CN100419360C - Wind driven separation dryer of semi-fluidizing fluid-bed - Google Patents
Wind driven separation dryer of semi-fluidizing fluid-bed Download PDFInfo
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- CN100419360C CN100419360C CNB2006100315365A CN200610031536A CN100419360C CN 100419360 C CN100419360 C CN 100419360C CN B2006100315365 A CNB2006100315365 A CN B2006100315365A CN 200610031536 A CN200610031536 A CN 200610031536A CN 100419360 C CN100419360 C CN 100419360C
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Abstract
The present invention discloses a wind driven separation dryer of semi-boiling fluidized beds, which comprises a semi-boiling fluidized bed, a fluidized bed height adjuster, a chain scraper discharge device of coarse granules, a rotation drag-type feeder, a storage bin, fine granule collecting and expelling devices, a frame, an outer cover body and an automatic control system, wherein the outer cover body is connected with the frame, the semi-boiling fluidized bed is fixed on the frame, a bed body of the semi-boiling fluidized bed is arranged in the outer cover body, and the rotation drag-type feeder is arranged above the bed body. The chain scraper discharge device of the coarse granules is arranged between the bed body and the rotation drag-type feeder and is tightly abutted with the bed body, the storage bin is arranged above the rotation drag-type feeder and is communicated with the rotation drag-type feeder, and the fine granule collecting and expelling devices are arranged at both sides of the semi-boiling fluidized bed. The present invention is a granule grading separation and moderate drying device which has the advantages of simple structure, low cost, high automation level and low failure rate, and the present invention combines a granule grading separation technique and a moderate drying technique of moisture granule material and integrates the advantages of the two techniques simultaneously.
Description
Technical field
The present invention relates to mainly that stock grading separates, appropriate drying device field, refers in particular to a kind ofly to be used for the pneumatic selection classification of wet granular material separated and the wind driven separation dryer of semi-fluidizing fluid-bed of appropriate desiccant dehumidification.(the present invention can be widely used in industries such as metallurgy, chemical industry, mine, coal, light industry, grain, food.)
Background technology
The present separation equipment form of granule materials, of a great variety, the drying equipment form of wet granular material, kind are also very various, but do not see in same equipment not only gradable separation but also can the dry product of appropriateness on the domestic and international market as yet.Fluidizing fluid-bed technology is applied to chemical industry at first, back development and application is in boiler industry, and semi-fluidizing fluid-bed technology is applied to the small-sized industrial boiler transformation at first, to adapt to burning low grade coal, the back is replaced by complete fluidizing fluid-bed technology, the existing fluidizing fluid-bed boiler of circulation that develops into.Semi-fluidizing fluid-bed principle is applied to that the pneumatic selection classification of wet granular material separates and the equipment of appropriate desiccant dehumidification on then produced a kind of brand-new technology, the new technology that granule materials classification separating technology and wet granular material appropriateness drying process is merged will be developed a kind of new product exactly.
Summary of the invention
The technical problem to be solved in the present invention just is: at problem that exists in prior art, the equipment and unicity, the invention provides a kind of simple in structure, cost is low, automatization level is high, fault rate is low equipment, this equipment is to combine granule materials classification separation and the dry two kinds of technology of wet granular material appropriateness, and possesses the wind driven separation dryer of semi-fluidizing fluid-bed of these two kinds of technological merits simultaneously.
In order to solve the problems of the technologies described above, the solution that the present invention proposes is: a kind of wind driven separation dryer of semi-fluidizing fluid-bed, it is characterized in that: it comprises semi-fluidizing fluid-bed, the fluid-bed depth adjusting device, coarse granule material chain scraper discharge device, the revolution scraper feeder, feed bin, the fine grained material is collected discharger, frame, outer outlet body and automatic control system, described outer outlet body links to each other with frame, described semi-fluidizing fluid-bed be fixed on the frame and a semi-fluidizing fluid-bed bed body is positioned at outer outlet body, the revolution scraper feeder is positioned at the top of a body, coarse granule material chain scraper discharge device is between bed body and revolution scraper feeder and be close to a body, feed bin is positioned at the top of revolution scraper feeder and is communicated with the revolution scraper feeder, and the fine grained material is collected discharger and is positioned at semi-fluidizing fluid-bed both sides.
A described semi-fluidizing fluid-bed body, air distribution plate, segmentation air compartment, leakage material collection bucket, hot-air inlet pipe flange base and the revolution scraper-type discharge device of comprising, described bed body is fixed on frame and is positioned at outer outlet body, and air distribution plate is located on the body; Described segmentation air compartment is fixed on the lower end of frame, and links to each other with the bottom of bed body; Described hot-air inlet pipe flange base is located on the side of air compartment housing, and described leakage material collection bucket links to each other with the lower end of segmentation air compartment, and revolution scraper-type discharge device is positioned at the lower end of leaking the material collection bucket.
