CN2279215Y - Multi-stage micro-bubble flotation column - Google Patents
Multi-stage micro-bubble flotation column Download PDFInfo
- Publication number
- CN2279215Y CN2279215Y CN96223878U CN96223878U CN2279215Y CN 2279215 Y CN2279215 Y CN 2279215Y CN 96223878 U CN96223878 U CN 96223878U CN 96223878 U CN96223878 U CN 96223878U CN 2279215 Y CN2279215 Y CN 2279215Y
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- China
- Prior art keywords
- column
- barrel body
- cylindrical barrel
- multistage
- microvesicle generators
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 238000005188 flotation Methods 0.000 title claims abstract description 30
- 239000006260 foam Substances 0.000 claims abstract description 15
- 230000004888 barrier function Effects 0.000 claims abstract description 12
- 239000003245 coal Substances 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 238000011084 recovery Methods 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000002347 injection Methods 0.000 abstract description 2
- 239000007924 injection Substances 0.000 abstract description 2
- 238000000926 separation method Methods 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 abstract 1
- 239000012141 concentrate Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000007921 spray Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Aerials With Secondary Devices (AREA)
Abstract
The utility model provides a multistage microbubble flotation column, it has a column barrel, there is the foam collecting vat at its top, inherent multilayer barrier of its inner wall and radome fairing, it selects separately the post to constitute the multistage, there is the tailing discharge pipe its lower part, its side is connected and is linked together with a plurality of microbubble generators and circulating pipe, the ore pulp is floated in certain high injection column, can also take the middlings thick liquid out the pressurization through circulating pipe and circulating pump, select separately in reinjection column barrel, carry out multistage separation in a column barrel like this, the technology has been simplified, the rate of recovery has been improved, the energy has been saved, water and factory building area, and simple structure, and reasonable, thereby improve the economic benefits of flotation column greatly.
Description
The utility model relates to a kind of preparation equipment, especially a kind of sorting unit of flotation pillar.
In prior art, the characteristics of traditional flotation column are: the air of injection mainly is pressed into by compressor, the gas that is pressed into generally is divided into bubble to gas by the air dispersion device that poromerics or medium constitute, but also has the defective of stopping up easily in actual applications.Carried out multiple development around fine-graded sorting in recent years, multiple method for floating and equipment have also appearred in the world, VPI flotation column (seeing United States Patent (USP) No. 576.1008) and China's " cyclone formula flotation column " as Virginia, US engineering college, the patent No.: 91213128.4, above-mentioned flotation column is for once inflated, its sorting is insufficient, the useful composition rate of recovery is low, limited the sorting capability of flotation column, and height of column is big, otherwise separating effect is not good, or many series connection of needs, its complex structure, huge, the reagent consumption height, easily stopped up shortcomings such as inconvenience cleaning by foreign material.
The purpose of this utility model is that design for the weak point that overcomes above-mentioned prior art a kind of realizes the multistage sorting reducing the post height in a cylinder, and the height L that makes flotation column was reduced to 2: 1 with the ratio of diameter D, and can improve the rate of recovery and energy efficient.
Task of the present utility model is implemented as follows: a kind of multistage microbubble floatation column that is used for sorting subparticle coal, it comprises cylindrical barrel body, be fixed with the foam feeder on it on the outer surface of top, on column side wall, be fixed with a plurality of microvesicle generators and a plurality of circulation pipe that are arranged above and below, circulation pipe is connected with circulating pump, circulating pump is communicated with microvesicle generators by pipeline, and the mine tailing drainage conduit is arranged at the opposite side bottom; The top central mounting has the foam cleaning hose on the cylindrical barrel body, and microvesicle generators is made up of nozzle, sleeve pipe, air intake duct, trunnion, anemostat and mixing chamber; It comprises that also the cylindrical barrel body inwall is fixed with multilayer barrier and the radome fairing that is arranged above and below.Described cylindrical barrel body is circle or square column cylindrical shell.Described barrier is disc or the square plate that matches with the cylindrical barrel body inner diameter, and many circular holes or square hole are arranged on it.Described radome fairing is a platform shape hollow cylinder that the diameter of going to the bottom is identical with the cylindrical barrel body internal diameter, in its top outer a ring cover is arranged, a plurality of flowing holes are arranged on it, reach outside platform shape cylindrical shell and form an annulus between ring cover and flotation column inwall, this annulus communicates with circulation pipe.The connection angle of described microvesicle generators and cylindrical barrel body is α=30 °～60 °.
