CN103512313A - Combined type moist material fluidized bed superheated steam drying system - Google Patents
Combined type moist material fluidized bed superheated steam drying system Download PDFInfo
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- CN103512313A CN103512313A CN201310301797.4A CN201310301797A CN103512313A CN 103512313 A CN103512313 A CN 103512313A CN 201310301797 A CN201310301797 A CN 201310301797A CN 103512313 A CN103512313 A CN 103512313A
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Abstract
The invention discloses a combined type moist material fluidized bed superheated steam drying system. An existing drying system can not achieve reasonable distribution of energy. According to the combined type moist material fluidized bed superheated steam drying system, an inlet and an outlet of a sleeve type screw feeder are connected with a crusher and a pneumatic conveying bed respectively, the two ends of the pneumatic conveying bed are both communicated with a fluidized bed dryer, the upper end and the lower end of the fluidized bed dryer are provided with an adjusting guide tube and a discharging opening respectively, the two ends of a dust collector are connected with the adjusting guide tube and the sleeve type screw feeder respectively, a steam superheater is connected with the pneumatic conveying bed and the fluidized bed dryer through a fan, meanwhile, the two ends of a pipeline inside the fluidized bed dryer are connected with the steam superheater and the sleeve type screw feeder respectively, and a steam-water collector is arranged between an outer pipe of the spiral feeder and the steam superheater. The combined type moist material fluidized bed superheated steam drying system has selective drying time for materials with different grain sizes, the condensing heat of a fluidizing agent is fully used, and drying cost is lowered.
Description
Technical field
The present invention relates to the moist material fluid bed of a kind of combined type superheat steam drying system, belong to drying device field.
Background technology
Along with China's industrial expansion, a large amount of raw materials of industry need to carry out dewatering process, and current widely used drying cartridge is equipped with fluidized bed dryer, rotary-drum drier, roundabout drier, atomizing drier etc.It is large that fluidized bed dryer has heat exchange area, the violent and dry advantage such as rapid of heat exchange.Indirect type drier, because heat transfer medium does not directly contact with material, makes this dry run safety, reliable, is specially adapted to the material that burning-point is lower.
The subject matter that now widely used fluidized bed dryer exists:
One, because the size of particle is uneven, water content and weight are also uneven, granule is easy to be dried, and be blown up easily, bulky grain is heavy and difficult dry, the different factors such as water content and rate of drying can not be taken into account to dry run, causes some particle overdrying, some does not complete dry, fails to realize the reasonable distribution of energy.
Two, the mummification medium of traditional fluidized bed dryer need to carry out in system outside coolingly, and this will make the energy dissipation of medium condensation outside system, for system, is a kind of energy dissipation.How utilizing this part energy is to consider current needs.
Summary of the invention
The object of the invention is for the deficiencies in the prior art, the moist material fluid bed of a kind of combined type superheat steam drying system is provided, make it to different-grain diameter material, there is selective drying time, make full use of the condenser heat of fluidizing agent simultaneously, reduce drying cost.
The present invention is that the technical scheme that certainly its technical problem adopts is as follows:
The present invention includes disintegrating machine, sleeve type spiral batcher, pneumatic conveying bed, fluidized bed dryer, adjusting conduit, the first circulating fan, dust arrester, steam pump, steam superheater, discharging opening, the second circulating fan, three-circulation wind machine, carbonated drink collector.
The interior conduit of the outlet adapter sleeve tubular type screw(-type) feeder of disintegrating machine, the outlet of sleeve type spiral batcher connects pneumatic conveying bed, the upper/lower terminal of pneumatic conveying bed is all connected with fluidized bed dryer, one side of the lower end of fluidized bed dryer has discharging opening, upper end is connected with regulating one end of conduit, regulates the adjustable in length of going deep into fluidized bed dryer upper end of conduit; Regulate the other end of conduit and the input port of dust arrester to be connected, the delivery outlet of dust arrester is connected with the second input port of the outer tube of sleeve type spiral batcher by the first circulating fan;
Steam superheater is connected with the lower end of pneumatic conveying bed, the lower end of fluidized bed dryer by the second circulating fan, three-circulation wind machine respectively, simultaneously, steam superheater is connected with one end of fluidized bed dryer interior conduit by steam pump, and the other end of interior conduit is connected with the first input port of the outer tube of sleeve type spiral batcher.