Described fluid-bed depth adjusting device comprises the first electronic deceleration mechanism, transmission mechanism, rotating shaft, chain stretching device, chain and adjustable plate, the output shaft of the described first electronic deceleration mechanism links to each other with rotating shaft by transmission mechanism, be equiped with runner on the two ends of rotating shaft, chain is set around on the runner and with the adjustable plate of being located at semi-fluidizing fluid-bed both sides and links to each other.
Described transmission mechanism comprises first fork, connecting rod and second fork, and described first fork, one end links to each other with the output shaft of electronic deceleration mechanism, and the other end links to each other with second fork by connecting rod, and second fork links to each other with rotating shaft.
Described coarse granule material chain scraper discharge device comprises drive unit, shaft coupling, driving shaft, first sprocket wheel, driven shaft, second sprocket wheel, chain stretching device, commutation guide wheel, chain scraper, chain holder rail and the soft board curtain that keeps out the wind, the output shaft of drive unit links to each other with driving shaft by shaft coupling, is equiped with first sprocket wheel on the driving shaft; Be equiped with second sprocket wheel on the driven shaft, and be provided with chain stretching device in the two ends of driven shaft; Chain scraper is set around on first sprocket wheel and second sprocket wheel, and the scraper plate of chain scraper is close on the semi-fluidizing fluid-bed air distribution plate; Chain holder rail bottom is fixed by bolts on the body, and chain holder rail top is fixed on the support of a body; The soft board curtain that keeps out the wind is installed on the support of a body and is positioned at the side of first sprocket wheel, and the commutation guide wheel is installed on the support of a body and between first sprocket wheel and second sprocket wheel.
Offer fire extinguishing inert gas import flange base and the explosion-proof base etc. of drawing on the described outer outlet body.
Described revolution scraper feeder comprises the second electronic deceleration mechanism, rotating shaft, scraper-type rotary drum, guide cover, slip flitch and oscillatory gearing mechanism, described guide cover links to each other with feed bin, rotating shaft, scraper-type rotary drum are installed in the guide cover, the output shaft of the second electronic deceleration mechanism links to each other with rotating shaft, the scraper-type rotary drum is fixed in the rotating shaft, and the flitch that slips nestles up the output shaft of oscillatory gearing mechanism.
Compared with prior art, advantage of the present invention just is:
1, wind driven separation dryer of semi-fluidizing fluid-bed of the present invention is that wet stock is incorporated into one with pneumatic selection classification separation and two technology of appropriate desiccant dehumidification, possesses the advantage of these two kinds of technology simultaneously;
2, the gas of wind driven separation dryer of semi-fluidizing fluid-bed employing of the present invention is industrial hot waste gas body or heating mist (hot waste gas that heating furnace produces), utilize industrial waste heat gas or heating mist (hot waste gas that heating furnace produces) not only to finish thick in the wet stock, fine grained classification separation, and in the classification separating process, also utilized the heat of industrial hot waste gas body or heating mist (hot waste gas that heating furnace produces) that material has been carried out appropriate drying, not only reduce the moisture in the material, also improved the initial temperature of material.If in coking coking is produced, adopt the present invention, because the moisture in the shove charge coal reduces, not only reduced the no power-consumption heat in producing, and increased bulk density, improved production output.Simultaneously, because the raising of increase of the bulk density of shove charge coal and initial stage programming rate all impels the raising of coke product quality.Adopt wind driven separation dryer of semi-fluidizing fluid-bed of the present invention to prepare shove charge coal technology, make into the stove moisture content of coal and stablize, created condition not only for the coke oven temperature adjustment, prolonged the service life of coke oven, but also reduced the wastewater containing phenol and cyanide amount of coke-oven plant.So, in coking production, adopt the present invention can reach energy-conservation, rationally utilize coal resources, reduce environmental pollution, improve the purpose of business economic benefit and social benefit;
3, wind driven separation dryer of semi-fluidizing fluid-bed of the present invention is dry owing to having adopted industrial waste heat gas or heating mist to carry out pneumatic separation, dust concentration height in the wind driven separation dryer of semi-fluidizing fluid-bed, has certain temperature, therefore, taked multiple explosion-proof fire-extinguishing measure, such as on outer outlet body, offering fire extinguishing inert gas import flange base and the explosion-proof base etc. of drawing, be enough to guarantee equipment safety operation;
4, the automatic control level of wind driven separation dryer of semi-fluidizing fluid-bed of the present invention is higher, except feed, discharge etc. adopt VFC, also be provided with detection and remote controls such as a large amount of blast, wind-warm syndrome, air quantity, material level, complete machine adopts touch-screen (TP) programmable controller (PLC) control, with the DCS system interface on its production line, the equipment operating condition passed to control centre and receive the control of control centre.