The utility model has following advantage compared with the prior art: the height of this flotation column is little, the flotation column of 3 meters of diameters for example, and it highly has only 5.5～6 meters; This machine adopts the pan feeding inflation to mix and the inflation sorting that repeatedly circulates mixes, in a cylinder, realize repeatedly sorting, reach the treating capacity that improves flotation column, improve the cleaned coal efficiency of separation, it is simple and reasonable, and can improve the rate of recovery of quality of cleaned coal and useful composition, reduce or, simplified technology without the purpose of foam flushing water, without compressor, can save energy about 2/3～1/2, can economize on water and save the factory building space again, thereby improved the economic benefit of flotation column greatly.
Description of drawings:
Fig. 1 is a structure chart of the present utility model.
Fig. 2 is a B-B cutaway view of the present utility model.
Fig. 3 is an A-A amplification assumption diagram of the present utility model.
Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail:
As shown in Figures 1 and 2, it is made up of cylindrical barrel body 1, foam feeder 2, microvesicle generators 3, mine tailing drainage conduit 4, circulation pipe 5, circulating pump 6, radome fairing 7, barrier 8 and foam syringe 9 etc.Wherein cylindrical barrel body 1 is a cylinder or square tube body, be fixed with foam feeder 2 on it on the outer surface of top, cylinder inboard wall is fixed with multilayer barrier 8 and radome fairing 7, its sidewall is connected with multilayer microvesicle generators 3 that is arranged above and below and circulation pipe 5 and communicates, and the mine tailing drainage conduit 4 of discharge is arranged at its opposite side bottom; Foam feeder 2 is circular ring type groove or square groove, and its bottom surface is the inclined plane, has discharge gate at its minimum point place; Microvesicle generators 3 is made up of nozzle 3-1, sleeve pipe 3-2, air intake duct 3-3, trunnion 3-4, anemostat 3-5 and mixing chamber 3-6, after the ore pulp that process is suitably regulated passes through microvesicle generators 3 with certain pressure, air and it are mixed into be suitable for flotation column uses fine and uniform bubble, and from the certain altitude of flotation column, spray in the cylinder with certain angle [alpha], its α is 30 °～60 °; Mine tailing drainage conduit 4 and circulation pipe 5 are a pipe, radome fairing 7 is the platform shape hollow cylinder a that the diameter of going to the bottom is identical with the cylindrical barrel body internal diameter, near the outside, top a ring cover b is being arranged, a plurality of flowing hole c are arranged on it, so form an annulus outside platform shape cylindrical shell and between flotation column inwall and the ring cover, this annulus communicates with circulation pipe 5, circulation pipe 5 is connected with microvesicle generators 3 with circulating pump 6 by pipeline, middle ore pulp after the sorting of I section is extracted out, in circulating pump 6 is pressed into the flotation column that microvesicle generators 3 refills next section sorting from this annular space through discharge orifice c; The effect of radome fairing 7 is to make the flotation column working stability, and bubble is evenly distributed along the cylinder section.Barrier 8 is a disc plate or square plate, many circular holes or square hole are arranged on it, and barrier 8 diameters are identical with the flotation column internal diameter, and foam syringe 9 connects one or more water pipe by water inlet pipe and forms, many apopores are arranged on it, and it is suspended on center, upper end in the cylindrical barrel body.
The operation principle of this flotation column: through the ore pulp of suitably allotment with certain pressure through microvesicle generators 3, feed in the cylindrical barrel body 1 from certain height, ore pulp mixes the back and carry out the flotation of I section more than I section level with bubble, flotation concentrate rises and enters foam feeder 2, chats is through the certain altitude of barrier decline, through circulation pipe 5, and use the circulating pump 6 that communicates with circulation pipe 5 to extract pressurization out, spray in the cylindrical barrel body 1 with certain angle [alpha] through next microvesicle generators 3 once more, bubble rises through radome fairing 7, in radome fairing 7 and superjacent air space finish the flotation of II section; The concentrate foam passes barrier 8, and to enter the I section selected, the chats that does not reach sorting then continues to descend, extract pressurization through next section circulation pipe 5 out through circulating pump 6 once more to another level, spray into next stage flotation section in the cylindrical barrel body 1 through next microvesicle generators 3 with same angle again, repeat II section process, finish the flotation of III section; Concentrate rises, and passing barrier 8, to enter the II section selected, and true tailings is discharged outside the cylinders by mine tailing drainage conduit 4, finishes the flotation overall process of multistage flotation column.When needs further improve concentrate quality, can utilize the foam syringe 9 flushing foams on top.
