CN102161016A - Air heavy-media dry-process sorting equipment - Google Patents
Air heavy-media dry-process sorting equipment Download PDFInfo
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- CN102161016A CN102161016A CN2010105229536A CN201010522953A CN102161016A CN 102161016 A CN102161016 A CN 102161016A CN 2010105229536 A CN2010105229536 A CN 2010105229536A CN 201010522953 A CN201010522953 A CN 201010522953A CN 102161016 A CN102161016 A CN 102161016A
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Abstract
The invention discloses air heavy-media dry-process sorting equipment, comprising a box body, an air distributing device, a vibrating device and a spiral grading conveyor, wherein the box body is used for providing a space forming a sorting fluidized bed and installing the air distributing device, the vibrating device and the spiral grading conveyor; for the air distributing device positioned at the bottom of the formed sorting fluidized bed, floating substances and precipitated substances are formed when materials to be sorted pass through the sorting fluidized bed on the air distributing device; and the vibrating device arranged on the box body is used for conveying the precipitated substances to the spiral grading conveyor by vibration so as to discharge the precipitated substances. The air heavy-media dry-process sorting equipment in the vibrating fluidized bed technology is utilized to convey the materials in the fluidized bed by vibration, thus further being beneficial to layering and improving the sorting efficiency and the treating capability.
Description
Technical field
The present invention relates to preparation equipment, relate in particular to a kind of air dense medium dry separation equipment that utilizes the vibratory liquefaction bed technique.
Background technology
In the prior art, in air dense medium dry separation equipment, adopt the material after the scraper plate machine transports sorting usually, specifically as shown in Figure 1, described equipment generally includes charging aperture 3 and 4, air-distribution device 8, scraper plate machine 5 and discharging opening 1 and 6.Raw material to be selected is sent into from charging aperture 4, air-distribution device 8 by the bed bottom is blown to material, according to Archimedes principle, material is pressed the layering of density size in air dense medium fluidized bed 7, simultaneously, under the effect of scraper plate machine 5, material bed can the moving of choosing to the other end from an end of fluid bed 7, and then respectively from discharging opening 1,6 outputs.Wherein scraping trigger is the Double-scraper structure, and described scraper plate is straight plate, the parallel running of Double-scraper, and the upper strata scraper plate is located at the fluidized-bed layer upper strata in the separation chamber, and lower floor's scraper plate is positioned at the fluidized-bed layer bottom.But the speed of traditional screeding device convey materials is slower, and air distribution plate stops up serious, and fluidized bed for separation easily forms dead bed, influences production efficiency, is difficult to realize industrial applications.Therefore, be necessary to design a kind of novel air dense medium dry separation equipment to overcome the defective of prior art.
Summary of the invention
At the defective of prior art, the objective of the invention is to propose a kind of air dense medium dry separation equipment that material speed is faster, the efficiency of separation is high that transports, thereby solve the problems of the prior art.
Air dense medium dry separation equipment of the present invention comprises: casing, air-distribution device, vibrating device and screw classifying conveying device, wherein: casing, being used to provides the space that forms fluidized bed for separation and is used to install air-distribution device, vibrating device and screw classifying conveying device; Be positioned at the air-distribution device of formed fluidized bed for separation bottom, the material for the treatment of sorting forms floating thing and hypostasis during through the fluidized bed for separation on the described air-distribution device; Be arranged on the vibrating device on the casing, be used for described hypostasis being transported to the screw classifying conveying device, so that hypostasis is discharged by vibration.
Preferably, described equipment also comprises the thumb wheel that is arranged on the fluidized bed for separation upper strata, is used for described floating thing is transported to floating thing discharge gate.
Preferably, described vibrating device comprises drive motors and the vibrator that is connected with drive motors.
Preferably, described air-distribution device is the blast cap air-distribution device, described blast cap air-distribution device comprises air distribution plate and a plurality of blast cap that is arranged on the air distribution plate, and described blast cap comprises air inlet duct and exhaust passage, and the outlet of wherein said exhaust passage is positioned at the side or the side-lower of blast cap head.
Preferably, described fluidized bed for separation height is 200 millimeters-1500 millimeters.
Preferably, described equipment also comprises pulse wind generation device or hot wind generating device, and described pulse wind generation device or hot wind generating device are used to air-distribution device that wind-force is provided.
With respect to prior art, utilize the air dense medium dry separation vibration equipment of vibratory liquefaction bed technique to transport material in the fluid bed, further help the sorting of material, improved the mass transport ability.And, utilize the vibratory liquefaction bed technique, the generation that can also suppress bubble with grow up, and the density of uniform and stable fluidized bed for separation quasi-fluid reduces environmental pollution, reduces the coal separation cost.
Description of drawings
Fig. 1 is the schematic diagram of the air dense medium dry separation equipment of prior art;
Fig. 2 a is the schematic diagram of air dense medium dry separation equipment of the present invention;
Fig. 2 b is the side view of the equipment of air dense medium dry separation shown in Fig. 2 a;
Fig. 3 is the schematic diagram of vibrator in the air dense medium dry separation equipment of the present invention;
Fig. 4 is the schematic diagram of thumb wheel in the air dense medium dry separation equipment of the present invention;
Fig. 5 is the schematic diagram of air dense medium dry separation equipment Apoplexy cap of the present invention.
The specific embodiment
The air dense medium dry separation equipment of a kind of preferred implementation of the present invention shown in Fig. 2 a, b, c comprises casing 100, vibrating device 300, thumb wheel 350, air-distribution device 400, screw classifying conveying device 500.
The material of fluidized bed for separation can be sent into by feed arrangement 200, shown in the present embodiment.Feed arrangement 200 is positioned at an end of fluidized bed for separation, is used to send into material.Described feed arrangement 200 is positioned at an end of described bed length direction, and is usually located at the middle and upper part of a body one end.Feed arrangement 200 can be realized even pan feeding by cycle charging gear or scraper plate, also can realize by other devices that is fit to.
As shown in Figure 3, vibrating device 300 is installed on the casing, the below of air-distribution device 400, is used for transporting by vibration the jetsam of material.Described vibrating device comprises drive motors 310 and the vibrator 320 that is connected with motor by shaft coupling, and vibrator 320 is eccentric stiffeners, and under the driving of drive motors, vibrator 320 is by certain frequency, direction vibration.Under the effect of vibrator, the material after the fluidisation moves to carriage direction in vibration, and vibration has further promoted the sorting of material.
At same screening installation, under the situation that adopts vibrating device of the present invention, the feeding of feed arrangement can double.
Preferably, the present invention also comprises thumb wheel 350.Thumb wheel 350 is installed in the upper strata of formed fluidized bed for separation, is used to transport the floating thing that sub-elects.A plurality of thumb wheels 350 can be set, install along carriage direction.Thumb wheel 350 is installed on the thumb wheel axle 352, and a plurality of driving levers 350 also can be installed on every thumb wheel axle 352.As shown in Figure 4, described group of impeller comprises a plurality of driving levers 351 that are connected on the thumb wheel axle 352.By the rotation of thumb wheel, the floating thing (as coal) that driving lever 351 sorts out the fluidized bed for separation upper strata is pulled over to floating thing discharging opening.
In the present invention, air-distribution device 400 is preferably the blast cap air-distribution device, and as shown in Figure 5, described blast cap air-distribution device comprises air distribution plate 410 and a plurality of blast cap 420 that is distributed on the air distribution plate, and blast cap 420 comprises air inlet duct 421 and exhaust passage 422.The shape of blast cap comprises the cap head and the bar portion that is connected with the cap head at top, preferably, the afterbody of blast cap can have Access Division 403, and described Access Division 403 can be barb-shaped shape or other shapes that is fit to, by described Access Division 403, blast cap 420 is connected on the air distribution plate 410.Described air inlet duct 401 can be the passage of vertical direction in the described bar portion, described exhaust passage 402 can be a plurality of passages that are connected with air inlet duct, therefore the outlet of exhaust passage 402 is positioned at the sidepiece or the side lower part of blast cap head, and the direction of the aperture that ventilates is under side or the side.After the air-flow that is used to make goods fluid entered from the air inlet duct 401 of blast cap 400,402 flowed out blast caps 400 from the exhaust passage.The air-flow that flows out is through reflection, the backflow of air distribution plate, and air-flow is medium in the bed body and Flow of Goods and Materials from bottom to top.Because the outlet of blast cap exhaust passage to side-lower or side, therefore is difficult for being stopped up by fine particle stage material and medium, therefore can either realize cloth wind, fluidisation, has avoided the obstruction to aperture again.
Preferably, the fluidized bed for separation of formation can also link to each other with the air inducing dust pelletizing system.Owing to can produce dust in assorting room, so the air inducing dust pelletizing system can be eliminated or reduces the dust that produces in the assorting room.The air inducing dust pelletizing system can be cyclone dust collectors, sack cleaner or other deduster.
Screw classifying conveying device 500 is positioned at an end of described fluidized bed for separation, is used for the hypostasis after the sorting is sent.Screw classifying conveying device 500 can comprise any equipment that hypostasis is transported of being suitable for of conveying worm, bucket elevator, ribbon conveyer or other.