Description of drawings
Fig. 1 is the vertical section schematic diagram of structure of the present invention;
Fig. 2 is the schematic cross section of structure of the present invention;
Fig. 3 is a semi-fluidizing fluid-bed vertical section schematic diagram among the present invention;
Fig. 4 is a semi-fluidizing fluid-bed schematic cross section among the present invention;
Fig. 5 is the vertical section schematic diagram of fluid-bed depth adjusting device among the present invention;
Fig. 6 is the schematic cross section of fluid-bed depth adjusting device among the present invention;
Fig. 7 is the vertical section schematic diagram of coarse granule material chain scraper discharge mechanism among the present invention;
Fig. 8 is the schematic cross section of coarse granule material chain scraper discharge mechanism among the present invention;
Fig. 9 be among the present invention feed bin and the revolution scraper feeder the vertical section schematic diagram;
Figure 10 be among the present invention feed bin and the revolution scraper feeder schematic cross section;
Figure 11 is the vertical section schematic diagram of fine grained material bunker for collecting and revolution scraper-type discharge machine among the present invention;
Figure 12 is the schematic cross section of fine grained material bunker for collecting and revolution scraper-type discharge machine among the present invention;
Figure 13 is the vertical section schematic diagram of mid frame of the present invention and outer outlet body;
Figure 14 is the schematic cross section of mid frame of the present invention and outer outlet body;
Figure 15 is an electric automatization control principle block diagram among the present invention.
Marginal data
1, semi-fluidizing fluid-bed 2, fluid-bed depth adjusting device
3, coarse granule material chain scraper discharge device 4, revolution scraper feeder
5, feed bin 6, fine grained material are collected discharger
7, frame 8, outer outlet body
9, electric automatization control system 10, bed body
11, air distribution plate 12, segmentation air compartment
13, leak material collection bucket 14, hot-air inlet pipe flange base
15, revolution scraper-type discharge device 20, bearing
21, the first electronic deceleration mechanism 22, first fork
23, connecting rod 24, second fork
25, rotating shaft 26, runner
27, chain tension eccentric hammer 28, chain
29, adjustable plate 30, drive unit
31, shaft coupling 32, driving shaft
33, first sprocket wheel 34, driven shaft
35, second sprocket wheel 36, chain stretching device
37, commutation guide wheel 38, chain scraper
380, chain holder rail 39, the soft board curtain keeps out the wind
320, bearing 370, limit bearing
371, the electronic deceleration of middle part bearing 41, second mechanism
42, shaft coupling 43, bearing
44, rotating shaft 45, scraper-type rotary drum
46, slide flitch 47, oscillatory gearing mechanism
48, guide cover 60, bunker for collecting
61, revolution scraper-type discharge machine 80, pick up and repair door
81, fire extinguishing inert gas import flange base 82, suction opeing flange base
83, spy on door 84, the explosion-proof base of drawing
85, manhole door 91, touch-screen
92, Programmable Logic Controller
The specific embodiment
Below with reference to the drawings and specific embodiments the present invention is described in further details.
As depicted in figs. 1 and 2, a kind of wind driven separation dryer of semi-fluidizing fluid-bed of the present invention, it comprises semi-fluidizing fluid-bed 1, fluid-bed depth adjusting device 2, coarse granule material chain scraper discharge device 3, revolution scraper feeder 4, feed bin 5, the fine grained material is collected discharger 6, frame 7, outer outlet body 8 and automatic control system 9, outer outlet body 8 links to each other with frame 7, semi-fluidizing fluid-bed 1 is fixed on the frame 7 and a bed body 10 of semi-fluidizing fluid-bed 1 is positioned at outer outlet body 8, revolution scraper feeder 4 is positioned at the top of a body 10, coarse granule material chain scraper discharge device 3 is between bed body 10 and revolution scraper feeder 4 and be close to a body 10, feed bin 5 is positioned at the top of revolution scraper feeder 4 and is communicated with revolution scraper feeder 4, and the fine grained material is collected discharger 6 and is positioned at semi-fluidizing fluid-bed 1 both sides.
As shown in Figure 3 and Figure 4, in the present embodiment, of the present invention semi-fluidizing fluid-bed 1 comprises a body 10, air distribution plate 11, segmentation air compartment 12, leaks material collection bucket 13, hot-air inlet pipe flange base 14 and turns round scraper-type discharge device 15, bed body 10 is fixed on frame 7 and is positioned at outer outlet body 8, and air distribution plate 11 is located on the body 10; Segmentation air compartment 12 is fixed on the lower end of frame 7, and links to each other with the bottom of bed body 10; Hot-air inlet pipe flange base 14 is located on the side of segmentation air compartment 12 housings, and described leakage material collection bucket 13 links to each other with the lower end of segmentation air compartment 12, and revolution scraper-type discharge device 15 is positioned at the lower end of leaking material collection bucket 13.
