CN101786080A - Fluidized bed winnowing and moisture controlling machine and new winnowing and moisture controlling process - Google Patents
Fluidized bed winnowing and moisture controlling machine and new winnowing and moisture controlling process Download PDFInfo
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- CN101786080A CN101786080A CN201010100808A CN201010100808A CN101786080A CN 101786080 A CN101786080 A CN 101786080A CN 201010100808 A CN201010100808 A CN 201010100808A CN 201010100808 A CN201010100808 A CN 201010100808A CN 101786080 A CN101786080 A CN 101786080A
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Abstract
The invention relates to equipment and a process for adjusting the moisture of granular materials and grading the granularity, in particular to a fluidized bed winnowing and moisture controlling machine and a new winnowing and moisture controlling process which can simultaneously realize the reduction of water content of the granular materials and the grading according to the granularity of the granulated materials. Fine granular materials of the granular materials in the fluidized state are centrally discharged through a fine granule discharge pipe and other rough granular materials are scraped to a rough granule discharge pipe for centralized discharge, so the proper reduction of the water content can be realized while grading the granularity. The equipment and the process are applied to the field of coal moisture control in the coking industry, the dryness and quality improvement of lignitous coal in coal industry and the like.
Description
Affiliated technical field
The present invention relates to the equipment and the technology of a kind of granule materials humidity regulation and grading, especially can realize reducing granule materials moisture simultaneously and by a kind of fluidized bed air separating damping machine and the selection by winnowing damping new technology of granule materials granule size classification.
Background technology
At present, have much for the equipment that only reduces granule materials moisture, also have much for the equipment that only carries out the granule materials grading, some industries and occasion should be begged to surrender and be hanged down the moisture of granule materials, also require simultaneously to press the granule materials grading, this requirement is arranged as " the coal damping " of coking industry, " brown coal drying and upgrading " of coal industry etc.The invention provides a kind of fluidized bed air separating damping machine and selection by winnowing damping new technology, can finish two tasks of humidity regulation and grading simultaneously.
Summary of the invention
Can not realize the deficiency of humidity regulation and two requirements of grading simultaneously in order to overcome existing Humidity regulating equipment or grading equipment, the invention provides a kind of fluidized bed air separating damping machine and selection by winnowing damping new technology, this fluidized bed air separating damping machine and selection by winnowing damping new technology can not only be finished humidity regulation and two tasks of grading, and these two tasks are finished simultaneously.
The technical solution adopted for the present invention to solve the technical problems is: the fluidized bed status that is provided with in closed casing is dryer section lathe bed and selection by winnowing section lathe bed, dryer section lathe bed below and selection by winnowing section lathe bed below are respectively equipped with dryer section air compartment and selection by winnowing section air compartment, dryer section air compartment both sides are provided with dryer section fine grained delivery pipe, selection by winnowing section air compartment both sides are provided with selection by winnowing section fine grained delivery pipe, and the selection by winnowing segment trailer is provided with the coarse granule delivery pipe.Dryer section lathe bed and selection by winnowing section lathe bed mainly are made up of the fluosolids height adjusting overflow plate of horizontally disposed air distribution plate, air distribution plate both sides and the chain screeding device of air distribution plate top.The regularity of distribution of aperture is that middle close both sides are rare on the air distribution plate.The water conservancy diversion scraper plate of chain screeding device is positioned at the air distribution plate top, water conservancy diversion scraper plate lower end is a profile of tooth pectination form, the scraper plate main body side of water conservancy diversion scraper plate is furnished with flow deflector, and flow deflector is vertical with the scraper plate main body to tilt with air distribution plate, and flow deflector is along scraper plate principal length direction symmetric arrangement.The fluosolids height adjusting overflow plate top of air distribution plate both sides is provided with the fine grained web plate and is communicated with dryer section fine grained delivery pipe or selection by winnowing section fine grained delivery pipe.Dryer section lathe bed above-head is provided with charging impeller charging gear and feeding vibration.The quantity of dryer section air compartment or selection by winnowing section air compartment is not limited to one, can be provided with a plurality of.The quantity of dryer section fine grained delivery pipe or selection by winnowing section fine grained delivery pipe is not limited to one, can be provided with a plurality of.The appropriate location, middle and upper part separates to become two sections of front and back in the closed casing, and the closed casing position of dryer section lathe bed top has the dryer section blast pipe, and corresponding closed casing position, selection by winnowing section lathe bed top is provided with selection by winnowing section blast pipe.The dryer section air compartment is communicated with the dryer section blast pipe in its underpart, each air compartment airflow pressure independent regulation.Selection by winnowing section air compartment is communicated with selection by winnowing section blast pipe in its underpart, each air compartment airflow pressure independent regulation.The quantity of fluid bed lathe bed is not limited to one, can be provided with a plurality of.
