CN2475481Y - Magnetic stabilizing fluidized bed selective separation - Google Patents
Magnetic stabilizing fluidized bed selective separation Download PDFInfo
- Publication number
- CN2475481Y CN2475481Y CN 01237426 CN01237426U CN2475481Y CN 2475481 Y CN2475481 Y CN 2475481Y CN 01237426 CN01237426 CN 01237426 CN 01237426 U CN01237426 U CN 01237426U CN 2475481 Y CN2475481 Y CN 2475481Y
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- CN
- China
- Prior art keywords
- magnetic
- medium
- passage
- fluid bed
- bed
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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 - Fee Related
Links
- 238000000926 separation method Methods 0.000 title abstract description 7
- 230000000087 stabilizing effect Effects 0.000 title 1
- 238000007599 discharging Methods 0.000 claims abstract description 23
- 239000012530 fluid Substances 0.000 claims description 36
- 238000011105 stabilization Methods 0.000 claims description 33
- 230000006641 stabilisation Effects 0.000 claims description 32
- 239000000463 material Substances 0.000 claims description 19
- 210000005056 cell body Anatomy 0.000 claims description 9
- 239000004744 fabric Substances 0.000 claims description 4
- 239000003245 coal Substances 0.000 abstract description 10
- 239000011324 bead Substances 0.000 abstract description 6
- 239000000203 mixture Substances 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 abstract 1
- 230000001351 cycling effect Effects 0.000 abstract 1
- 239000006247 magnetic powder Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 239000010881 fly ash Substances 0.000 description 2
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 239000002956 ash Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000007885 magnetic separation Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000008247 solid mixture Substances 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
A magnetically stabilized fluidized-bed separating device is applicable to the separation of fine coal in arid areas, the magnetically stabilized fluidized-bed and its medium connecting and cycling pipe are utilized in the utility model, a specially made air distribution plate is provided within the groove of the fluidized-bed, the front end of the fluidized-bed is provided with a feeding channel, a medium channel and an air inlet channel, the back end is provided with light and heavy product discharging channel. The magnetic beads and the mixture of magnetic beads and magnetic powder discharged form the coal-fired power plant are taken as the separating medium of the magnetic stabilized fluidized-bed, the magnetic transmission technology greatly simplifies the separation structure of the magnetic stabilized fluidized-bed and the separation device; the utility model can effectively crush bubbles and has advantages of long service life and good practicality.
Description
The utility model relates to magnetic stabilization fluid bed sorting unit, is particularly useful for the sorting of arid area coal small-particle coal, also is applicable to the occasion that needs solid mixture dry separations such as mineral.
The coal resources in China characteristics be difficult choosing, high ash, sulphur coal than great, the arid area coal reserves is big, but arid area coal can't adopt the big wet split of water consumption.The patent No. is: 93111717.8, by name: " vibrated fluidized bed Bed for Fine Coal dry sorting method and device ", utilize the air dense medium fluidized bed dry method cull eliminator to solve this difficult problem well, but have a large amount of bubbles in the fluid bed of this dry method cull eliminator, bad to the separating effect of material.In addition, known air dense medium fluidized bed dry method cull eliminator, be to utilize the electrodeless anchor chain scraper plate imbed in the air dense medium fluidized bed to realize the conveying of material after the sorting, finally the two ends by fluid bed scrape, and facts have proved that when the scraper plate movement velocity increased to certain value, the motion of scraper plate had bigger disturbance to fluidized-bed layer, this disturbance is to the sorting of material, and especially the sorting of fine is relatively poor.
In view of the weak point of prior art, the purpose of this utility model provides and a kind ofly can reduce bubble, improves the magnetic stabilization fluid bed sorting unit of material separating effect.
The magnetic stabilization fluid bed sorting unit of the utility model, the front end of fluidized bed body is provided with sorted materials feeding-passage, medium feeding-passage and inlet channel, the rear end is provided with heavy product discharging channel and light product discharging channel, be equipped with the solenoid of controlling discharge velocity on two discharging channels, the discharging channel below is respectively equipped with discharge gate, the discharging channel connecting tube is communicated with the medium feeding-passage respectively again, is interval with the medium transport coil on the medium feeding-passage outer wall; Be provided with air distribution plate in the cell body of fluidized bed body inside; The space has been provided with the solenoid of stabilization and has played pumped (conveying) medium and solenoid that sorted materials is used on its outer ring cell body.