As shown in Figure 5 and Figure 6, in the present embodiment, fluid-bed depth adjusting device 2 of the present invention comprises the first electronic deceleration mechanism 21, transmission mechanism, rotating shaft 25, chain stretching device, chain 28 and adjustable plate 29, the side that the first electronic deceleration mechanism 21 is fixed on the outer outlet body 8, the output shaft of the first electronic deceleration mechanism 21 links to each other with rotating shaft 25 by transmission mechanism, rotating shaft 25 is fixed on the housing of outer outlet body 8 by bearing 20, be equiped with runner 26 on the two ends of rotating shaft 25, chain 28 is set around on the runner 26 and with the adjustable plate 29 of being located at semi-fluidizing fluid-bed 1 both sides and links to each other.This transmission mechanism comprises that first fork 22, connecting rod 23 and second fork, 24, the first forks, 22 1 ends link to each other with the output shaft of the first electronic deceleration mechanism 21, and the other end links to each other with second fork 24 by connecting rod 23, and second fork 24 links to each other with rotating shaft 25.Wherein, the output shaft of the first electronic deceleration mechanism 21 is affixed with the key and first fork 22, first fork, 22 usefulness bearing pins slide in connecting rod 23 middle part slotted holes and drive beat, connecting rod 23 1 ends are hinged with the bearing pin and second fork 24, connecting rod 23 usefulness keys and rotating shaft 25 are affixed, chain tension adopts chain tension eccentric hammer 27, this chain tension eccentric hammer 27 and runner 26 all are affixed with key and rotating shaft 25, chain 28 upper ends are hinged with bearing pin and runner 26, and chain 28 lower ends are hinged with bearing pin and adjustable plate 29 earholes.Drive adjustable plates 29 liftings by the first electronic deceleration mechanism 21, can regulate the height of boiling bed on the body 10.
As shown in Figure 7 and Figure 8, in the present embodiment, the particle that coarse granule material chain scraper discharge device 3 of the present invention is used to separate greater than 3mm, this coarse granule material chain scraper discharge device 3 be positioned at outer outlet body 8 and be arranged at semi-fluidizing fluid-bed 1 the bed body 10 on, it comprises drive unit 30, shaft coupling 31 driving shafts 32, first sprocket wheel 33, driven shaft 34, second sprocket wheel 35, chain stretching device 36, commutation guide wheel 37, chain scraper 38, the chain holder rail 380 and the soft board curtain 39 that keeps out the wind, drive unit 30 is fixed on the ground, an outside of frame 7 of wind driven separation dryer of semi-fluidizing fluid-bed firing floor, the output shaft of drive unit 30 links to each other with driving shaft 32 by shaft coupling 31, is fixed with first sprocket wheel 33 with key on the driving shaft 32; Be equiped with second sprocket wheel 35 on the driven shaft 34, and be provided with chain stretching device 36 in the two ends of driven shaft 34, driven shaft 34, second sprocket wheel 35 and chain stretching device 36 are complete integrated devices, can guarantee that like this chain scraper 38 constantly rotatablely moves, can reach the purpose of tension chain scraper plate 38 again, guarantee the relativeness between chain scraper 38 and the bed body 10, the phenomenon of jam can not occur; Chain scraper 38 is set around on first sprocket wheel 33 and second sprocket wheel 35, and chain scraper 38 pilled-in selvedges (lower edge) scraper plate be close on semi-fluidizing fluid-bed 1 the air distribution plate 11, the bulky grain band that can not seethe with excitement that moves by chain scraper 38 is discharged from bed, guarantee not dead bed, reach the purpose that the thickness gradation separates.Chain holder rail 380 bottoms are fixed by bolts on the body 10, and chain holder rail 380 tops are fixed on the support of a body 10, and chain scraper 38 is roll-sliding on chain holder rail 380; The soft board curtain 39 that keeps out the wind is installed on the support of a body 10 and is positioned at the side of first sprocket wheel 33, plays the effect that prevents that air-flow from leaking and spreading; Commutation guide wheel 37 is installed on the support of a body 10 and between first sprocket wheel 33 and second sprocket wheel 35, the limit bearing 370 of commutation guide wheel 37 is fixed on the housing of outer outlet body 8, the middle part bearing 371 of commutation guide wheel 37 is fixed on the support of a body 10, and commutation guide wheel 37 plays and changes the effect that chain scraper 38 moves commutation.