Carbonated drink collector is arranged between the outer tube and steam superheater of screw(-type) feeder, the Liang Ge input port of carbonated drink collector is connected with the second delivery outlet with the first delivery outlet of the outer tube of sleeve type spiral batcher respectively, and an output of carbonated drink collector is connected with the input of steam superheater.
The course of work of the present invention is as follows:
During use, disintegrating machine carries out material after fragmentation, in the inner tube of sleeve type spiral batcher, by blade, be delivered in pneumatic conveying bed, small particles material is brought in fluidized bed dryer by the upper end of pneumatic conveying bed, large granular materials overflows in fluidized bed dryer by the lower end of pneumatic conveying bed, large granular materials carries out fluidized drying in fluidized bed dryer, finally from the discharging opening of fluidized bed dryer lower end, discharge, small particles material is by the adjusting conduit of fluidized bed dryer upper end, enter in dust arrester and therein and collect, simultaneously, in the Outer Tube of steam wherein through the first circulating fan lead-in bushing formula screw(-type) feeder.
The superheated steam that steam pump produces steam superheater, squeezes into from one end of the interior conduit of fluidized bed dryer, for keeping dry from the temperature of fluidized bed dryer and large granular materials; The other end of interior conduit steam out enters among the Outer Tube of sleeve type spiral batcher equally, the steam cooling down in sleeve type spiral batcher and the mixture of water enter in carbonated drink collector by the second delivery outlet of sleeve type spiral batcher Outer Tube, carbonated drink collector is got rid of after the partially liq in mixture, the mixture of residual steam and water is transported to and in steam superheater, carries out overheatedly, form circulation.
Described small particles material and large granular materials are divided according to actual needs, the flow velocity mainly coming by three-circulation wind machine is determined, superheated steam after three-circulation wind machine, if the material in pneumatic conveying bed can be brought in fluidized bed dryer by its upper end, this material is small particles material; Otherwise material is brought in fluidized bed dryer by its lower end, this material is large granular materials.
For the ease of controlling fineness and the mummification degree from fluidized bed dryer upper end particle out, the degree of depth of inserting conduit in fluidized bed dryer can regulate.
Beneficial effect of the present invention is as follows:
In the present invention, the top and bottom of pneumatic conveying bed and fluidized bed dryer all communicate, and the material of being convenient to different-grain diameter enters fluidized bed dryer from different places.Only need to carry out moisturizing in the operation starting stage, the water covering can circulate always in system, does not need extra supplementing again simultaneously.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
In figure: disintegrating machine 1, sleeve type spiral batcher 2, pneumatic conveying bed 3, fluidized bed dryer 4, adjusting conduit 5, the first circulating fan 6, dust arrester 7, steam pump 8, steam superheater 9, discharging opening 10, the second circulating fan 11, three-circulation wind machine 12, carbonated drink collector 13.
The specific embodiment
Below in conjunction with accompanying drawing, the invention will be further described:
As shown in Figure 1, a moist material fluid bed superheat steam drying system, comprises disintegrating machine 1, sleeve type spiral batcher 2, pneumatic conveying bed 3, fluidized bed dryer 4, regulates conduit 5, the first circulating fan 6, dust arrester 7, steam pump 8, steam superheater 9, discharging opening 10, the second circulating fan 11, three-circulation wind machine 12, carbonated drink collector 13.