The magnetic stabilization fluid bed sorting unit of the utility model, the cell body top is provided with gas discharge outlet in the fluidized bed body, the corner of discharging opening connecting tube is provided with product supporting plate and screen cloth, playing the solenoid axis of stabilization vertically arranges, medium feeding-passage and fluidized bed body are end to end, and its passage is provided with and replenishes the medium charging aperture.
The magnetic stabilization fluid bed sorting unit of the utility model, be best suited in the sorting of arid area coal small-particle coal, adopt magnetic stabilization fluid bed and medium communication loop pipeline, fluid bed cell body inside is provided with special air distribution plate, the coal-burning power plant is discharged the mixture of magnetic bead in the flyash and magnetic bead and magnetite powder as magnetic stabilization fluid bed separating medium, with the magnetic force conveying technology magnetic stabilization fluid bed separator structure simplification and sorting unit are simplified significantly, magnetic stabilization fluid bed solenoid connection and reasonable arrangement, avoided the solid particle loss phenomenon that often occurs in the fluidized bed process, bubble crushing effectively, no any moving component in the fluid bed, good separation effect, processing cost is low, complete machine structure is simple, life-span is long, and small investment has good practicability.
Description of drawings:
Accompanying drawing is a structural representation of the present utility model.
1-medium feeding-passage 2-sorted materials feeding-passage 3-magnetic stabilized fluid bed 4-inlet channel 5-stabilization solenoid 6-carries the heavy product passing away of action solenoid 7-air distribution plate 8-discharge control solenoid 9-10-product supporting plate 11-screen cloth 12-light product passing away 13-medium transport coil 14-gas discharge outlet 15-medium charging aperture
Below in conjunction with accompanying drawing an embodiment of the present utility model is described further:
The magnetic stabilization fluid bed sorting unit of the utility model mainly is made up of the inner special air distribution plate 7 of magnetic stabilization fluid bed body 3, medium communication loop pipeline 1 and fluid bed cell body.The feeding end of magnetic stabilization fluid bed sorting unit is provided with medium feeding-passage 1, sorted materials feeding-passage 2 and inlet channel 4 respectively.Special air distribution plate 7 is located in the magnetic stabilization fluid bed body 3, and magnetic stabilization fluid bed body inside is divided into upper and lower two parts: the latter half is an air compartment, and the first half is magnetic stabilization fluid bed, and its top is provided with gas discharge outlet 14.The upper and lower of the outside cell body of fluid bed is provided with the solenoid 5 that plays stabilization that axis is vertically arranged, also has been provided with 6, two kinds of coil spaces settings of solenoid that pumped (conveying) medium and sorted materials are used.Magnetic stabilization fluid bed body 3 discharge exits, the top is provided with light product discharging channel 12, and bottom is provided with 9, two discharging channel places of heavy product discharging channel discharge control solenoid 8 all is housed, to control the speed of its discharging.The below of weight discharging channel is respectively equipped with the discharge material outlet, heavy product discharging channel 9 and light product discharging channel 12 are communicated with medium feeding-passage 1 respectively again, medium feeding-passage 1 outer wall is interval with medium transport coil 13, and medium feeding-passage 1 front end is provided with and replenishes medium charging aperture 15.In the corner of discharging opening connecting tube, be provided with product supporting plate 10 and screen cloth 11, medium feeding-passage 1 is end to end with fluidized bed body.
Operation principle: utilize the coal-burning power plant to discharge the mixture of magnetic bead in the flyash and magnetic bead and magnetite powder as magnetic stabilization fluid bed separating medium, when medium, sorted materials and fluidizing gas enter magnetic stabilization fluid bed sorting by medium channel 1, feeding-passage 2 and inlet channel 4 respectively, in magnetic stabilization fluid bed body, pressed density stratification by sorting material, less than the floating top of the material of magnetic stabilization fluid bed volume density, sink to the fluid bed bottom greater than the material of magnetic stabilization fluid bed volume density.Material after the sorting is carried to exhaust end playing solenoid that pumped (conveying) medium and sorted materials use 6 times, and the spacing movement between each adjacent electromagnetic coil 6 has a power failure by order and realizes.Sorting material is discharged by the outlet that is located at light product discharging channel 12 on the fluid bed and heavy product discharging channel 9 at last, and the speed of discharging is regulated by discharge control solenoid 8.Utilize medium to have magnetic and give birth to, and the not magnetic characteristics of the product after the sorting are carried out the magnetic separation separation, the medium after the sorting returns in the fluidized bed body by the electromagnetic force mode of movement.
Claims (5)
1. magnetic stabilization fluid bed sorting unit, be characterised in that: the front end of described fluidized bed body (3) is provided with sorted materials feeding-passage (2), medium feeding-passage (1) and inlet channel (4), the rear end is provided with heavy product discharging channel (9) and light product discharging channel (12), be equipped with the solenoid (8) of controlling discharge velocity on two discharging channels, the discharging channel below is respectively equipped with discharge gate, the discharging channel connecting tube is communicated with medium feeding-passage (1) respectively again, is interval with medium transport coil (13) on medium feeding-passage (1) outer wall; Be provided with air distribution plate (7) in the cell body of fluidized bed body (3) inside; The space has been provided with the solenoid (5) of stabilization and has played pumped (conveying) medium and solenoid (6) that sorted materials is used on its outer ring cell body.
2. magnetic stabilization fluid bed sorting unit according to claim 1 is characterized in that: the interior cell body of described fluidized bed body (3) top is provided with gas discharge outlet (14).
3. magnetic stabilization fluid bed sorting unit according to claim 1 and 2 is characterized in that: the solenoid of described stabilization (5) axis is vertically arranged.
4. magnetic stabilization fluid bed sorting unit according to claim 1 and 2 is characterized in that: the corner of described discharge gate connecting tube is provided with product supporting plate (10) and screen cloth (11).
5. magnetic stabilization fluid bed sorting unit according to claim 1 and 2 is characterized in that: described medium feeding-passage (1) is end to end with fluidized bed body, and its passage is provided with and replenishes medium charging aperture (15).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 01237426 CN2475481Y (en) | 2001-04-17 | 2001-04-17 | Magnetic stabilizing fluidized bed selective separation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 01237426 CN2475481Y (en) | 2001-04-17 | 2001-04-17 | Magnetic stabilizing fluidized bed selective separation |
Publications (1)
Publication Number | Publication Date |
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CN2475481Y true CN2475481Y (en) | 2002-02-06 |
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Family Applications (1)
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CN 01237426 Expired - Fee Related CN2475481Y (en) | 2001-04-17 | 2001-04-17 | Magnetic stabilizing fluidized bed selective separation |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108176504A (en) * | 2017-12-27 | 2018-06-19 | 武汉科技大学 | A kind of magnetic powder superposed layer forming apparatus |
CN110328140A (en) * | 2019-03-29 | 2019-10-15 | 中国矿业大学 | Improve the method and corollary apparatus of grain fluidized quality and separating density stability |
CN110422495A (en) * | 2019-09-05 | 2019-11-08 | 天津闪速炼铁技术有限公司 | A kind of industrial furnace magnetic feeding device and charging process |
-
2001
- 2001-04-17 CN CN 01237426 patent/CN2475481Y/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108176504A (en) * | 2017-12-27 | 2018-06-19 | 武汉科技大学 | A kind of magnetic powder superposed layer forming apparatus |
CN110328140A (en) * | 2019-03-29 | 2019-10-15 | 中国矿业大学 | Improve the method and corollary apparatus of grain fluidized quality and separating density stability |
CN110422495A (en) * | 2019-09-05 | 2019-11-08 | 天津闪速炼铁技术有限公司 | A kind of industrial furnace magnetic feeding device and charging process |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |