pass line 21 successively.
Further, the high-pressure washing water of circular slurry making system and the pressure of backwashing water by installing clean waterpump or utilizing the head pressure between process water pond 2 and pipe-line equipment to produce on fresh water pipeline 20 and high-pressure water pipe 11.
Further, relief pipeline 13 is also connected with between main pump inlet pipeline 14 and stirring chest 1, during ore pulp overpressure in main pump inlet pipeline 14, the ore pulp in main pump inlet pipeline 14 is entered stirring chest 1 and avoids damaging main pump 4 with release pressure by the valve opened on relief pipeline 13.
Further, underflow pump 5 and Pulp pump 6 control by PLC.
This accident free pond circular slurry making system has following beneficial effect:
(1) the present invention is held by stirring chest and trench and lands ore pulp and instead of accident pool of the prior art, structure is simple, greatly save construction, build and safeguard between the spreadable life expense expenditure of accident pool, saved cost of production greatly, there is significant economic benefit.
(2) in the present invention, directly precipitate by trench landing ore pulp and process, ore pulp after qualified enters stirring chest, then return main pipeline by underflow pump, therefore, excavate without the need to machinery, also without the need to ore pulp air dry on the spot, the pollution of environment can not be caused, reduce labor intensity simultaneously, save equipment and operating cost.The cycle that " land ore pulp " is processed and flow process short, efficiency is high.
(3) be provided with fresh water pipeline in the present invention, flush out the ore in sand form and cleaning main pump, stirring chest etc. that block in pipe road with the clear water in operation pond, structure is simple, easy to clean, saving water resource.
(4) in the present invention, be provided with high pressure water water pipe between process water pond and trench, high pressure water facilitates Pulp pump extraction ore pulp to the effect that the ore pulp in trench plays high pressure washing stirring.
(5), in the present invention, the pressure of high pressure water and rinse water is by installing clean waterpump or utilizing the head pressure between process water pond and pipe-line equipment to produce, and structure is simple, easy to use, cost is low.
(6) in the present invention, between main pump inlet pipeline and stirring chest, be also connected with relief pipeline, when avoiding the ore pulp overpressure in main pump inlet pipeline, damage main pump.
Accompanying drawing explanation
Fig. 1: the parts connection diagram of accident free pond of the present invention circular slurry making system.
Description of reference numerals:
1-stirring chest; 2-process water pond; 3-trench; 4-main pump; 5-underflow pump; 6-Pulp pump; 7-ore removal pipeline; 8-ore removal valve; 9-plasma discharge pipeline; 10-overflow pipe; 11-high-pressure water pipe; 12-land ore pulp discharge conduit; 13-relief pipeline; 14-main pump inlet pipeline; 15-the first cleaning valve; 16-the second cleaning valve; 17-the three cleaning valve; 18-blowdown valve; 19-main pump pulp pipeline; 20-fresh water pipeline; 21-by-pass line; 22-the second valve.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be further described:
Fig. 1 shows a kind of circular slurry making system of accident free pond, comprise stirring chest 1, process water pond 2, trench 3, main pump 4, underflow pump 5, Pulp pump 6 and various pipeline and valve, process water pond 2 provides circular slurry making and the water needed for pipe blow-through equipment, and Pulp pump 6 extracts the long-pending ore deposit of trench 3; Underflow pump 5 extracts the long-pending ore deposit in stirring chest 1.Be provided with between main pump pulp pipeline 19 and trench 3 and land ore pulp discharge conduit 12, plasma discharge pipeline 9 is provided with between trench 3 and stirring chest 1, plasma discharge pipeline 9 is provided with Pulp pump 6, between stirring chest 1 and main pump inlet pipe 14, is provided with ore removal pipeline 7, ore removal pipeline 7 is provided with underflow pump 5.
During work, underproof ore pulp is entered in trench 3 precipitated by the ore pulp discharge conduit 12 that lands be connected with main pump pulp pipeline 19, by Pulp pump 6, the ore pulp in trench 3 is entered in stirring chest 1 by plasma discharge pipeline 9 again after qualified, then, open the ore removal valve 8 on ore removal pipeline 7, the ore pulp that unlatching underflow pump 5 just can extract in stirring chest 1 is transported to main pump inlet pipeline 14 by ore removal pipeline 7, and ore pulp just enters long-distance transportation through pipeline system.
Overflow pipe 10 is also provided with between stirring chest 1 and trench 3, after the ore pulp in stirring chest 1 is filled, unnecessary ore pulp will enter trench 3 by overflow pipe 10, stirring chest 1 is provided with level meter to monitor the height of liquid level of ore pulp in stirring chest 1, level meter signal and PLC connect opening or closing with controlling water kick valve.Also by blowdown valve 18, the backwashing water be connected for cleaning stirring chest 1 is discharged to trench 3 with overflow pipe 10 in stirring chest 1 bottom.