The interior conduit of the outlet adapter sleeve tubular type screw(-type) feeder 2 of disintegrating machine 1, the outlet of sleeve type spiral batcher 2 connects pneumatic conveying bed 3, the upper/lower terminal of pneumatic conveying bed 3 is all connected with fluidized bed dryer 4, one side of the lower end of fluidized bed dryer has discharging opening 10, upper end is connected with regulating one end of conduit 5, regulates the adjustable in length of going deep into fluidized bed dryer upper end of conduit 5; Regulate the other end of conduit 5 to be connected with the input port of dust arrester 7, the delivery outlet of dust arrester 7 is connected with the second input port of the outer tube of sleeve type spiral batcher 2 by the first circulating fan 6;
Steam superheater 9 is connected with the lower end of pneumatic conveying bed 3, the lower end of fluidized bed dryer 4 by the second circulating fan 11, three-circulation wind machine 12 respectively, simultaneously, steam superheater 9 is connected with one end of fluidized bed dryer 4 interior conduits by steam pump 8, and the other end of interior conduit is connected with the first input port of the outer tube of sleeve type spiral batcher 2.
The course of work of the present invention is as follows:
During use, disintegrating machine 1 carries out material after fragmentation, in the inner tube of sleeve type spiral batcher 2, by blade, be delivered in pneumatic conveying bed 3, small particles material is brought in fluidized bed dryer 4 by the upper end of pneumatic conveying bed 3, large granular materials overflows in fluidized bed dryer 4 by the lower end of pneumatic conveying bed 3, large granular materials carries out fluidized drying in fluidized bed dryer 4, finally from the discharging opening 10 of fluidized bed dryer 4 lower ends, discharge, small particles material is by the adjusting conduit 5 of fluidized bed dryer 4 upper ends, enter in dust arrester 7 and therein material collected, in the Outer Tube of steam wherein through the first circulating fan 6 lead-in bushing formula screw(-type) feeders 2.
The superheated steam that steam pump 8 produces steam superheater 9, squeezes into from one end of the interior conduit of fluidized bed dryer 4, for keeping dry from the temperature of fluidized bed dryer 4 and large granular materials; The other end of interior conduit steam out enters among the Outer Tube of sleeve type spiral batcher 2 equally, the steam cooling down in sleeve type spiral batcher 2 and the mixture of water enter in carbonated drink collector 13 by the second delivery outlet of sleeve type spiral batcher 2 Outer Tubes, after the partially liq that carbonated drink collector 13 is got rid of in mixture, the mixture of residual steam and water is transported to and in steam superheater 9, carries out overheatedly, form circulation.
Described small particles material and large granular materials are divided according to actual needs, mainly by the flow velocity of three-circulation wind machine 12, determine, superheated steam after three-circulation wind machine 12, if the material in pneumatic conveying bed 3 can be brought in fluidized bed dryer 4 by its upper end, this material is small particles material; Otherwise material is brought in fluidized bed dryer 4 by its lower end, this material is large granular materials.
For the ease of controlling fineness and the mummification degree from fluidized bed dryer 4 upper ends particle out, the degree of depth of inserting the adjusting conduit 5 in fluidized bed dryer can regulate.
Claims (2)
1. the moist material fluid bed of combined type superheat steam drying system, it is characterized in that comprising disintegrating machine, sleeve type spiral batcher, pneumatic conveying bed, fluidized bed dryer, regulate conduit, the first circulating fan, dust arrester, steam pump, steam superheater, the second circulating fan, three-circulation wind machine, carbonated drink collector, the interior conduit of the outlet adapter sleeve tubular type screw(-type) feeder of disintegrating machine, the outlet of sleeve type spiral batcher connects pneumatic conveying bed, pneumatic conveying bed upper, lower two ends are all connected with fluidized bed dryer, one side of the lower end of fluidized bed dryer has discharging opening, upper end is connected with regulating one end of conduit, regulate the adjustable in length of going deep into fluidized bed dryer upper end of conduit, regulate the other end of conduit and the input port of dust arrester to be connected, the delivery outlet of dust arrester is connected with the second input port of the outer tube of sleeve type spiral batcher by the first circulating fan, steam superheater is connected with the lower end of pneumatic conveying bed, the lower end of fluidized bed dryer by the second circulating fan, three-circulation wind machine respectively, simultaneously, steam superheater is connected with one end of fluidized bed dryer interior conduit by steam pump, and the other end of interior conduit is connected with the first input port of the outer tube of sleeve type spiral batcher, carbonated drink collector is arranged between the outer tube and steam superheater of screw(-type) feeder, the Liang Ge input port of carbonated drink collector is connected with the second delivery outlet with the first delivery outlet of the outer tube of sleeve type spiral batcher respectively, and an output of carbonated drink collector is connected with the input of steam superheater.
2. the moist material fluid bed of a kind of combined type as claimed in claim 1 superheat steam drying system, it is characterized in that regulating conduit to go deep into the adjustable in length of fluidized bed dryer upper end, and by regulating the deep upper end of conduit to control fineness and the mummification degree of particle.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310301797.4A CN103512313B (en) | 2013-07-18 | 2013-07-18 | A kind of combined type moist material fluid bed superheat steam drying system |
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| CN201310301797.4A CN103512313B (en) | 2013-07-18 | 2013-07-18 | A kind of combined type moist material fluid bed superheat steam drying system |
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| CN103512313B CN103512313B (en) | 2015-07-29 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105115281A (en) * | 2015-09-11 | 2015-12-02 | 重庆涪江生物科技有限公司 | Tenebrio molitor drying device |
| CN111841047A (en) * | 2019-04-26 | 2020-10-30 | 宁德时代新能源科技股份有限公司 | Negative electrode material production equipment |
| CN115200318A (en) * | 2021-04-14 | 2022-10-18 | 济南中昌干燥设备有限公司 | Drying method for high-humidity material |
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| CN101581533A (en) * | 2009-06-04 | 2009-11-18 | 山东天力干燥设备有限公司 | Device for pre-drying lignite through overheated steam and process thereof |
| JP2011214818A (en) * | 2010-04-02 | 2011-10-27 | Mitsubishi Heavy Ind Ltd | Fluidized bed drying equipment |
| CN102603937A (en) * | 2012-04-09 | 2012-07-25 | 山东科院天力节能工程有限公司 | Flash drying and internal heated fluidized bed drying system and process special for chlorinated polyethylene |
| CN102626965A (en) * | 2012-04-23 | 2012-08-08 | 中国天辰工程有限公司 | ABS powder drying method |
| CN203454610U (en) * | 2013-07-18 | 2014-02-26 | 浙江大学 | Combined type humid material fluidized bed superheat steam drying system |
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2013
- 2013-07-18 CN CN201310301797.4A patent/CN103512313B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101581533A (en) * | 2009-06-04 | 2009-11-18 | 山东天力干燥设备有限公司 | Device for pre-drying lignite through overheated steam and process thereof |
| JP2011214818A (en) * | 2010-04-02 | 2011-10-27 | Mitsubishi Heavy Ind Ltd | Fluidized bed drying equipment |
| CN102603937A (en) * | 2012-04-09 | 2012-07-25 | 山东科院天力节能工程有限公司 | Flash drying and internal heated fluidized bed drying system and process special for chlorinated polyethylene |
| CN102626965A (en) * | 2012-04-23 | 2012-08-08 | 中国天辰工程有限公司 | ABS powder drying method |
| CN203454610U (en) * | 2013-07-18 | 2014-02-26 | 浙江大学 | Combined type humid material fluidized bed superheat steam drying system |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105115281A (en) * | 2015-09-11 | 2015-12-02 | 重庆涪江生物科技有限公司 | Tenebrio molitor drying device |
| CN111841047A (en) * | 2019-04-26 | 2020-10-30 | 宁德时代新能源科技股份有限公司 | Negative electrode material production equipment |
| CN111841047B (en) * | 2019-04-26 | 2023-07-14 | 宁德时代新能源科技股份有限公司 | Negative electrode material production equipment |
| CN115200318A (en) * | 2021-04-14 | 2022-10-18 | 济南中昌干燥设备有限公司 | Drying method for high-humidity material |
| CN115200318B (en) * | 2021-04-14 | 2024-01-26 | 济南中昌干燥设备有限公司 | High-humidity material drying method |
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| CN103512313B (en) | 2015-07-29 |
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