As Fig. 9 and shown in Figure 10, in the present embodiment, feed bin 5 of the present invention is positioned at the top of revolution scraper feeder 4 and is communicated with in revolution scraper feeder 4, a last workshop section can be sent here by revolution scraper feeder 4 and to contain being given in the wind driven separation dryer of semi-fluidizing fluid-bed of the bigger material equal and quantitative of moisture, feed bin 5 can also play the effect of sealing simultaneously.Revolution scraper feeder 4 of the present invention comprises the second electronic deceleration mechanism 41, rotating shaft 44, scraper-type rotary drum 45, guide cover 48, slide flitch 46 and oscillatory gearing mechanism 47, revolution scraper feeder 44 bodies place semi-fluidizing fluid-bed feed end top and link to each other with feed bin 5 by guide cover 48, rotating shaft 44, scraper-type rotary drum 45 is installed in the guide cover 48, rotating shaft 44 is fixed on the guide cover 48 by bearing 43, the output shaft of the second electronic deceleration mechanism 41 links to each other with rotating shaft 44 by shaft coupling 42, scraper-type rotary drum 45 usefulness keys are fixed in the rotating shaft 44, and the second electronic deceleration mechanism 41 drives scraper-type rotary drums 45 wet stocks in the feed bin 5 are discharged from guide cover 48 equal and quantitatives.Slip flitch 46 by being hingedly fixed on the outer outlet body 8, the flitch 46 that slips nestles up the output shaft of oscillatory gearing mechanism 47, this oscillatory gearing mechanism 47 is fixed on the outside of outer outlet body 8, the flexible swing anglec of rotation that can change slide flitch 46 of the output shaft of oscillatory gearing mechanism 47 reaches the purpose that makes wet stock drop on the appropriate location of air distribution plate 11.The wet stock of discharging from guide cover 48 equal and quantitatives drops on semi-fluidizing fluid-bed 1 the air distribution plate 11 through slipping flitch 46, and the chain scraper 38 through coarse granule material chain scraper discharge device 3 drives on the air distribution plate 11 that is covered with semi-fluidizing fluid-bed 1 again.
As Figure 11 and shown in Figure 12, in the present embodiment, fine grained material of the present invention is collected discharger 6 and is used to separate the particle that is less than or equal to 3mm.This fine grained material is collected discharger 6 and is comprised bunker for collecting 60 and revolution scraper-type discharge machine 61, and bunker for collecting 60 is arranged in semi-fluidizing fluid-bed 1 both sides, and the upper end is the import of fine grained material, and the lower end links to each other with revolution scraper-type discharge machine 61.
As Figure 13 and shown in Figure 14, in the present embodiment, frame 7 of the present invention is fixed on the firing floor basis, guarantees that this equipment operates steadily, reliably.Outer outlet body 8 adopts the thermal-insulating sealing outer outlet bodies and links to each other with frame 7, and thermal-insulating sealing outer outlet body 8 is provided with suction opeing flange base 82, explosion-proofly draw base 84, fire extinguishing inert gas import flange base 81, spy on door 83, pick up and repair 80 and manhole door 85.Suction opeing flange base 82 is outlet ports, the explosion-proof base 84 of drawing is detonation gas discharge outlets, fire extinguishing inert gas import flange base 81 is imports of fire extinguishing inert gas, spy on the observation panel that door is an operating condition in the operation personnel surveillance equipment, pick up and repair door 80 and are loading ports of chain scraper 38 and pick up picking up of the personnel of repairing and repair mouth that manhole door 85 is inlets of personnel's access arrangement inside.
As shown in figure 15, in the present embodiment, electric control system 9 of the present invention comprises touch-screen 91 (TP) and Programmable Logic Controller 92 (PLC), and touch-screen 91 (TP) links to each other with Programmable Logic Controller 92 (PLC) by network.The importation of Programmable Logic Controller 92 (PLC) receives from each position sensor, imports near the signal of switch, interlock each point logistics capacity, wind-warm syndrome, blast, air draft oxygen content, air draft dust concentration and alarm signal and manual control part, and through after the sequential operation processing, control each executing agency and regulate, thereby realize the automatic adjusting of complete machine is controlled by each control point.Touch-screen 91 (TP) and Programmable Logic Controller 92 (PLC) communication fetch equipment status information also show, also can issue control command and control parameter to Programmable Logic Controller 92 (PLC) by touch-screen 91 (TP) simultaneously.This equipment can be equipped with coal DCS system interface, the equipment operating condition is passed to control centre and receives the control of control centre.