More preferably, described air-distribution device 400 can comprise pulse wind generation device.The interpulse period and the pulse number of the blast of described pulse wind, wind speed, pulse wind are adjustable, can promote fast hierarchical, reduce the plug-hole probability, improve the efficiency of separation.Pulse wind generation device can comprise various suitable impulse generators, and the pulse voltage that impulse generator produces drives corresponding air-blast device, thereby produces pulse wind.The air-blast device that produces common constant gas then can be used as basic wind generation device.
Preferably, in basic wind or pulse wind system, can add hot blast, make part moisture be evaporated and take away, to realize the dynamic equilibrium of fluidized bed for separation moisture.Therefore in air-distribution device 400, preferably include hot wind generating device, described hot wind generating device can be a heater, be used for the air heat that will pass through, the heat time heating time of described heater, power can be controlled by electric controller, make the hot blast of output be controlled.Described pulse wind generation device or hot wind generating device are used to air-distribution device that wind-force is provided.
Although the present invention is described by above-mentioned preferred implementation, its way of realization is not limited to above-mentioned embodiment.Should be realized that under the situation that does not break away from purport of the present invention those skilled in the art can make different variations and modification to the present invention.
Claims (6)
1. an air dense medium dry separation equipment is characterized in that, comprises casing, air-distribution device, vibrating device and screw classifying conveying device, wherein:
Casing, being used to provides the space that forms fluidized bed for separation and is used to install air-distribution device, vibrating device and screw classifying conveying device;
Be positioned at the air-distribution device of formed fluidized bed for separation bottom, the material for the treatment of sorting forms floating thing and hypostasis during through the fluidized bed for separation on the described air-distribution device;
Be arranged on the vibrating device on the casing, be used for described hypostasis being transported to the screw classifying conveying device, so that hypostasis is discharged by vibration.
2. air dense medium dry separation equipment according to claim 1 is characterized in that described equipment also comprises the thumb wheel that is arranged on the fluidized bed for separation upper strata, is used for described floating thing is transported to floating thing discharge gate.
3. air dense medium dry separation equipment according to claim 1 and 2 is characterized in that described vibrating device comprises drive motors and the vibrator that is connected with drive motors.
4. air dense medium dry separation equipment according to claim 1, it is characterized in that, described air-distribution device is the blast cap air-distribution device, described blast cap air-distribution device comprises air distribution plate and a plurality of blast cap that is arranged on the air distribution plate, described blast cap comprises air inlet duct and exhaust passage, and the outlet of wherein said exhaust passage is positioned at the side or the side-lower of blast cap head.
5. air dense medium dry separation equipment according to claim 1 is characterized in that, described fluidized bed for separation height is 200 millimeters-1500 millimeters.
6. air dense medium dry separation equipment according to claim 1 is characterized in that described equipment also comprises pulse wind generation device or hot wind generating device, and described pulse wind generation device or hot wind generating device are used to air-distribution device that wind-force is provided.
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| CN2010105229536A CN102161016A (en) | 2009-10-26 | 2010-10-26 | Air heavy-media dry-process sorting equipment |
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| CN200910180350.X | 2009-10-26 | ||
| CN200910180350 | 2009-10-26 | ||
| CN2010105229536A CN102161016A (en) | 2009-10-26 | 2010-10-26 | Air heavy-media dry-process sorting equipment |
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| CN102161016A true CN102161016A (en) | 2011-08-24 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102974543A (en) * | 2012-12-18 | 2013-03-20 | 孙刚 | Dense-medium dry separation equipment |
| CN105381950A (en) * | 2015-10-19 | 2016-03-09 | 中国矿业大学 | Large dry dense medium fluidized bed separation machine and separation system |
| CN109122797A (en) * | 2018-08-08 | 2019-01-04 | 唐山挨个来食品有限公司 | A kind of birds cooked meat product segmentation sealing machine preventing bone slag adhesion |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102974543A (en) * | 2012-12-18 | 2013-03-20 | 孙刚 | Dense-medium dry separation equipment |
| CN105381950A (en) * | 2015-10-19 | 2016-03-09 | 中国矿业大学 | Large dry dense medium fluidized bed separation machine and separation system |
| CN105381950B (en) * | 2015-10-19 | 2018-06-15 | 中国矿业大学 | A kind of large size dry method dense media fluid-bed separator and separation system |
| CN109122797A (en) * | 2018-08-08 | 2019-01-04 | 唐山挨个来食品有限公司 | A kind of birds cooked meat product segmentation sealing machine preventing bone slag adhesion |
| CN109122797B (en) * | 2018-08-08 | 2024-03-15 | 唐山挨个来食品有限公司 | Poultry cooked meat product segmentation packaging machine capable of preventing bone slag adhesion |
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Application publication date: 20110824 |