Granule materials enters closed casing by charging impeller charging gear, at first be subjected to the feeding vibration effect and be the loose condition (of surface) free-falling, the air-flow jacking that is subjected to again in the process that falls on the dryer section lathe bed forms fluidized state, fine granular materials climbs over the fluosolids height and regulates the concentrated discharging of dryer section fine grained delivery pipe that overflow plate falls into both sides, the a small amount of coarse granule material that surpasses the control granularity is stopped the air distribution plate that falls back by the fine grained web plate, and all the other granule materials enter selection by winnowing section lathe bed under the water conservancy diversion scraper plate double action of fluidized state and chain screeding device; The fine granular materials of selection by winnowing section climbs over the fluosolids height and regulates the concentrated discharging of selection by winnowing section fine grained delivery pipe that overflow plate falls into both sides, the a small amount of coarse granule material that surpasses the control granularity is stopped the air distribution plate that falls back by the fine grained web plate equally, and the diversed scraper plate of coarse granule material that does not enter fluidized state on the air distribution plate is scraped into the concentrated discharging of coarse granule delivery pipe.Hot blast is sent into through some dryer section air compartments from the dryer section blast pipe of bottom, discharge by the dryer section blast pipe of closed casing top by the aperture of dryer section air distribution plate from bottom to top, blast selection by winnowing section blast pipe through middle deduster dedusting by overfire air fan, send into through some selection by winnowing section air compartments again, discharge by the selection by winnowing section blast pipe of closed casing top by the aperture of selection by winnowing section air distribution plate from bottom to top, enter the tails dedusting device and handle.Rare structure in close both sides and the water conservancy diversion scraper plate air-flow that the flow deflector arranged will pass air distribution plate that tilts is guided both sides in the middle of the aperture on the air distribution plate, is convenient to the fine grained delivery pipe of fine granular materials overflow to both sides.The fluidisation layer height can pass through the adjusting realization control that wind speed, blast and fluosolids height are regulated overflow plate on the air distribution plate; Fine granular materials is discharged by the fine grained discharge device, and the coarse granule material is discharged by the coarse granule discharge device.Granule materials also has been pulled away portion of water by the air-flow selection by winnowing time, has promptly realized two purposes of humidity regulation and grading simultaneously.
The present invention solves the process technology scheme that its technical problem adopts: the gas with uniform temperature and pressure passes the dryer section lathe bed from dryer section blast pipe drying section air compartment and discharges from the dryer section blast pipe, again blast selection by winnowing section blast pipe through middle deduster dedusting by overfire air fan and enter selection by winnowing section air compartment, pass selection by winnowing section lathe bed and discharge through the tails dedusting device, on air distribution plate, form the jacking air-flow when gas passes dryer section lathe bed and selection by winnowing section lathe bed from selection by winnowing section blast pipe; Granule materials enters closed casing chance jacking air-flow continuously by charging impeller charging gear and feeding vibration and is fluidized state, fine granular materials climbs over fluosolids height adjusting overflow plate and concentrates discharge through the fine grained web plate from dryer section fine grained delivery pipe and selection by winnowing section fine grained delivery pipe, and the diversed scraper plate of coarse granule material is scraped to the coarse granule delivery pipe is concentrated and discharged; Concentrate the coarse granule material of discharging to be crushed to the fine grained granularity from the coarse granule delivery pipe by disintegrating machine; After converging, the fine granular materials of the concentrated discharging of dryer section fine grained delivery pipe and selection by winnowing section fine grained delivery pipe and the fine granular materials after the crusher in crushing enter next production workshop section.