Operation principle: mass transport belt feeder wind driven separation dryer of semi-fluidizing fluid-bed in the time of feed bin 5 feedings starts, after feed bin 5 material levels arrive high material, start air exhauster earlier and be provided with suction opeing flange base 82 exhausting from outer outlet body 8, restart air-heater to 12 air-supplies of segmentation air compartment, restart coarse granule material chain scraper discharge device 3, turning round scraper feeder 4 then starts to semi-fluidizing fluid-bed 1 feed, wet stock drops on semi-fluidizing fluid-bed 1 the air distribution plate 11 through slipping flitch 46, and wet stock drives on the air distribution plate 11 that is covered with semi-fluidizing fluid-bed 1 through the chain scraper 38 of coarse granule material chain scraper discharge device 3.Enter segmentation air compartment 12 hot blasts pass air distribution plate 11 make wet stock under the effect of wind-force on semi-fluidizing fluid-bed 1 the boiling, semi-fluidizing fluid-bed 1 feed end leading portion wet stock boiling mainly is the dry run of mainly carrying out heat exchange under the effect of hot blast, reaches the purpose that appropriate drying is removed the moisture of wet stock (being damping).Because chain scraper 38 drives dry material and arrives semi-fluidizing fluid-bed 1 back segment, the dried material boiling mainly is the fractionation processes of carrying out the thickness particle under the effect of hot blast, reaches the purpose that material thickness gradation separates.The coarse granule material is discharged to the elephant trunk outside the machine under chain scraper 38 drives, fall to carry on the belt feeder and go to carry out fragmentation, material after the fragmentation is transported to that belt feeder is enterprising goes in the feed bin 5 again, recirculation enters the wind driven separation dryer of semi-fluidizing fluid-bed classification of seething with excitement and separates, and reaches the purpose of selection by winnowing fragmentation.Fine granular materials enters in the fine grained material bunker for collecting 60 of fine grained material collection discharger 6 from the overfall of semi-fluidizing fluid-bed 1 both sides, be discharged on the fines belt feeder through revolution scraper-type discharge machine 61, the leakage material that semi-fluidizing fluid-bed 1 leakage material collection bucket 13 is collected is discharged on the fines belt feeder by revolution scraper-type discharge device 15, is delivered to coal tower fully together.Semi-fluidizing fluid-bed 1 fluid-bed depth is regulated by fluid-bed depth adjusting device 2, and it is determine to regulate the height of boiling bed afterwards by picking up the sizing of testing fine granular materials.Semi-fluidizing fluid-bed 1 waste gas is provided with suction opeing flange base 82 through air exhauster from outer outlet body 8 and extracts out, drains into the deduster dedusting, arranges to atmosphere from chimney then, delivers on the fines belt conveyer behind the dust humidification that deduster is collected.Also be provided with on the outer outlet body 8 and explosion-proofly draw base 84, fire extinguishing inert gas import flange base 81, spy on door 83, pick up and repair door 80, manhole 85 etc., in case detect the dust concentration, oxygen content of waste gas, when temperature is too high, automatically open the inert gas supply valve, inert gas enters in the outer outlet body 8 from fire extinguishing inert gas import flange base 81, suppress burning, reach the fire extinguishing effect, even detonation, detonation gas is gone out explosion proof door and is discharged from the explosion-proof base 84 of drawing, through row of conduits to outdoor safe place, can damage equipment and the personal safety that jeopardizes the operations staff.Electric control system 9 comprises touch-screen 91 (TP) and Programmable Logic Controller 92 (PLC), and touch-screen 91 (TP) links to each other with Programmable Logic Controller 92 (PLC) by network.The importation of Programmable Logic Controller 92 (PLC) receives from each position sensor, imports near the signal of switch, interlock each point logistics capacity, wind-warm syndrome, blast, air draft oxygen content, air draft dust concentration and alarm signal and manual control part, and through after the sequential operation processing, control each executing agency and regulate, thereby realize the automatic adjusting of complete machine is controlled by each control point.Touch-screen 91 (TP) and Programmable Logic Controller 92 (PLC) communication fetch equipment status information also show, also can issue control command and control parameter to Programmable Logic Controller 92 (PLC) by touch-screen 91 (TP) simultaneously.This equipment can be equipped with coal DCS system interface, the equipment operating condition is passed to control centre and receives the control of control centre.
Claims (10)
1. wind driven separation dryer of semi-fluidizing fluid-bed, it is characterized in that: it comprises semi-fluidizing fluid-bed (1), fluid-bed depth adjusting device (2), coarse granule material chain scraper discharge device (3), revolution scraper feeder (4), feed bin (5), the fine grained material is collected discharger (6), frame (7), outer outlet body (8) and automatic control system, described outer outlet body (8) links to each other with frame (7), described semi-fluidizing fluid-bed (1) is fixed on the frame (7) and the bed body (10) of semi-fluidizing fluid-bed (1) is positioned at outer outlet body (8), revolution scraper feeder (4) is positioned at the top of a body (10), coarse granule material chain scraper discharge device (3) is positioned between a body (10) and the revolution scraper feeder (4) and is close to a body (10), feed bin (5) is positioned at the top of revolution scraper feeder (4) and is communicated with revolution scraper feeder (4), and the fine grained material is collected the both sides that discharger (6) is positioned at semi-fluidizing fluid-bed (1).
