CN102183123B - Alternating multi-fountain spouting-moving bed drier and drying method employed thereby - Google Patents
Alternating multi-fountain spouting-moving bed drier and drying method employed thereby Download PDFInfo
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- CN102183123B CN102183123B CN2011100506984A CN201110050698A CN102183123B CN 102183123 B CN102183123 B CN 102183123B CN 2011100506984 A CN2011100506984 A CN 2011100506984A CN 201110050698 A CN201110050698 A CN 201110050698A CN 102183123 B CN102183123 B CN 102183123B
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- scraper plate
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- hot air
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Abstract
The invention provides an alternating multi-fountain spouting-moving bed drier and belongs to drying equipment and the engineering technical field. The alternating multi-fountain spouting-moving bed drier is characterized by mainly consisting of a box body, a hot air distribution board, an alternating multi-fountain generator component, a flash board, a hot air chamber partition board, a hot air inlet, a waste gas outlet, a wet material inlet, a product outlet and the like. A method adopting the drier comprises the following steps of: adding a wet material onto the hot air distribution board from the wet material inlet, forming an alternating multi-fountain spouting-moving particle bed layer under dual control action of an alternating multi-fountain generator and hot air so that particle materials having a wide grain size distribution can be dried in the drier under the conditions of low hot air speed, small particle bed layer thickness and big particle bed layer width, discharging dried qualified products from the product outlet, and discharging waste gas from the waste gas outlet. The invention has the advantages that: the drier has a simple structure, and is easy in manufacturing, small in occupied area and low in pressure drop of the particle bed layer.
Description
Technical field
The invention belongs to drying equipment and field of engineering technology, relate to the drying equipment of the wet stocks such as a kind of brown coal and oil shale.
Background technology
For the wider wet stock of the particle size distribution such as brown coal and oil shale, if adopt common horizontal multicompartment fluidized bed dryer, just there will be bulky grain also not to be fluidized, and granule has been taken away by air-flow; If particle layers is too thin, whole bed is difficult to obtain even fluidisation, if particle layers is too thick, bed pressure drop is too large again; In addition, if the particle layers width is too large, also be difficult to make whole particle layers to obtain fluidisation equably.
Summary of the invention
The purpose of this invention is to provide and a kind ofly can alternately produce many fountain spouting-moving bed driers, in the drying equipment of low-heat wind speed degree, granule thickness of bed layer, bulky grain bed width, spouted and mobile equably with the granule materials of realizing wide size distribution.
The present invention is achieved through the following technical solutions.Alternating multi-fountain spouting-moving bed drier comprises following a few part: casing, hot air distribution plate, replace many fountains generator assembly, weir plate, hot air chamber dividing plate, hot-wind inlet, waste gas outlet, wet stock entrance and products export etc.Replacing many fountains generator assembly forms by replacing many fountains generator drive unit, drive sprocket, driven sprocket, chip conduction chain, generator scraper plate I, generator scraper plate II and hot air distribution plate; On hot air distribution plate, have oblique circular hole road, channel diameter is 0.8～4mm, and percent opening is 1～18%, and the angle between duct and horizontal plane is 3～45 °, and its length is 1000～20000mm, and width is 800～8000mm; The height of generator scraper plate I and generator scraper plate II is 200～300mm, generator scraper plate I is to be welded by scraper plate I and guide plate I, generator scraper plate II is to be welded by scraper plate II and guide plate I and guide plate II, and the height of guide plate I and guide plate II is 60～100mm; The drift angle of guide plate I is 60～120 °, and width is 60～100mm; The drift angle of guide plate II and width are 1/2nd of guide plate I; Distance between adjacent guide plate I and guide plate I is 80～100mm, and the distance between adjacent guide plate I and guide plate II is 80～100mm; Distance between adjacent generator scraper plate I and generator scraper plate II is 100～400mm, distance between generator scraper plate I and two ends, generator scraper plate II left and right and casing is 10～15mm, distance between generator scraper plate I and generator scraper plate II lower end and hot air distribution plate is 10～15mm, with bolt, generator scraper plate I and generator scraper plate II upper end and conduction chain are tightened together, generator scraper plate I equates with the quantity of generator scraper plate II, alternately arranges.The horizontal motion speed that replaces many fountains generator is 1～40mm/s.The gas empty bed speed of hot blast in alternating multi-fountain spouting-moving bed drier is 0.4～1.0m/s.By the height of adjusting weir plate, control the time of staying of material in particle layers.
Adopt the drying means of above-mentioned a kind of alternating multi-fountain spouting-moving bed drier to be: wet stock is joined on hot air distribution plate through the wet stock entrance, replacing under the dual control action of many fountains generator and hot blast, formation replaces many fountain types spouted-moving particles bed, make the granule materials of wide size distribution obtain drying in the drying equipment of low-heat wind speed degree, granule thickness of bed layer, bulky grain bed width, dried qualified products are discharged by products export, and waste gas is discharged by waste gas outlet.