The circular slurry making system in this accident free pond also comprises fresh water pipeline 20, ore removal pipeline 7 is connected by fresh water pipeline 20 and process water pond 2, ore removal pipeline 7 exports and the joint of fresh water pipeline 20 is provided with the first cleaning valve 15, between the underflow pump 5 of ore removal pipeline 7 entrance and ore removal the valve 8 and joint of fresh water pipeline 20 is provided with the 3rd cleaning valve 17, when ore removal pipeline 7 is blocked by high-concentration ore slurry, close ore removal valve 8 and the first cleaning valve 15, backwashing water enters ore removal pipeline 7 with dredging pipeline through fresh water pipeline 20, the 3rd cleaning valve 17; When cleaning main pump 4, open the second valve 22 of the first cleaning valve 15 and main pump inlet pipeline 14 and ore removal pipeline 7 joint, close the 3rd cleaning valve 17, backwashing water enters main pump inlet pipeline 14 pairs of main pumps 4 through fresh water pipeline 20, first cleaning valve 15 and attached miscellaneous part cleans simultaneously;
Underflow pump 5 exports and be also connected with by-pass line 21 between stirring chest 1, by-pass line 21 and underflow pump 5, ore removal valve 8 are in parallel, by-pass line 21 is provided with the second cleaning valve 16, when underflow pump 5, stirring chest 1 and attached parts thereof will be cleaned, close the first cleaning valve 15, ore removal valve 8 and the second valve 22, open the 3rd cleaning valve 17, second cleaning valve 16, backwashing water will be drained after fresh water pipeline 20, the 3rd cleaning valve 17, underflow pump 5 and by-pass line 21 enter stirring chest 1 simultaneously.
Between process water pond 2 and trench 3, be also provided with high-pressure water pipe 11, when the long-pending mine disaster in trench 3 is to extract, high-pressure washing water can play the effect of high pressure washing stirring so that Pulp pump 6 extracts ore pulp to ore pulp.The high-pressure washing water of circular slurry making system and the pressure of backwashing water by installing clean waterpump or utilizing the head pressure between process water pond 2 and pipe-line equipment to produce on fresh water pipeline 20 and high-pressure water pipe 11.
Relief pipeline 13 is also connected with between main pump inlet pipeline 14 and stirring chest 1, during ore pulp overpressure in main pump inlet pipeline 14, for avoiding damaging main pump 4, ore pulp in main pump inlet pipeline 14 is entered stirring chest 1 with release pressure by the valve opened on relief pipeline 13, pass through underflow pump 5, ore removal pipeline 7 again by pulp conveying to main pump inlet pipeline 14, ore pulp just can enter long-distance transportation through pipeline system afterwards.
In the present embodiment, underflow pump 5 and Pulp pump 6 control by PLC.
Above by reference to the accompanying drawings to invention has been exemplary description; obvious realization of the present invention is not subject to the restrictions described above; as long as have employed the various improvement that method of the present invention is conceived and technological scheme is carried out; or design of the present invention and technological scheme directly applied to other occasion, all in protection scope of the present invention without to improve.
Claims (10)
1. an accident free pond circular slurry making system, comprise stirring chest (1), process water pond (2), main pump (4), underflow pump (5), Pulp pump (6) and various pipeline and valve, process water pond (2) provides circular slurry making and the high-pressure washing water needed for pipe blow-through equipment and backwashing water, it is characterized in that: also comprise trench (3), trench (3) holds the ore pulp that lands of main pump pipeline discharge, the long-pending ore deposit that Pulp pump (6) extracts in trench (3) is entered stirring chest (1), underflow pump (5) the long-pending ore deposit extracted in stirring chest (1) is transported to main pump pipeline and enters pipe-line transportation system, adopt trench (3) and stirring chest (1) to replace accident pool to hold and land ore pulp to simplify circular slurry making system and to reduce costs, between process water pond (2) and trench (3), be also provided with high-pressure washing water service to provide high-pressure washing water, process water pond (2) provides backwashing water with pipe blow-through equipment by backwashing water service.
2. accident free pond according to claim 1 circular slurry making system, it is characterized in that: be provided with between trench (3) and main pump outlet pipeline (19) and land ore pulp discharge conduit (12), plasma discharge pipeline (9) is provided with between trench (3) and stirring chest (1), plasma discharge pipeline (9) is provided with Pulp pump (6), be provided with ore removal pipeline (7) between stirring chest (1) and main pump inlet pipe (14), ore removal pipeline (7) be provided with underflow pump (5);
In main pipeline underproof ore pulp by land ore pulp discharge conduit (12) enter precipitation in trench (3) qualified after, being extracted by Pulp pump (6) and passing through plasma discharge pipeline (9) enters in stirring chest (1), open the ore removal valve (8) on ore removal pipeline (7) again, the ore pulp opened in underflow pump (5) extraction stirring chest (1) is transported to main pump inlet pipeline (14) by ore removal pipeline (7) and enters pipe-line transportation system.
3. accident free pond according to claim 1 and 2 circular slurry making system, it is characterized in that: between stirring chest (1) and trench (3), be also provided with overflow pipe (10), so that ore pulp unnecessary in stirring chest (1) enters trench (3) by overflow pipe (10).