The invention has the beneficial effects as follows, when granule materials is carried out the selection by winnowing grading, reduced the moisture of granule materials.At coking industry, " coal damping " is a new problem, coke oven has certain requirement to the moisture and the granularity of coking coal, utilize the useless flue gas of recovery coke oven by fluidized bed air separating damping machine and selection by winnowing damping new technology coking coal to be carried out preliminary treatment, the percentage that has improved release mesh has promptly improved the quality of coke; The moisture that has reduced coking coal has simultaneously improved the initial temperature of coking coal, and the fuel consumption when these can reduce coking is for " energy-saving and emission-reduction " contribute.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is the main apparent direction full sectional view of first embodiment of the invention.
Fig. 2 is the A-A cutaway view of Fig. 1.
Fig. 3 is the B-B cutaway view of Fig. 1.
Fig. 4 is the C-C cutaway view of Fig. 1.
Fig. 5 is the D-D cutaway view of Fig. 1.
Fig. 6 is the I partial enlarged drawing of Fig. 4.
Fig. 7 is that the E of Fig. 4 is to view.
Fig. 8 is that the F of Fig. 3 is to view.
Fig. 9 is the cross-sectional view strength of second embodiment of the invention.
Figure 10 is a process schematic representation of the present invention.
1. coarse granule delivery pipes among the figure, 2. selection by winnowing section blast pipe, 3. No. two air compartments of selection by winnowing section, 4. No. two fine grained delivery pipes of selection by winnowing section, 5. air compartment of selection by winnowing section, 6. fine grained delivery pipe of selection by winnowing section, 7. No. three air compartments of dryer section, 8. dryer section fine grained delivery pipe, 9. No. two air compartments of dryer section, 10. air compartment of dryer section, 11. dryer section blast pipes, 12. chain screeding device, 13. feeding vibration, 14. charging impeller charging gears, 15. dryer section blast pipes, 16. closed casing, 17. selection by winnowing section blast pipe, 18. fine grained web plates, 19. fluosolids height are regulated overflow plate, 20. air distribution plate, 21. the water conservancy diversion scraper plate, 22. tails dedusting devices, 23. middle dedusters, 24. overfire air fan, 25. disintegrating machines.
The specific embodiment
At Fig. 1, among Fig. 3, the fluidized bed status that is provided with in closed casing (16) is dryer section lathe bed and selection by winnowing section lathe bed, dryer section lathe bed below and selection by winnowing section lathe bed below are respectively equipped with an air compartment of dryer section (10), No. two air compartments of dryer section (9), an air compartment of No. three air compartments of dryer section (7) and selection by winnowing section (5), No. two air compartments of selection by winnowing section (3), No. three air compartments of No. two air compartments of dryer section (9) and dryer section (7) both sides are provided with dryer section fine grained delivery pipe (8), an air compartment of selection by winnowing section (5) both sides are provided with a fine grained delivery pipe of selection by winnowing section (6), No. two air compartments of selection by winnowing section (3) both sides are provided with No. two fine grained delivery pipes of selection by winnowing section (4), and the selection by winnowing segment trailer is provided with coarse granule delivery pipe (1).Dryer section lathe bed and selection by winnowing section lathe bed mainly are made up of the fluosolids height adjusting overflow plate (19) of horizontally disposed air distribution plate (20), air distribution plate (20) both sides and the chain screeding device (12) of air distribution plate (20) top.Fluosolids height adjusting overflow plate (19) top of air distribution plate both sides is provided with fine grained web plate (18) and is communicated with dryer section fine grained delivery pipe (8), a fine grained delivery pipe of selection by winnowing section (6) or No. two fine grained delivery pipes of selection by winnowing section (4).Dryer section lathe bed above-head is provided with charging impeller charging gear (14) and feeding vibration (13).Appropriate location, the interior middle and upper part of closed casing (16) separates to become two sections of front and back, closed casing (16) position of dryer section lathe bed top has dryer section blast pipe (15), and corresponding closed casing (16) position, selection by winnowing section lathe bed top is provided with selection by winnowing section blast pipe (17).An air compartment of dryer section (10), No. two air compartments of dryer section (9) and No. three air compartments of dryer section (7) are communicated with dryer section blast pipe (11) in its underpart, each air compartment airflow pressure independent regulation.No. two air compartments of an air compartment of selection by winnowing section (5) and selection by winnowing section (3) are communicated with selection by winnowing section blast pipe (2) in its underpart, each air compartment airflow pressure independent regulation.
In Fig. 2, this is analysed and observe the position and is positioned at coarse granule discharge place, and chain screeding device (12) is by the moving water conservancy diversion scraper plate (21) of sprocket wheel chain belt, and discharge end below is coarse granule delivery pipe (1).Chain screeding device (12) and water conservancy diversion scraper plate (21) are positioned at closed casing (16).
In Fig. 3, this analyses and observe the stage casing that the position is positioned at air distribution plate (20), is water conservancy diversion scraper plate (21) on the air distribution plate (20), and both sides are furnished with the fluosolids height and regulate overflow plate (19), and the fluosolids height is regulated overflow plate (19) top fine grained web plate (18) is set.Air distribution plate (20) below is No. two air compartments of dryer section (9), and No. two air compartments of dryer section (9) both sides are dryer section fine grained delivery pipes (8).
In Fig. 4, this is analysed and observe the position and is positioned at feed entrance point, is charging impeller charging gear (14), feeding vibration (13), chain screeding device (12) and an air compartment of dryer section (10) from top to bottom successively.
In Fig. 5, No. two fine grained delivery pipes of selection by winnowing section (4), a fine grained delivery pipe of selection by winnowing section (6) and dryer section fine grained delivery pipe (8) are positioned at the both sides of coarse granule delivery pipe (1), No. two air compartments of selection by winnowing section (3), an air compartment of selection by winnowing section (5), No. three air compartments of dryer section (7), No. two air compartments of dryer section (9) and an air compartment of dryer section (10), are symmetrically distributed.
In Fig. 6, water conservancy diversion scraper plate (21) is positioned at air distribution plate (20) top, and water conservancy diversion scraper plate (21) lower end is a profile of tooth pectination form, and the scraper plate main body side of water conservancy diversion scraper plate (21) is furnished with flow deflector.
In Fig. 7, the aperture regularity of distribution on the air distribution plate (20) is that middle close both sides are rare.The flow deflector of water conservancy diversion scraper plate (21) scraper plate main body side is vertical with the scraper plate main body to tilt with air distribution plate (20), and flow deflector is along scraper plate principal length direction symmetric arrangement.
In Fig. 8, fine grained web plate (18) mesh is evenly arranged.
In Fig. 9, second embodiment is equivalent to two of first embodiment, and first embodiment is called single form side by side, and second embodiment is called the double bed form.
In Figure 10, gas with uniform temperature and pressure is from dryer section blast pipe (a 11) air compartment of drying section (10), No. two air compartments of dryer section (9), No. three air compartments of dryer section (7) pass the dryer section lathe bed and discharge from dryer section blast pipe (15), again blast selection by winnowing section blast pipe (2) through middle deduster (23) dedusting by overfire air fan (24) and enter an air compartment of selection by winnowing section (5) and No. two air compartments of selection by winnowing section (3), pass selection by winnowing section lathe bed and discharge through tails dedusting device (22), go up formation jacking air-flow at air distribution plate (20) when gas passes dryer section lathe bed and selection by winnowing section lathe bed from selection by winnowing section blast pipe (17); Granule materials enters closed casing (16) chance jacking air-flow continuously by charging impeller charging gear (14) and feeding vibration (13) and is fluidized state, fine granular materials is concentrated from dryer section fine grained delivery pipe (8), a fine grained delivery pipe of selection by winnowing section (6) and No. two fine grained delivery pipes of selection by winnowing section (4) through fine grained web plate (18) and is discharged, and the diversed scraper plate of coarse granule material (21) is scraped to coarse granule delivery pipe (1) is concentrated and discharged; Concentrate the coarse granule material of discharging to be broken to the fine grained granularity from coarse granule delivery pipe (1) by disintegrating machine powder (25); After converging, the fine granular materials of the concentrated discharging of dryer section fine grained delivery pipe (8), a fine grained delivery pipe of selection by winnowing section (6) and No. two fine grained delivery pipes of selection by winnowing section (4) and the fine granular materials after disintegrating machine (25) fragmentation enter next production workshop section.
Claims (8)
1. fluidized bed air separating damping machine and selection by winnowing damping new technology, the fluidized bed status that is provided with in closed casing is dryer section lathe bed and selection by winnowing section lathe bed, dryer section lathe bed below and selection by winnowing section lathe bed below are respectively equipped with dryer section air compartment and selection by winnowing section air compartment, dryer section air compartment both sides are provided with dryer section fine grained delivery pipe, selection by winnowing section air compartment both sides are provided with selection by winnowing section fine grained delivery pipe, the selection by winnowing segment trailer is provided with the coarse granule delivery pipe, and its apparatus characteristic is: dryer section lathe bed and selection by winnowing section lathe bed are mainly by horizontally disposed air distribution plate, the fluosolids height of air distribution plate both sides is regulated the chain screeding device of overflow plate and air distribution plate top and is formed.
2. equipment according to claim 1 is characterized in that: the regularity of distribution of aperture is that middle close both sides are rare on the air distribution plate.
3. equipment according to claim 1, it is characterized in that: the water conservancy diversion scraper plate of chain screeding device is positioned at the air distribution plate top, water conservancy diversion scraper plate lower end is a profile of tooth pectination form, the scraper plate main body side of water conservancy diversion scraper plate is furnished with flow deflector, flow deflector is vertical with the scraper plate main body to tilt with air distribution plate, and flow deflector is along scraper plate principal length direction symmetric arrangement.
4. equipment according to claim 1 is characterized in that: the fluosolids height adjusting overflow plate top of air distribution plate both sides is provided with the fine grained web plate and is communicated with dryer section fine grained delivery pipe or selection by winnowing section fine grained delivery pipe.
5. equipment according to claim 1 is characterized in that: the quantity of dryer section air compartment or selection by winnowing section air compartment is not limited to one, can be provided with a plurality of.
6. equipment according to claim 1 is characterized in that: the quantity of dryer section fine grained delivery pipe or selection by winnowing section fine grained delivery pipe is not limited to one, can be provided with a plurality of.
7. equipment according to claim 1 is characterized in that: the quantity of fluid bed lathe bed is not limited to one, can be provided with a plurality of.
8. fluidized bed air separating damping machine and selection by winnowing damping new technology, its technology characteristics is: the gas with uniform temperature and pressure passes the dryer section lathe bed from dryer section blast pipe drying section air compartment and discharges from the dryer section blast pipe, again blast selection by winnowing section blast pipe through middle deduster dedusting by overfire air fan and enter selection by winnowing section air compartment, pass selection by winnowing section lathe bed and discharge through the tails dedusting device, on air distribution plate, form the jacking air-flow when gas passes dryer section lathe bed and selection by winnowing section lathe bed from selection by winnowing section blast pipe; Granule materials enters closed casing chance jacking air-flow continuously by charging impeller charging gear and feeding vibration and is fluidized state, fine granular materials climbs over fluosolids height adjusting overflow plate and concentrates discharge through the fine grained web plate from dryer section fine grained delivery pipe and selection by winnowing section fine grained delivery pipe, and the diversed scraper plate of coarse granule material is scraped to the coarse granule delivery pipe is concentrated and discharged; Concentrate the coarse granule material of discharging to be crushed to the fine grained granularity from the coarse granule delivery pipe by disintegrating machine; After converging, the fine granular materials of the concentrated discharging of dryer section fine grained delivery pipe and selection by winnowing section fine grained delivery pipe and the fine granular materials after the crusher in crushing enter next production workshop section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010100808A CN101786080A (en) | 2010-01-26 | 2010-01-26 | Fluidized bed winnowing and moisture controlling machine and new winnowing and moisture controlling process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010100808A CN101786080A (en) | 2010-01-26 | 2010-01-26 | Fluidized bed winnowing and moisture controlling machine and new winnowing and moisture controlling process |
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| CN101786080A true CN101786080A (en) | 2010-07-28 |
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| CN201010100808A Pending CN101786080A (en) | 2010-01-26 | 2010-01-26 | Fluidized bed winnowing and moisture controlling machine and new winnowing and moisture controlling process |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101906310A (en) * | 2010-09-09 | 2010-12-08 | 武汉钢铁(集团)公司 | Method for drying coking coal materials |
| CN102425931A (en) * | 2011-10-23 | 2012-04-25 | 中冶焦耐(大连)工程技术有限公司 | Method and device for diverting and distributing flue gas in gas-material separated manner |
| CN102620537A (en) * | 2012-04-24 | 2012-08-01 | 北京京城环保产业发展有限责任公司 | Waste plastic drier |
| CN113145460A (en) * | 2021-03-31 | 2021-07-23 | 唐山市神州机械有限公司 | Energy-saving coal dry separation system with multiple air sources for air supply |
| CN114904778A (en) * | 2022-05-31 | 2022-08-16 | 中国矿业大学 | Fluidized bed coal sorting treatment device and method |
-
2010
- 2010-01-26 CN CN201010100808A patent/CN101786080A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101906310A (en) * | 2010-09-09 | 2010-12-08 | 武汉钢铁(集团)公司 | Method for drying coking coal materials |
| CN101906310B (en) * | 2010-09-09 | 2013-01-02 | 武汉钢铁(集团)公司 | Method for drying coking coal materials |
| CN102425931A (en) * | 2011-10-23 | 2012-04-25 | 中冶焦耐(大连)工程技术有限公司 | Method and device for diverting and distributing flue gas in gas-material separated manner |
| CN102425931B (en) * | 2011-10-23 | 2014-01-15 | 中冶焦耐(大连)工程技术有限公司 | Method and device for diverting and distributing flue gas in gas-material separated manner |
| CN102620537A (en) * | 2012-04-24 | 2012-08-01 | 北京京城环保产业发展有限责任公司 | Waste plastic drier |
| CN102620537B (en) * | 2012-04-24 | 2014-11-05 | 北京机电院高技术股份有限公司 | Waste plastic drier |
| CN113145460A (en) * | 2021-03-31 | 2021-07-23 | 唐山市神州机械有限公司 | Energy-saving coal dry separation system with multiple air sources for air supply |
| CN113145460B (en) * | 2021-03-31 | 2024-01-02 | 唐山神州机械集团有限公司 | Energy-saving coal dry separation system with multiple air supply sources |
| CN114904778A (en) * | 2022-05-31 | 2022-08-16 | 中国矿业大学 | Fluidized bed coal sorting treatment device and method |
| CN114904778B (en) * | 2022-05-31 | 2023-08-11 | 中国矿业大学 | Fluidized bed coal sorting treatment device and method |
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Application publication date: 20100728 |