Effect of the present invention and benefit are: device structure is simple, easy to manufacture, and floor space is little, and the particle layers pressure drop is little.Realize that the granule materials of wide size distribution is in the drying equipment of low-heat wind speed degree, granule thickness of bed layer, bulky grain bedside degree, spouted and mobile equably.
The accompanying drawing explanation
Fig. 1 is the structural representation of alternating multi-fountain spouting-moving bed drier.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the schematic diagram that replaces many fountains generator assembly.
Fig. 4 is the top view of Fig. 3.
Fig. 5 is the schematic diagram of generator scraper plate I.
Fig. 6 is the schematic diagram of generator scraper plate II.
In figure: 1 wet stock entrance; 2 casings; 3 waste gas outlets; 4 replace many fountains generator assembly; 5 weir plates; 6 products exports; 7 hot-wind inlets; 8 hot air chamber dividing plates; 9 hot air distribution plates; 10 drive sprockets; 11 chip conduction chains; 12 generator scraper plate I; 13 generator scraper plate II; 14 driven sprockets; 15 replace many fountains generator drive unit; 16 scraper plate I; 17 guide plate I; 18 scraper plate II; 19 guide plate II.
The specific embodiment
Below in conjunction with technical scheme and accompanying drawing, describe the specific embodiment of the present invention in detail.
As Fig. 1～shown in Figure 6, replace many fountains generator assembly 4 and form by replacing many fountains generator drive unit 15, drive sprocket 10, driven sprocket 14, chip conduction chain 11, generator scraper plate I 12, generator scraper plate II 13 and hot air distribution plate 9; On hot air distribution plate 9, have oblique circular hole road, channel diameter is 0.8～4mm, and percent opening is 1～18%, and the angle between inclined hole and horizontal plane is 3～45 °, and its length is 1000～20000mm, and width is 800～8000mm; The height of generator scraper plate I 12 and generator scraper plate II 13 is 200～300mm, generator scraper plate I 12 is to be welded by scraper plate I 16 and guide plate I 17, generator scraper plate II 13 is to be welded by scraper plate II 18 and guide plate I 17 and guide plate II 19, and the height of guide plate I 17 and guide plate II 19 is 60～100mm; The drift angle of guide plate I 17 is 60～120 °, and width is 60～100mm; The drift angle of guide plate II 19 and width are 1/2nd of guide plate I 17; Distance between adjacent guide plate I 17 and guide plate I 17 is 80～100mm, and the distance between adjacent guide plate I 17 and guide plate II 19 is 80～100mm; Distance between adjacent generator scraper plate I 12 and generator scraper plate II 13 is 100～400mm, distance between generator scraper plate I 12 and generator scraper plate II 13 two ends, left and right and casing 2 is 10～15mm, distance between generator scraper plate I 12 and generator scraper plate II 13 lower ends and hot air distribution plate 9 is 10～15mm, with bolt, generator scraper plate I 12 and generator scraper plate II 13 upper ends and conduction chain 11 are tightened together, generator scraper plate I 12 equates with the quantity of generator scraper plate II 13, alternately arranges.The horizontal motion speed that replaces many fountains generator 4 is 1～40mm/s.The gas empty bed speed of hot blast in replacing spouted-mobile drier of many fountain types is 0.4～1.0m/s.Replacing under the dual control action of many fountains generator and hot blast, form spouted-moving particles bed, make the granule materials of wide size distribution obtain drying in the drying equipment of low-heat wind speed degree, granule thickness of bed layer, bulky grain bed width.
As shown in Figure 1, wet stock is joined on hot air distribution plate 9 through wet stock entrance 1, replacing under the dual control action of many fountains generator 4 and hot blast, formation replaces many fountain types spouted-moving particles bed, make the granule materials of wide size distribution obtain drying in the drying equipment of low-heat wind speed degree, granule thickness of bed layer, bulky grain bed width, dried qualified products are discharged by products export 6, and waste gas is discharged by waste gas outlet 3.
Claims (3)
1. alternating multi-fountain spouting-moving bed drier, comprise casing, replace many fountains generator, weir plate, hot air chamber dividing plate, hot-wind inlet, waste gas outlet, wet stock entrance and products export, it is characterized in that:
1) replacing many fountains generator comprises and replaces many fountains generator drive unit, drive sprocket, driven sprocket, chip conduction chain, generator scraper plate I, generator scraper plate II and hot air distribution plate; On hot air distribution plate, have oblique circular hole road, channel diameter is 0.8～4mm, and percent opening is 1～18%, and the angle between duct and horizontal plane is 3～45 °, and its length is 1000～20000mm, and width is 800～8000mm;
2) height of generator scraper plate I and generator scraper plate II is 200～300mm, generator scraper plate I is to be welded by scraper plate I and guide plate I, generator scraper plate II is to be welded by scraper plate II and guide plate I and guide plate II, the height of guide plate I and guide plate II is 60～100mm, the drift angle of guide plate I is 60～120 °, and width is 60～100mm; The drift angle of guide plate II and width are 1/2nd of guide plate I; Distance between adjacent guide plate I and guide plate I is 80～100mm, and the distance between adjacent guide plate I and guide plate II is 80～100mm; Distance between adjacent generator scraper plate I and generator scraper plate II is 100～400mm, distance between generator scraper plate I and two ends, generator scraper plate II left and right and casing is 10～15mm, distance between generator scraper plate I and generator scraper plate II lower end and hot air distribution plate is 10～15mm, with bolt, generator scraper plate I and generator scraper plate II upper end and conduction chain are tightened together, generator scraper plate I equates with the quantity of generator scraper plate II, alternately arranges.