4. accident free pond according to claim 3 circular slurry making system, is characterized in that: stirring chest (1) top is provided with level meter to monitor the interior mineral pulp level height of stirring chest (1), and level meter signal and PLC connect opening or closing with controlling water kick valve.
5. accident free pond according to claim 3 circular slurry making system, is characterized in that: also by blowdown valve (18), the backwashing water be connected for cleaning stirring chest (1) is discharged to trench (3) with overflow pipe (10) in stirring chest (1) bottom.
6., according to the arbitrary described accident free pond circular slurry making system of claim 1,2,4 or 5, it is characterized in that: also comprise backwashing water service and high-pressure washing water service;
Backwashing water service comprises fresh water pipeline (20), ore removal pipeline (7) is connected with process water pond (2) by fresh water pipeline (20), the joint of ore removal pipeline (7) outlet and fresh water pipeline (20) is provided with the first cleaning valve (15), and backwashing water enters main pump inlet pipeline (14) with second valve (22) of ore removal pipeline (7) joint clean main pump (4) and attached miscellaneous part thereof through fresh water pipeline (20), the first cleaning valve (15), main pump inlet pipeline (14); Between the underflow pump (5) of ore removal pipeline (7) entrance and ore removal valve (8) and the joint of fresh water pipeline (20) is provided with the 3rd cleaning valve (17), when ore removal pipeline (7) is blocked by high-concentration ore slurry, close ore removal valve (8) and the first cleaning valve (15), backwashing water enters ore removal pipeline (7) with dredging pipeline through fresh water pipeline (20), the 3rd cleaning valve (17);
High-pressure washing water service comprises high-pressure water pipe (11), high-pressure water pipe (11) is arranged between process water pond (2) and trench (3), and high-pressure washing water plays the effect of high pressure washing stirring so that Pulp pump (6) extracts ore pulp to the ore pulp in trench (3).
7. accident free pond according to claim 6 circular slurry making system, it is characterized in that: between underflow pump (5) outlet and stirring chest (1), be also connected with by-pass line (21), by-pass line (21) is provided with the second cleaning valve (16), backwashing water enters stirring chest (1) to clean underflow pump (5) or stirring chest (1) through fresh water pipeline (20), the 3rd cleaning valve (17), underflow pump (5) and by-pass line (21) successively.
8. accident free pond according to claim 6 circular slurry making system, is characterized in that: the high-pressure washing water of circular slurry making system and the pressure of backwashing water are by above installing clean waterpump at fresh water pipeline (20) and high-pressure water pipe (11) or utilize the head pressure between process water pond (2) and pipe-line equipment to produce.
9. the accident free pond circular slurry making system according to claim 1,2,4,5,7 or 8, it is characterized in that: between main pump inlet pipeline (14) and stirring chest (1), be also connected with relief pipeline (13), during ore pulp overpressure in main pump inlet pipeline (14), the ore pulp in main pump inlet pipeline (14) is entered stirring chest (1) and avoids damaging main pump (4) with release pressure by the valve opened on relief pipeline (13).
10. accident free pond according to claim 9 circular slurry making system, is characterized in that: underflow pump (5) and Pulp pump (6) control by PLC.
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| CN201210581020.3A CN103032676B (en) | 2012-12-28 | 2012-12-28 | A kind of circular slurry making system of accident free pond |
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| CN201210581020.3A CN103032676B (en) | 2012-12-28 | 2012-12-28 | A kind of circular slurry making system of accident free pond |
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| CN103341333A (en) * | 2013-06-14 | 2013-10-09 | 苏州汇涵医用科技发展有限公司 | Stirring, filtering and liquid-storing apparatus for medical wound-protecting liquid |
| CN103331117A (en) * | 2013-06-14 | 2013-10-02 | 苏州汇涵医用科技发展有限公司 | Stirring and filtering device for medical wound protecting liquid |
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| CN101581401A (en) * | 2009-06-23 | 2009-11-18 | 云南大红山管道有限公司 | Online switching method of high-pressure long-distance slurry pipeline transmission multi-stage pump station |
| CN201696869U (en) * | 2010-04-16 | 2011-01-05 | 云南大红山管道有限公司 | Circular slurry making system used in iron ore concentrate pipeline transportation |
| CN203068143U (en) * | 2012-12-28 | 2013-07-17 | 云南大红山管道有限公司 | Circulating slurry manufacturing system of no-accident pool |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20100122738A1 (en) * | 2008-11-17 | 2010-05-20 | David Williamson | Excess grey water disposal |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201047491Y (en) * | 2007-02-16 | 2008-04-16 | 马雪峰 | Domestic sewage clean-up automatic voltage increase recycle device |
| CN101581401A (en) * | 2009-06-23 | 2009-11-18 | 云南大红山管道有限公司 | Online switching method of high-pressure long-distance slurry pipeline transmission multi-stage pump station |
| CN201696869U (en) * | 2010-04-16 | 2011-01-05 | 云南大红山管道有限公司 | Circular slurry making system used in iron ore concentrate pipeline transportation |
| CN203068143U (en) * | 2012-12-28 | 2013-07-17 | 云南大红山管道有限公司 | Circulating slurry manufacturing system of no-accident pool |
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