2. wind driven separation dryer of semi-fluidizing fluid-bed according to claim 1, it is characterized in that: described semi-fluidizing fluid-bed (1) comprises a body (10), air distribution plate (11), segmentation air compartment (12), leaks material collection bucket (13), hot-air inlet pipe flange base (14) and turns round scraper-type discharge device (15), described bed body (10) is fixed on frame (7) and is positioned at outer outlet body (8), and air distribution plate (11) is located on the body (10); Described segmentation air compartment (12) is fixed on the lower end of frame (7), and links to each other with the bottom of bed body (10); Described hot-air inlet pipe flange base (14) is located on the side of segmentation air compartment (12) housing, and described leakage material collection bucket (13) links to each other with the lower end of segmentation air compartment (12), and revolution scraper-type discharge device (15) is positioned at the lower end of leaking material collection bucket (13).
3. wind driven separation dryer of semi-fluidizing fluid-bed according to claim 1 and 2, it is characterized in that: described fluid-bed depth adjusting device (2) comprises the first electronic deceleration mechanism (21), transmission mechanism, rotating shaft (25), chain stretching device, chain (28) and adjustable plate (29), the output shaft of the described first electronic deceleration mechanism (21) links to each other with rotating shaft (25) by transmission mechanism, be equiped with runner (26) on the two ends of rotating shaft (25), chain (28) is set around runner (26) and upward and with the adjustable plate (29) of being located at semi-fluidizing fluid-bed (1) both sides links to each other.
4. wind driven separation dryer of semi-fluidizing fluid-bed according to claim 3, it is characterized in that: described transmission mechanism comprises first fork (22), connecting rod (23) and second fork (24), described first fork (22) one ends link to each other with the output shaft of the first electronic deceleration mechanism (21), the other end links to each other with second fork (24) by connecting rod (23), and second fork (24) links to each other with rotating shaft (25).
5. wind driven separation dryer of semi-fluidizing fluid-bed according to claim 1 and 2, it is characterized in that: described coarse granule material chain scraper discharge device (3) comprises drive unit (30), driving shaft (32), first sprocket wheel (33), driven shaft (34), second sprocket wheel (35), chain stretching device (36), commutation guide wheel (37), chain scraper (38), chain holder rail (380) and the soft board curtain (39) that keeps out the wind, the output shaft of drive unit (30) links to each other with driving shaft (32), and the end of driving shaft (32) is equiped with first sprocket wheel (33); The end of driven shaft (34) is equiped with second sprocket wheel (35), and is provided with chain stretching device (36) in the two ends of driven shaft (34); Chain scraper (38) is set around on first sprocket wheel (33) and second sprocket wheel (35), and the scraper plate of chain scraper (38) is close on the air distribution plate (11) of semi-fluidizing fluid-bed (1); Chain holder rail (380) bottom is fixed on the body (10), and chain holder rail (380) top is fixed on the support of a body (10); The soft board curtain (39) that keeps out the wind is installed on the support of a body (10) and is positioned at the side of first sprocket wheel (33), and commutation guide wheel (37) is installed on the support of a body (10) and is positioned between first sprocket wheel (33) and second sprocket wheel (35).
6. wind driven separation dryer of semi-fluidizing fluid-bed according to claim 3, it is characterized in that: described coarse granule material chain scraper discharge device (3) comprises drive unit (30), driving shaft (32), first sprocket wheel (33), driven shaft (34), second sprocket wheel (35), chain stretching device (36), commutation guide wheel (37), chain scraper (38), chain holder rail (380) and the soft board curtain (39) that keeps out the wind, the output shaft of drive unit (30) links to each other with driving shaft (32), and the end of driving shaft (32) is equiped with first sprocket wheel (33); The end of driven shaft (34) is equiped with second sprocket wheel (35), and is provided with chain stretching device (36) in a side of driven shaft (34); Chain scraper (38) is set around on first sprocket wheel (33) and second sprocket wheel (35), and the scraper plate of chain scraper (38) is close on the air distribution plate (11) of semi-fluidizing fluid-bed (1); Chain holder rail (380) bottom is fixed on the body (10), and chain holder rail (380) top is fixed on the support of a body (10); The soft board curtain (39) that keeps out the wind is installed on the support of a body (10) and is positioned at the side of first sprocket wheel (33), and commutation guide wheel (37) is installed on the support of a body (10) and is positioned between first sprocket wheel (33) and second sprocket wheel (35).
