CN202845326U - Wind-distribution plate vibrating type fluidized bed sorting machine - Google Patents
Wind-distribution plate vibrating type fluidized bed sorting machine Download PDFInfo
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- CN202845326U CN202845326U CN 201220468994 CN201220468994U CN202845326U CN 202845326 U CN202845326 U CN 202845326U CN 201220468994 CN201220468994 CN 201220468994 CN 201220468994 U CN201220468994 U CN 201220468994U CN 202845326 U CN202845326 U CN 202845326U
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- fluidized bed
- distribution plate
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Abstract
Disclosed is a wind-distribution plate vibrating type fluidized bed sorting machine. The wind-distribution plate vibrating type fluidized bed sorting machine can be used for dry method sorting of coal, minerals and other materials. The wind-distribution plate vibrating type fluidized bed sorting machine comprises a fluidized bed shell body, a voltage stabilization wind-distribution chamber, a feeding hopper, a discharging device, a dedusting sealed cover, a vibrating wind-distribution device and a base seat. The dedusting sealed cover is connected above the fluidized bed shell body. A fixing frame, a vibrating wind-distribution plate, a vibration exciter, a gas pre-distribution wind chamber, a gas pre-distribution wind device and the base seat are connected below the fluidized bed shell body. Vibration energy is delivered to a fluidized bed through the vibrating wind-distribution plate, generation of bubbles in a fluidized bed layer is restrained, and an even and stable fluidization state is formed. The materials in the fluidized bed are layered according to the Archimedes principle, the materials are fed through the upper portion of the front end of the fluidized bed shell body, light products are discharged through the upper portion of the tail end of the fluidized bed shell body, heavy products are discharged through the lower portion of the tail end of the fluidized bed shell body, and finally layering and separation of the materials according to difference of density are achieved. The wind-distribution plate vibrating type fluidized bed sorting machine is capable of weakening influence of the bubbles in the fluidized bed, reducing damage and consumption caused by vibration to a structure of equipment and reducing unit energy consumption of the sorted materials, and therefore the wind-distribution plate vibrating type fluidized bed sorting machine has the advantages of being high in efficiency, energy-saving and environment-friendly.
Description
Technical field
The utility model relates to a kind of dry separation equipment, specifically relates to a kind of vibration fluidized bed separator of air distribution plate that is applicable to coal and other sorting mineral, belongs to mineral processing equipment technical field.
Background technology
On the coal and the processing of other sorting minerals of drought and water shortage, severe cold frost region, traditional wet sorting method is difficult to carry out, and Dry Coal Preparation by Air Dense-Media Fluidizedbed then can satisfy this special sorting requirement preferably.Dry separation equipment mainly contains Duplex dry separator, air jigging separator and air dense medium fluidized bed dry method cull eliminator at present.Wherein the separating effect of air dense medium fluidized bed dry method cull eliminator is better, but fluid bed dry coal preparation technology ubiquity medium solid more slightly can't form in high-quality fluidized state, the fluid bed because of Bubble formation have medium solid macroscopic view air-teturning mixed phenomenon, to deficiencies such as the separating effect of the following Bed for Fine Coal of 6mm are poor.Therefore the vibratory liquefaction bed technique is introduced in the Concentrating Field, be used for solving common gas-solid fluidized bed deficiency, because the introducing of vibration, strengthened the contact between the gas-solid two-phase, make medium solid when granularity is very little, also can reach good fluidized state, greatly reduce the raw meal particle size lower limit of separation, suppress even eliminated the generation of bubble in fluid bed, solved the contamination of products that causes because of medium macroscopic view back-mixing.But vibrated fluidized bed dry coal preparation technology exists many weak points at present, and the drive mechanism more complicated causes vibrational energy to destroy the bed drive mechanism, has affected the stability of device structure; Vibration source need to drive whole bed motion, and power consumption is large, and the vibrational energy major part is used to non-effective content.
Summary of the invention
Technical problem: the purpose of this utility model is the weak point for existing sorting technology, propose a kind of simple in structure, the efficiency of separation is high, Reduction of power consumption, the stable vibration fluidized bed separator of air distribution plate.
Technical scheme: the vibration fluidized bed separator of air distribution plate of the present utility model, comprise the fluid bed housing, the fluid bed housing is provided with the dedusting seal closure, fluid bed housing one upper lateral part is provided with the feed bunker, fluid bed housing opposite side top is provided with light product discharge gate, the bottom is provided with heavy product discharge gate, fluid bed housing lower end is provided with fixed frame, being provided with amplitude in the fixed frame is the vibration air distribution plate of 5mm, is connected by rubber seal between vibration air distribution plate and the fixed frame, vibrates under the air distribution plate and be connected with voltage stabilizing air compartment, voltage stabilizing air compartment inside is provided with the pre-ventilation terminal of the gas that links to each other with gas circuit, voltage stabilizing air compartment lower end is connected with base, and base has mat base; Described vibration air distribution plate both sides stretch out and connect two blocks of trapezoidal steel plates vertically downward; The described trapezoidal steel plate installation vibrator that tilts is arranged with two crossbeams in the trapezoidal steel plate, be respectively equipped with the shock insulation spring under two crossbeams; Consist of an integral body by vibration air distribution plate, trapezoidal steel plate, vibrator and crossbeam and participate in vibration, is connected by the shock insulation spring between crossbeam and the mat base, stop and vibrate transmission.
Described fixed frame inside is hollow structure, and frame has the slit of 3cm along its length; Described vibration air distribution plate clips several metafiltration cloth by two block plates up and down and makes, and is evenly arranged aperture on the steel plate, and upper lower steel plate connects with rivet; The described trapezoidal steel plate angle of inclination that vibrator is installed that tilts is 25 °.
Beneficial effect, the utility model with the external force field of air distribution plate vibration introduce common gas-solid fluidized bed in, strengthened the contact between the gas-solid two-phase, form stable vibratory liquefaction bed, drive mechanism is more effectively simple, makes vibrational energy can act on efficiently material sorting, Reduction of power consumption, the stable operation of support equipment structure, the dry separation of realization Bed for Fine Coal high-efficient energy-saving environment friendly.When vibrator produced vibration, vibrational energy directly was passed in the fluidized-bed layer by the vibration air-distribution device, and other structures of fluid bed do not participate in vibration, have reduced the destruction loss of vibrational energy to device structure, have reduced the specific energy consumption of fluid bed separation material; To vibrate by the vibration air distribution plate and be passed in the fluid bed, suppress even eliminated the generation of bubble, reduced the impact of bubble on bed, improved the bed fluidization characteristic, reduced the lower limit of separation of raw meal particle size, with existing dry coal preparation complete sets of Techniques, realize the dry separation of coal wholegrain level high-efficient energy-saving environment friendly.It is simple in structure, and it is little to take up room, and stable performance has widely practicality.
Description of drawings
Fig. 1 is external form figure of the present utility model;
Fig. 2 is the A-A cutaway view of external form figure of the present utility model.
Among the figure: 1-fluid bed housing, 2-dedusting seal closure, 3-fixed frame, 4-vibrates air distribution plate, 5-feed bunker, the light product discharge gate of 6-, the heavy product discharge gate of 7-, 8-voltage stabilizing air compartment, the trapezoidal steel plate of 9-, the 10-vibrator, the 11-crossbeam, 12-mat base, 13-shock insulation spring, the pre-ventilation terminal of 14-gas, 15 bases.
The specific embodiment
Below in conjunction with accompanying drawing a kind of embodiment of the present utility model is further described:
Air distribution plate of the present utility model is vibration fluidized bed, mainly contains fluid bed housing 1, feed bunker 5, light product discharge gate 6, heavy product discharge gate 7, dedusting seal closure 2, fixed frame 3, vibration air distribution plate 4, trapezoidal steel plate 9, vibrator 10, voltage stabilizing air compartment 8, crossbeam 11, mat base 12, the pre-ventilation terminal 14 of gas, base 15 compositions.Dedusting seal closure 2 is set on the fluid bed housing 1, fluid bed housing 1 one upper lateral parts arrange feed bunker 5, fluid bed housing 1 opposite side top arranges light product discharge gate 6, make the even discharge of light product by liquid level is poor with impeller, fluid bed housing 1 bottom arranges heavy product discharge gate 7, by underflow impeller discharge; Fluid bed housing 1 lower end arranges fixed frame 3, described fixed frame 3 is hollow sealing frameworks, framework inside is without member, the fixed frame 3 along its length centre position on both sides leaves wide and isometric with the framework slit of 3cm, fixed frame 3 is interior to arrange the vibration air distribution plate 4 that amplitude is 5mm, and vibration air distribution plate 4 passes therethrough; Vibration air distribution plate 4 clips several metafiltration cloth by two block plates up and down and makes, and is evenly arranged aperture on the steel plate, and upper lower steel plate connects with rivet.Vibration air distribution plate 4 is installed in the fixed frame 3, connects and can up-down vibration by rubber seal; The vibration air distribution plate is connected with voltage stabilizing air compartment 84 times, and voltage stabilizing air compartment 8 inside are provided with the pre-ventilation terminal 14 of the gas that links to each other with gas circuit, and voltage stabilizing air compartment 8 lower ends are connected with base 15, and base 15 has mat base 12; Described vibration air distribution plate 4 both sides stretch out and connect two blocks of trapezoidal steel plates 9 vertically downward; The described trapezoidal steel plate 9 25 ° of installation vibrators 10 that tilt are arranged with 11, two crossbeams of two crossbeams and are respectively equipped with shock insulation spring 13 11 times in the trapezoidal steel plate 9; Consist of an integral body by vibration air distribution plate 4, trapezoidal steel plate 9, vibrator 10 and crossbeam 11 and participate in vibration, is connected by shock insulation spring 13 between crossbeam 11 and the mat base 12, transmission is vibrated in prevention.
Described vibration air distribution plate 4 broad ways stretch out and connect two blocks of trapezoidal steel plates 9 vertically downward; Described trapezoidal steel plate 9 outsides tilt vibrator 10 is installed, and the setting angle of this vibrator is about 25 °, and amplitude is about 5mm, and this vibrator can make vibration frequency adjustable in 10 ~ 100 Hz scopes by Frequency Converter Control; Described trapezoidal steel plate 9 lower ends connect two crossbeams 11, and this crossbeam 11 is connected by 4 shock insulation springs 13 with the mat base 12 of bottom; In the described voltage stabilizing air compartment 8 the pre-ventilation terminal 14 of gas is installed, the pre-ventilation terminal of this gas links to each other with outside blast apparatus, and voltage stabilizing air compartment 8 lower ends connect base 15.
Assorting room: a certain amount of powder medium solid is housed in the fluid bed housing 1, by outside blast apparatus, the pre-ventilation terminal 14 of gas, voltage stabilizing air compartment 8 and vibration air distribution plate 4 are sent into compressed air to fluid bed housing 1, when air-flow passes through vibration air distribution plate 4, vibrational energy has been strengthened the contact between air and the powder medium solid, reduced the chance that particle bond is reunited, so that fluid bed reaches still or steeps less effect, form uniform and stable fluidized state, when material enters fluid bed from feed bunker 5, in fluid bed, press density stratification by Archimedes principle realization material, light product come-up is along with overflow is discharged by light product discharge gate 6, heavy product sinks along with the air distribution plate direction of vibration is discharged by heavy product discharge gate 7, thereby realizes the efficient dry separation of material.
Claims (4)
1. vibration fluidized bed separator of air distribution plate, it is characterized in that: it comprises fluid bed housing (1), fluid bed housing (1) is provided with dedusting seal closure (2), fluid bed housing (1) one upper lateral part is provided with feed bunker (5), fluid bed housing (1) opposite side top is provided with light product discharge gate (6), the bottom is provided with heavy product discharge gate (7), fluid bed housing (1) lower end is provided with fixed frame (3), being provided with amplitude in the fixed frame (3) is the vibration air distribution plate (4) of 5mm, the vibration air distribution plate (4) with fixed frame (3) between be connected by rubber seal, be connected with voltage stabilizing air compartment (8) under the vibration air distribution plate (4), voltage stabilizing air compartment (8) inside is provided with the pre-ventilation terminal of the gas that links to each other with gas circuit (14), voltage stabilizing air compartment (8) lower end is connected with base (15), and base (15) has mat base (12); Described vibration air distribution plate (4) both sides stretch out and connect two blocks of trapezoidal steel plates (9) vertically downward; Described trapezoidal steel plate (9) tilts vibrator (10) is installed, and is arranged with two crossbeams (11) in the trapezoidal steel plate (9), is respectively equipped with shock insulation spring (13) under two crossbeams (11); Consist of an integral body by vibration air distribution plate (4), trapezoidal steel plate (9), vibrator (10) and crossbeam (11) and participate in vibration, be connected by shock insulation spring (13) between crossbeam (11) and the mat base (12), transmission is vibrated in prevention.
2. the vibration fluidized bed separator of air distribution plate according to claim 1, it is characterized in that: described fixed frame (3) inside is hollow structure, and frame has the slit along its length.
3. the vibration fluidized bed separator of air distribution plate according to claim 1 is characterized in that: described vibration air distribution plate (4) clips several metafiltration cloth by two block plates up and down and makes, and is evenly arranged aperture on the steel plate, and upper lower steel plate connects with rivet.
4. the vibration fluidized bed separator of air distribution plate according to claim 1 is characterized in that: described trapezoidal steel plate (9) angle of inclination that vibrator (10) is installed that tilts is 25 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220468994 CN202845326U (en) | 2012-09-14 | 2012-09-14 | Wind-distribution plate vibrating type fluidized bed sorting machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220468994 CN202845326U (en) | 2012-09-14 | 2012-09-14 | Wind-distribution plate vibrating type fluidized bed sorting machine |
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| CN202845326U true CN202845326U (en) | 2013-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220468994 Withdrawn - After Issue CN202845326U (en) | 2012-09-14 | 2012-09-14 | Wind-distribution plate vibrating type fluidized bed sorting machine |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102806202A (en) * | 2012-09-14 | 2012-12-05 | 中国矿业大学 | Fluid-bed separator comprising vibrating air distribution plate |
| CN103240224A (en) * | 2013-05-06 | 2013-08-14 | 中国矿业大学 | Air distribution plate large-amplitude vibrating fluidized bed sorting machine |
| CN103861810A (en) * | 2014-04-02 | 2014-06-18 | 徐国安 | Separator for nonmetal tablet and ring |
| CN104014484A (en) * | 2014-06-04 | 2014-09-03 | 衢州市优德工业设计有限公司 | Vibration type air dense medium fluidized bed sorting method |
| CN106622965A (en) * | 2016-12-26 | 2017-05-10 | 中国矿业大学 | Stepped dry-method heavy medium separation device and method for minerals |
| WO2018145512A1 (en) * | 2017-02-09 | 2018-08-16 | 中国矿业大学 | Modular high-density coal measures oil shale quality improvement process and quality improvement system |
-
2012
- 2012-09-14 CN CN 201220468994 patent/CN202845326U/en not_active Withdrawn - After Issue
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102806202A (en) * | 2012-09-14 | 2012-12-05 | 中国矿业大学 | Fluid-bed separator comprising vibrating air distribution plate |
| CN103240224A (en) * | 2013-05-06 | 2013-08-14 | 中国矿业大学 | Air distribution plate large-amplitude vibrating fluidized bed sorting machine |
| CN103240224B (en) * | 2013-05-06 | 2015-08-19 | 中国矿业大学 | Air distribution plate large-amplitude vibration fluid-bed separator |
| CN103861810A (en) * | 2014-04-02 | 2014-06-18 | 徐国安 | Separator for nonmetal tablet and ring |
| CN103861810B (en) * | 2014-04-02 | 2016-01-06 | 徐国安 | The separator of non-metallic sheet thing and ring |
| CN104014484A (en) * | 2014-06-04 | 2014-09-03 | 衢州市优德工业设计有限公司 | Vibration type air dense medium fluidized bed sorting method |
| CN106622965A (en) * | 2016-12-26 | 2017-05-10 | 中国矿业大学 | Stepped dry-method heavy medium separation device and method for minerals |
| CN106622965B (en) * | 2016-12-26 | 2019-05-14 | 中国矿业大学 | A kind of mineral step dry method dense medium separation device and method for separating |
| WO2018145512A1 (en) * | 2017-02-09 | 2018-08-16 | 中国矿业大学 | Modular high-density coal measures oil shale quality improvement process and quality improvement system |
| US10875055B2 (en) | 2017-02-09 | 2020-12-29 | China University Of Mining And Technology | Modular quality improvement process and quality improvement system for high density coal measures oil shale |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130403 Effective date of abandoning: 20140716 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20130403 Effective date of abandoning: 20140716 |
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| RGAV | Abandon patent right to avoid regrant |