CN203899729U - Pulsating-flow teetered bed separator suitable for separation of coarse coal slime in wide granularity grade - Google Patents
Pulsating-flow teetered bed separator suitable for separation of coarse coal slime in wide granularity grade Download PDFInfo
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- CN203899729U CN203899729U CN201420348943.9U CN201420348943U CN203899729U CN 203899729 U CN203899729 U CN 203899729U CN 201420348943 U CN201420348943 U CN 201420348943U CN 203899729 U CN203899729 U CN 203899729U
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Abstract
The utility model relates to a pulsating-flow teetered bed separator suitable for separation of coarse coal slime in a wide granularity grade. A water ejection system is divided into a pulsating water ejection system and a constant-pressure water ejection system, wherein the pulsating water ejection system is mainly formed by a pulsating water ejection pipeline, a pulsating flowmeter, a pulsating valve and a pulsating pressure sensor, wherein the flowmeter is mounted at a water feeding part of the pulsating water ejection pipeline, the pulsating valve is mounted at a water discharging part of the pulsating water ejection pipeline, and the pulsating pressure sensor is mounted at a water discharging end of the pulsating water ejection pipeline; the constant-pressure water ejection system is mainly formed by a constant-pressure water ejection pipeline, a constant-pressure flowmeter, an electric control valve and a constant-pressure pressure sensor, wherein the flowmeter is mounted at the water feeding part of the constant-pressure water ejection pipeline, the electric control valve is mounted at the water discharging part of the constant-pressure water ejection pipeline, and the constant-pressure pressure sensor is mounted at the water discharging end of the constant-pressure water ejection pipeline; the water discharging end of the pulsating water ejection pipeline is connected with a pulsating water sleeve of a teetered bed separator system; a pressure ejection water sleeve of the teetered bed separator system is connected with the water discharging end of the constant-pressure water ejection pipeline. The teetered bed separator which is used for separating the coarse coal slime in the wide granularity grade within 0.3mm to 3.0mm is wide in separation granularity, high in separation precision, large in treatment capacity and simple in structure.
Description
Technical field
The utility model relates to a kind of hindered bed separator, particularly relates to a kind of Pulsating Flow hindered bed separator that is applicable to wide grade separation of coarse slime.
Background technology
Along with the raising of mechanical coal mining degree and the variation of geological conditions, fine particle content in raw coal is more and more, the sorting of Bed for Fine Coal has been subject to extensive concern, in Bed for Fine Coal, some is between the coal grain between gravity treatment and flotation (between particle diameter 0.3-3.0mm), utilize traditional wide grade gravity treatment and method for floating to process all more difficult, effect is all undesirable, and this part Bed for Fine Coal is the coarse slime of conventionally saying.
According to incompletely statistics, 0.3-3.0mm part coal content majority is between 20%～45%, and that this part coal and mineral matter dissociate is more abundant, for desulfurization and deashing provides good condition.If the sorting of this part of coal can not get paying attention to, the efficiency of separation is not high in other words, will greatly affect the productive rate of total cleaned coal and the economic benefit of enterprise.Coarse slime becomes affects the maximum technical bottleneck that coal preparation plant's clean coal yield improves.
Hindered bed separator is to process the most effective equipment of coarse slime, but traditional hindered bed separator is only suitable for narrow grade sorting, the ratio that is material size bound is less than 4, and the grade of coarse slime is between 0.3-3.0mm, and the ratio of granularity bound has reached 10.In order effectively to improve the efficiency of separation of coarse slime, the cleaned coal in large as far as possible recovery coarse slime, has invented a kind of Pulsating Flow hindered bed separator that is applicable to wide grade separation of coarse slime.
Summary of the invention
Goal of the invention of the present utility model is to be only suitable for narrow grade sorting for traditional hindered bed separator, and coarse slime is difficult to the problems such as sorting, and a kind of Pulsating Flow hindered bed separator that is applicable to wide grade separation of coarse slime is provided.
Realize above-mentioned purpose by the following technical solutions:
A kind of Pulsating Flow hindered bed separator that is applicable to wide grade separation of coarse slime, comprise: hindered bed separator system and top water system, it is characterized in that, top water system is divided into pulsation top water system and level pressure top water system, pulsation top water system is mainly made up of pulsation top water lines, pulsating flow meter, flutter valve and oscillatory pressure pick-up, the water section that enters of pulsation top water lines is installed flowmeter, and flutter valve is installed in water part, and oscillatory pressure pick-up is installed in water side; Level pressure top water system is mainly made up of level pressure top water lines, level pressure flowmeter, electric control valve and level pressure pressure sensor, and the water section that enters of level pressure top water lines is installed flowmeter, and electric control valve is installed in water part, and level pressure pressure sensor is installed in water side; The water side of pulsation top water lines is connected with the pulsation water jacket of hindered bed separator system, and the top setting-out cover of hindered bed separator system is connected with the water side of level pressure top water lines,
Further, described pulsation top water lines is inverted U structure.
Further, described level pressure top water lines is inverted U structure.
Further, the coarse slime of the described wide grade of hindered bed separator sorting 0.3-3.0mm.
Adopt technique scheme, compared with prior art, the feature of this device based on coarse slime self, a kind of top water system of hindered bed separator is divided into pulsation top water system and level pressure top water system, enter cell body by pipeline, water jacket, water distribution floral tube separately respectively, produce the pulsation ascending current of certain flow rate.Coarse slime enters cell body by feeding device, forms sorting bed with pulsation upwelling.In the time that the hindered falling end speed of coal particle is greater than the flow velocity of the upwelling of pulsing, particle can enter separator bottom through sorting bed and be discharged by underflow discharge device, forms tail coal; In the time that the hindered falling end speed of coal particle is less than the flow velocity of the upwelling of pulsing, particle can not pass sorting bed, is taken out of by overflow discharge device and is discharged by pulsation upwelling, forms cleaned coal.Thereby the object that has reached coarse slime efficient separation, has the advantages such as sorting granularity is wide, sharpness of separation is high, treating capacity is large, and simple in structure, be convenient to assembling processing, there are wide market prospects.
Brief description of the drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is that the A-A of Fig. 1 is to schematic diagram.
Mark in figure, pulsation is determined water lines 1, pulsating flow meter 2, flutter valve 3, oscillatory pressure pick-up 4, underflow piate materials device 5, Pressure gauge 6, pulsation water jacket 7, overflow discharge device 8, densitometer 9, actuator 10, feeding device 11, cell body 12, base 13, level pressure water jacket 14, pressure storehouse flusher 15, level pressure top water lines 16, level pressure flowmeter 17, electric control valve 18, level pressure pressure sensor 19, pressure storehouse pulsation water distribution floral tube 20, pressure storehouse level pressure water distribution floral tube 20.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further described.
The utility model discloses a kind of Pulsating Flow hindered bed separator that is applicable to wide grade separation of coarse slime, formed by pulsation top water system A, level pressure top water system B and hindered bed separator system.Concrete structure is shown in accompanying drawing 1, accompanying drawing 2.
Pulsation top water system A is positioned at a side of hindered bed separator system, and level pressure top water system B is positioned at the opposite side of hindered bed separator system.
Pulsation top water system A determines water lines 1 by pulsing, pulsating flow meter 2, and flutter valve 3, oscillatory pressure pick-up 4 forms, and pulsation is determined water lines 1 and is made up of left side straight tube, right side straight tube and arm, is inverted U structure.Left side straight tube is referred to as into water section, and the lower end of the left side straight tube of inverted U structure is circulating water intake, and pulsating flow meter 2 is installed at the middle part of left side straight tube, and pulsating flow meter 2 adopts commercially available prod.The left side straight tube of inverted U structure is connected curved pipe composition inverted U structure with the upper end of right side straight tube with connector.Inverted U structure right side straight tube is referred to as water part, and flutter valve 3 is installed at the middle part of right side straight tube, and flutter valve 3 is electric frequency conversion rotary pulse valves.The lower end of right side straight tube connects one section of arm with connector, and composition water side, installs oscillatory pressure pick-up 4 on arm.The pulsation water jacket 7 of the opening part of arm and hindered bed separator system connects.
See Fig. 1, Fig. 2, hindered bed separator system is by underflow piate materials device 5, pulsation water jacket 7, overflow discharge device 8, feeding device 11, cell body 12, base 13, pressure storehouse flusher 15 compositions such as grade.Feeding device 11 is positioned at hindered bed separator body upper one side, and actuator 10 is installed in the middle part of hindered bed separator body upper, and overflow discharge device 8 is arranged on the top of cell body 12, overflow discharge device 8 packing density meters 9, and cell body 12 is placed on base 13.The bottom of cell body 12 arranges pressure storehouse 6 and pressure storehouse flusher 15.The middle part in pressure storehouse 6 is provided with underflow material blending device 5, is provided with pulsation water jacket 7 and level pressure water jacket 14 on pressure storehouse 6, and level pressure water jacket 14 is connected with level pressure top water system.In pressure storehouse 6, be furnished with pressure storehouse pulsation water distribution floral tube 20 and pressure storehouse level pressure water distribution floral tube 21.The coarse slime of the wide grade of hindered bed separator sorting 0.3-3.0mm.
Level pressure top water system is by level pressure top water lines 16, level pressure flowmeter 17, and electric control valve 18, level pressure pressure sensor 19 forms, and level pressure top water lines 16 is identical with pulsation top water lines 1 structure, formed by left side straight tube, right side straight tube and arm, be inverted U structure.Right side straight tube is referred to as into water section, and left side straight tube is referred to as water part.The lower end of the right side straight tube of inverted U structure is circulating water intake, and level pressure flowmeter 17 is installed at the middle part of right side straight tube, and level pressure flowmeter 17 adopts commercially available prod.The right side straight tube of inverted U structure is connected curved pipe composition inverted U structure with the upper end of left side straight tube with connector.Electric control valve 18 is installed at the middle part of inverted U structure left side straight tube.The lower end of left side straight tube connects one section of arm, setting pressure sensor 19 on arm with connector.The level pressure water jacket 14 of the opening part of arm and hindered bed separator system connects.
Operation principle of the present utility model:
Ascending current is by top water system A and the level pressure top water system B of pulsing, enter cell body 12 by pipeline pulsation top water lines 1 and level pressure top water lines 16, pulsation water jacket 77 and level pressure water jacket 14, pressure storehouse pulsation water distribution floral tube 20 and pressure storehouse level pressure water distribution floral tube 21 separately respectively, produce the pulsation ascending current of certain flow rate.Coarse slime enters cell body 12 by feeding device 11, forms sorting bed with pulsation upwelling.In the time that the hindered falling end speed of coal particle is greater than the flow velocity of the upwelling of pulsing, particle can enter separator bottom through sorting bed, controls by densitometer 9 and actuator 10 interlocks, is discharged by underflow discharge device 5, forms tail coal; In the time that the hindered falling end speed of coal particle is less than the flow velocity of the upwelling of pulsing, particle can not pass sorting bed, is taken out of by overflow discharge device 8 and is discharged by pulsation upwelling, forms cleaned coal.
Claims (4)
1. one kind is applicable to the Pulsating Flow hindered bed separator of wide grade separation of coarse slime, comprise: hindered bed separator system and top water system, it is characterized in that, top water system is divided into pulsation top water system and level pressure top water system, pulsation top water system is mainly made up of pulsation top water lines, pulsating flow meter, flutter valve and oscillatory pressure pick-up, the water section that enters of pulsation top water lines is installed flowmeter, and flutter valve is installed in water part, and oscillatory pressure pick-up is installed in water side; Level pressure top water system is mainly made up of level pressure top water lines, level pressure flowmeter, electric control valve and level pressure pressure sensor, and the water section that enters of level pressure top water lines is installed flowmeter, and electric control valve is installed in water part, and level pressure pressure sensor is installed in water side; The water side of pulsation top water lines is connected with the pulsation water jacket of hindered bed separator system, and the top setting-out cover of hindered bed separator system is connected with the water side of level pressure top water lines.
2. the Pulsating Flow hindered bed separator that is applicable to wide grade separation of coarse slime according to claim 1, is characterized in that, described pulsation top water lines is inverted U structure.
3. the Pulsating Flow hindered bed separator that is applicable to wide grade separation of coarse slime according to claim 1, is characterized in that, described level pressure top water lines is inverted U structure.
4. the Pulsating Flow hindered bed separator that is applicable to wide grade separation of coarse slime according to claim 1, is characterized in that the coarse slime of the described wide grade of hindered bed separator sorting 0.3-3.0mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420348943.9U CN203899729U (en) | 2014-06-27 | 2014-06-27 | Pulsating-flow teetered bed separator suitable for separation of coarse coal slime in wide granularity grade |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420348943.9U CN203899729U (en) | 2014-06-27 | 2014-06-27 | Pulsating-flow teetered bed separator suitable for separation of coarse coal slime in wide granularity grade |
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| CN203899729U true CN203899729U (en) | 2014-10-29 |
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| CN201420348943.9U Expired - Fee Related CN203899729U (en) | 2014-06-27 | 2014-06-27 | Pulsating-flow teetered bed separator suitable for separation of coarse coal slime in wide granularity grade |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104923382A (en) * | 2015-07-13 | 2015-09-23 | 天津美腾科技有限公司 | Tailing quantified and continuous discharging method for coarse slime separation machine |
| CN104984816A (en) * | 2015-07-02 | 2015-10-21 | 洛阳矿山机械工程设计研究院有限责任公司 | Operation method for liquid-solid fluidization bed coarse slime sorting device capable of adjusting water speed in height direction |
| CN107876207A (en) * | 2017-10-30 | 2018-04-06 | 天津美腾科技有限公司 | A kind of separation of coarse slime tail ore deposit quantifies and the system and method for continuous pulp discharge |
| CN108435406A (en) * | 2018-04-04 | 2018-08-24 | 中国矿业大学 | A kind of separation of coarse slime device with stabilization fluid environment |
| CN109604042A (en) * | 2018-12-29 | 2019-04-12 | 天地（唐山）矿业科技有限公司 | A kind of energy saving shallow slot heavy-media separator of width grade pulsation |
| CN113649163A (en) * | 2021-07-15 | 2021-11-16 | 中煤科工集团唐山研究院有限公司 | Pulse type continuous discharging device and method of interference bed separator |
-
2014
- 2014-06-27 CN CN201420348943.9U patent/CN203899729U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104984816A (en) * | 2015-07-02 | 2015-10-21 | 洛阳矿山机械工程设计研究院有限责任公司 | Operation method for liquid-solid fluidization bed coarse slime sorting device capable of adjusting water speed in height direction |
| CN104984816B (en) * | 2015-07-02 | 2017-12-12 | 洛阳矿山机械工程设计研究院有限责任公司 | The operating method of short transverse water speed is adjustable liquid-solid fluid bed coarse slime size device |
| CN104923382A (en) * | 2015-07-13 | 2015-09-23 | 天津美腾科技有限公司 | Tailing quantified and continuous discharging method for coarse slime separation machine |
| CN107876207A (en) * | 2017-10-30 | 2018-04-06 | 天津美腾科技有限公司 | A kind of separation of coarse slime tail ore deposit quantifies and the system and method for continuous pulp discharge |
| CN108435406A (en) * | 2018-04-04 | 2018-08-24 | 中国矿业大学 | A kind of separation of coarse slime device with stabilization fluid environment |
| CN108435406B (en) * | 2018-04-04 | 2024-03-15 | 中国矿业大学 | Coarse slime sorting unit with stable fluidization environment |
| CN109604042A (en) * | 2018-12-29 | 2019-04-12 | 天地（唐山）矿业科技有限公司 | A kind of energy saving shallow slot heavy-media separator of width grade pulsation |
| CN109604042B (en) * | 2018-12-29 | 2021-03-09 | 天地（唐山）矿业科技有限公司 | Wide-size-fraction pulsating shallow-groove heavy-medium separator |
| CN113649163A (en) * | 2021-07-15 | 2021-11-16 | 中煤科工集团唐山研究院有限公司 | Pulse type continuous discharging device and method of interference bed separator |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141029 Termination date: 20190627 |