7. wind driven separation dryer of semi-fluidizing fluid-bed according to claim 1 and 2 is characterized in that: offer fire extinguishing inert gas import flange base (81) and the explosion-proof base (84) of drawing on the described outer outlet body (8).
8. wind driven separation dryer of semi-fluidizing fluid-bed according to claim 6 is characterized in that: offer fire extinguishing inert gas import flange base (81) and the explosion-proof base (84) of drawing on the described outer outlet body (8).
9. wind driven separation dryer of semi-fluidizing fluid-bed according to claim 1 and 2, it is characterized in that: described revolution scraper feeder (4) comprises the second electronic deceleration mechanism (41), rotating shaft (44), scraper-type rotary drum (45), guide cover (48), slide flitch (46) and oscillatory gearing mechanism (47), described guide cover (48) links to each other with feed bin (5), rotating shaft (44), scraper-type rotary drum (45) is installed in the guide cover (48), the output shaft of the second electronic deceleration mechanism (41) links to each other with rotating shaft (44), scraper-type rotary drum (45) is fixed in the rotating shaft (44), and the flitch (46) that slips nestles up the output shaft of oscillatory gearing mechanism (47).
10. wind driven separation dryer of semi-fluidizing fluid-bed according to claim 8, it is characterized in that: described revolution scraper feeder (4) comprises the second electronic deceleration mechanism (41), rotating shaft (44), scraper-type rotary drum (45), guide cover (48), slide flitch (46) and oscillatory gearing mechanism (47), described guide cover (48) links to each other with feed bin (5), rotating shaft (44), scraper-type rotary drum (45) is installed in the guide cover (48), the output shaft of the second electronic deceleration mechanism (41) links to each other with rotating shaft (44), scraper-type rotary drum (45) is fixed in the rotating shaft (44), and the flitch (46) that slips nestles up the output shaft of oscillatory gearing mechanism (47).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100315365A CN100419360C (en) | 2006-04-21 | 2006-04-21 | Wind driven separation dryer of semi-fluidizing fluid-bed |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100315365A CN100419360C (en) | 2006-04-21 | 2006-04-21 | Wind driven separation dryer of semi-fluidizing fluid-bed |
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| Publication Number | Publication Date |
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| CN1834560A CN1834560A (en) | 2006-09-20 |
| CN100419360C true CN100419360C (en) | 2008-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2006100315365A Active CN100419360C (en) | 2006-04-21 | 2006-04-21 | Wind driven separation dryer of semi-fluidizing fluid-bed |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101629775B (en) * | 2008-07-16 | 2012-05-30 | 长沙通发高新技术开发有限公司 | Fully bubbling fluidized bed drier |
| CN104119938A (en) * | 2013-04-26 | 2014-10-29 | 唐山德业节能环保科技有限公司 | Circulating fluidized bed coal moisture control technology |
| CN105018114B (en) * | 2015-08-03 | 2017-06-13 | 中冶焦耐工程技术有限公司 | A kind of discharge device roller frame |
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| CN1030289A (en) * | 1987-05-26 | 1989-01-11 | 宇部兴产株式会社 | The method of control fluidized-bed combustion boiler |
| JPH09104871A (en) * | 1995-10-11 | 1997-04-22 | Nippon Steel Corp | Fluidized bed drying and screening machine and operating method therefor |
| JP2001220585A (en) * | 2000-02-09 | 2001-08-14 | Nippon Steel Corp | Coal moisture-conditioning system equipped with wet solid-gas separation device |
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| CN2911564Y (en) * | 2006-04-24 | 2007-06-13 | 长沙通发高新技术开发有限公司 | Pneumatic separation dryer of semi-fluidized fluidbed |
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- 2006-04-21 CN CNB2006100315365A patent/CN100419360C/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1030289A (en) * | 1987-05-26 | 1989-01-11 | 宇部兴产株式会社 | The method of control fluidized-bed combustion boiler |
| JPH09104871A (en) * | 1995-10-11 | 1997-04-22 | Nippon Steel Corp | Fluidized bed drying and screening machine and operating method therefor |
| JP2001220585A (en) * | 2000-02-09 | 2001-08-14 | Nippon Steel Corp | Coal moisture-conditioning system equipped with wet solid-gas separation device |
| CN2494964Y (en) * | 2001-08-11 | 2002-06-12 | 哈尔滨工业大学达通热能工程有限公司 | Full-automatic high-moisture raw coal fluidized bed dryer |
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| CN1834560A (en) | 2006-09-20 |
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