For the ore pulp of easy choosing, can only adopt the III section, i.e. one section sorting gets final product, ordinary circumstance I and III section, i.e. twice sorting.For the ore pulp of difficult especially choosing or when special requirement is arranged, can use I, II and III section simultaneously, or to set up more hop count be the multistage sorting.This moment, an available bigger circulating pump of ability was finished the later whole work of II section.
Claims (5)
1. multistage microbubble floatation column that is used for sorting subparticle coal, it comprises cylindrical barrel body (1), be fixed with foam feeder (2) on it on the outer surface of top, on column side wall, be fixed with a plurality of microvesicle generators (3) and a plurality of circulation pipe (5) that are arranged above and below, circulation pipe (5) is connected with circulating pump (6), circulating pump (6) is communicated with microvesicle generators (3) by pipeline, and mine tailing drainage conduit (4) is arranged at the opposite side bottom; Cylindrical barrel body (1) is gone up the top central mounting foam cleaning hose (9), and microvesicle generators (3) is made up of nozzle (3-1), sleeve pipe (3-2), air intake duct (3-3), trunnion (3-4), anemostat (3-5) and mixing chamber (3-6); It is characterized in that: it comprises that also cylindrical barrel body (1) inwall is fixed with multilayer barrier (8) and the radome fairing (7) that is arranged above and below.
2. multistage microbubble floatation column according to claim 1 is characterized in that: described cylindrical barrel body (1) is circle or square column cylindrical shell.
3. multistage microbubble floatation column according to claim 1 and 2 is characterized in that: described barrier (8) is disc or the square plate that matches with cylindrical barrel body (1) inner diameter, and many circular holes or square hole are arranged on it.
4. multistage microbubble floatation column according to claim 3, it is characterized in that: described radome fairing (7) is a platform shape hollow cylinder that the diameter of going to the bottom is identical with cylindrical barrel body (1) internal diameter, in its top outer a ring cover is arranged, a plurality of flowing holes are arranged on it, reach outside platform shape cylindrical shell and form an annulus between ring cover and flotation column inwall, this annulus communicates with circulation pipe (5).
5. multistage microbubble floatation column according to claim 3 is characterized in that: the connection angle of described microvesicle generators (3) and cylindrical barrel body (1) is α=30 °～60 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN96223878U CN2279215Y (en) | 1996-10-16 | 1996-10-16 | Multi-stage micro-bubble flotation column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN96223878U CN2279215Y (en) | 1996-10-16 | 1996-10-16 | Multi-stage micro-bubble flotation column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2279215Y true CN2279215Y (en) | 1998-04-22 |
Family
ID=33902988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN96223878U Expired - Lifetime CN2279215Y (en) | 1996-10-16 | 1996-10-16 | Multi-stage micro-bubble flotation column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2279215Y (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1302853C (en) * | 2005-03-30 | 2007-03-07 | 平顶山天安煤业股份有限公司田庄选煤厂 | Double flow regime microbubble flotation unit and method |
| CN101850307A (en) * | 2010-06-13 | 2010-10-06 | 中国铝业股份有限公司 | Rotation-free step flotation method |
| CN102580861A (en) * | 2012-02-05 | 2012-07-18 | 任逸 | Multiple circulating column outside micro-bubble mineralizing flotation column |
| CN102716814A (en) * | 2012-06-26 | 2012-10-10 | 中国矿业大学 | Novel flotation column serial connection test system for improving flotation granularity upper limit |
| CN103056037A (en) * | 2013-01-04 | 2013-04-24 | 任逸 | Special microbubble flotation cell for reverse flotation of oxidized ores |