2. a kind of alternating multi-fountain spouting-moving bed drier according to claim 1, it is characterized in that: the horizontal motion speed of generator scraper plate I and generator scraper plate II is 1～40mm/s, and the gas empty bed speed of hot blast in alternating multi-fountain spouting-moving bed drier is 0.4～1.0m/s.
3. the drying means that adopts of a kind of alternating multi-fountain spouting-moving bed drier according to claim 1, it is characterized in that: wet stock is joined on hot air distribution plate through the wet stock entrance, replacing under the dual control action of many fountains generator and hot blast, formation replaces many fountain types spouted-moving particles bed, make the granule materials of wide size distribution obtain drying in the drying equipment of low-heat wind speed degree, granule thickness of bed layer, bulky grain bed width, dried qualified products are discharged by products export, and waste gas is discharged by waste gas outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100506984A CN102183123B (en) | 2011-02-23 | 2011-02-23 | Alternating multi-fountain spouting-moving bed drier and drying method employed thereby |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100506984A CN102183123B (en) | 2011-02-23 | 2011-02-23 | Alternating multi-fountain spouting-moving bed drier and drying method employed thereby |
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| CN102183123A CN102183123A (en) | 2011-09-14 |
| CN102183123B true CN102183123B (en) | 2013-11-27 |
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| CN2011100506984A Expired - Fee Related CN102183123B (en) | 2011-02-23 | 2011-02-23 | Alternating multi-fountain spouting-moving bed drier and drying method employed thereby |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102965173A (en) * | 2012-11-07 | 2013-03-13 | 中国重型机械研究院股份公司 | Step-by-step modification upgrading system of brown coal |
| CN104047201B (en) * | 2013-03-12 | 2016-01-20 | 丹东天和实业有限公司 | The anti-blocking scraping plate mechanism of a kind of hot bellows |
| CN109869984A (en) * | 2016-08-31 | 2019-06-11 | 邹平双飞成套设备有限公司 | A kind of brown coal drying equipment using power-plant flue gas and steam waste heat |
| CN113532084B (en) * | 2021-06-22 | 2023-02-07 | 新疆宝明矿业有限公司 | Oil shale drying equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2211982Y (en) * | 1992-10-22 | 1995-11-08 | 张永生 | Push conveyer load-reducing device for mine |
| CN2536548Y (en) * | 2002-04-05 | 2003-02-19 | 山东中实股份有限公司 | Chain scraper powder conveyors |
| CN2725811Y (en) * | 2004-05-11 | 2005-09-14 | 南京工业大学 | Movable bed type fluidized drier |
| CN201071311Y (en) * | 2007-07-25 | 2008-06-11 | 欧亚华都(宜兴)环保有限公司 | Air-float device |
| CN201746125U (en) * | 2010-08-05 | 2011-02-16 | 江阴市大地机械制造有限公司 | Material taking scraping plate of automatic scraping-plate material stocking and taking machine |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8526606D0 (en) * | 1985-10-29 | 1985-12-04 | Electricity Council | Drying particulate material |
| DE102006004833A1 (en) * | 2006-02-02 | 2007-08-16 | Holger Mannweiler | Process for drying juice |
-
2011
- 2011-02-23 CN CN2011100506984A patent/CN102183123B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2211982Y (en) * | 1992-10-22 | 1995-11-08 | 张永生 | Push conveyer load-reducing device for mine |
| CN2536548Y (en) * | 2002-04-05 | 2003-02-19 | 山东中实股份有限公司 | Chain scraper powder conveyors |
| CN2725811Y (en) * | 2004-05-11 | 2005-09-14 | 南京工业大学 | Movable bed type fluidized drier |
| CN201071311Y (en) * | 2007-07-25 | 2008-06-11 | 欧亚华都(宜兴)环保有限公司 | Air-float device |
| CN201746125U (en) * | 2010-08-05 | 2011-02-16 | 江阴市大地机械制造有限公司 | Material taking scraping plate of automatic scraping-plate material stocking and taking machine |
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| CN102183123A (en) | 2011-09-14 |
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