| CN103447159A (en) * | 2013-09-10 | 2013-12-18 | 中国矿业大学 | Cyclone micro bubble floatation column separation equipment with built-in inclined plates, and method |
| CN103639068A (en) * | 2013-12-21 | 2014-03-19 | 鸡西市圣达矿业技术咨询中心 | Self-rotation type air flotation column and air flotation beneficiation method |
| CN104289323A (en) * | 2014-10-09 | 2015-01-21 | 中国矿业大学 | Fluorite ore sorting device and method |
| CN106984442A (en) * | 2017-05-15 | 2017-07-28 | 中国矿业大学 | A kind of multi-point combination inflation reduces the device and method of high grey thin mud pollution |
| CN107096646A (en) * | 2017-06-28 | 2017-08-29 | 贵州大学 | A kind of method and device of coarse granule column flotation |
| CN109772599A (en) * | 2019-03-14 | 2019-05-21 | 西安煤科动力科技有限公司 | A kind of air-filled nanometer microvesicle high ash coal slime floatation equipment and its method for floating |
| CN110899003A (en) * | 2018-09-17 | 2020-03-24 | 西南科技大学 | Novel controllable flotation of nanometer bubble device |
| CN114713554A (en) * | 2022-03-24 | 2022-07-08 | 中建材玻璃新材料研究院集团有限公司 | Nonmetal mining high temperature hot press pump acid dip pickle |
| CN115254444A (en) * | 2022-07-20 | 2022-11-01 | 黑龙江科技大学 | Cavitation water jet grinding and floating device and grinding and floating method |
-
1996
- 1996-10-16 CN CN96223878U patent/CN2279215Y/en not_active Expired - Lifetime
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1302853C (en) * | 2005-03-30 | 2007-03-07 | 平顶山天安煤业股份有限公司田庄选煤厂 | Double flow regime microbubble flotation unit and method |
| CN101850307A (en) * | 2010-06-13 | 2010-10-06 | 中国铝业股份有限公司 | Rotation-free step flotation method |
| CN102580861A (en) * | 2012-02-05 | 2012-07-18 | 任逸 | Multiple circulating column outside micro-bubble mineralizing flotation column |
| CN102716814A (en) * | 2012-06-26 | 2012-10-10 | 中国矿业大学 | Novel flotation column serial connection test system for improving flotation granularity upper limit |
| CN102716814B (en) * | 2012-06-26 | 2014-08-20 | 中国矿业大学 | Novel flotation column serial connection test system for improving flotation granularity upper limit |
| CN103056037A (en) * | 2013-01-04 | 2013-04-24 | 任逸 | Special microbubble flotation cell for reverse flotation of oxidized ores |
| CN103447159A (en) * | 2013-09-10 | 2013-12-18 | 中国矿业大学 | Cyclone micro bubble floatation column separation equipment with built-in inclined plates, and method |
| CN103639068A (en) * | 2013-12-21 | 2014-03-19 | 鸡西市圣达矿业技术咨询中心 | Self-rotation type air flotation column and air flotation beneficiation method |
| CN104289323A (en) * | 2014-10-09 | 2015-01-21 | 中国矿业大学 | Fluorite ore sorting device and method |
| CN106984442A (en) * | 2017-05-15 | 2017-07-28 | 中国矿业大学 | A kind of multi-point combination inflation reduces the device and method of high grey thin mud pollution |
| CN106984442B (en) * | 2017-05-15 | 2023-03-21 | 中国矿业大学 | Device and method for reducing high-ash fine mud pollution through multi-point combined aeration |
| CN107096646A (en) * | 2017-06-28 | 2017-08-29 | 贵州大学 | A kind of method and device of coarse granule column flotation |
| CN107096646B (en) * | 2017-06-28 | 2023-04-11 | 贵州大学 | Method and device for flotation of coarse particle flotation column |
| CN110899003A (en) * | 2018-09-17 | 2020-03-24 | 西南科技大学 | Novel controllable flotation of nanometer bubble device |
| CN109772599A (en) * | 2019-03-14 | 2019-05-21 | 西安煤科动力科技有限公司 | A kind of air-filled nanometer microvesicle high ash coal slime floatation equipment and its method for floating |
| CN114713554A (en) * | 2022-03-24 | 2022-07-08 | 中建材玻璃新材料研究院集团有限公司 | Nonmetal mining high temperature hot press pump acid dip pickle |
| CN114713554B (en) * | 2022-03-24 | 2024-03-12 | 中建材玻璃新材料研究院集团有限公司 | Non-metallic mining high-temperature hot-pressing pump pickling device |
| CN115254444A (en) * | 2022-07-20 | 2022-11-01 | 黑龙江科技大学 | Cavitation water jet grinding and floating device and grinding and floating method |
| CN115254444B (en) * | 2022-07-20 | 2023-09-19 | 黑龙江科技大学 | Cavitation water jet grinding and floating device and grinding and floating method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |