CN2695894Y - plane circulation multi-storey sintering device - Google Patents
plane circulation multi-storey sintering device Download PDFInfo
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- CN2695894Y CN2695894Y CN 200320103451 CN200320103451U CN2695894Y CN 2695894 Y CN2695894 Y CN 2695894Y CN 200320103451 CN200320103451 CN 200320103451 CN 200320103451 U CN200320103451 U CN 200320103451U CN 2695894 Y CN2695894 Y CN 2695894Y
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Abstract
The utility model relates to a plane circulation multi-storey sintering device, comprising a machine frame, a raw material distributing device (1), sinter boxes (2), a sinter box transmission system (3), a lower induced air sintering air chamber (4), a sinter box inlet air carrier (5), a sinter box elevator (6), an unloader (7), a sinter box fire grate displacer (8), a sinter box fire grate inserter (9) and a start-up burner (10). The utility model adopts a plurality of separate boxes for sintering. The box realizes the cycling production through the transmission system in the arrangement mode of the plane circuit and the multiple-layered structure. The raw materials are stacked together in a whole in the sintering box through the stacking of the boxes and the fire grate displacer in the sinter box. The raw materials in the upper sinter box and the lower sinter box are abutted and ignited through the lower induced air sintering air chamber of the system. Thereby, other materials in the sinter box are slowly ignited from top to bottom and from layer to layer. The sintering effect is reached. The fuel saving is reached. The field is saved.
Description
Technical field
The utility model relates to a kind of sintering equipment, is used for industries such as metallurgy, building materials and environmental protection, the pelletiod product or the sintered article of the desirable strength that materials such as iron powder or metallic ore raw material, flyash, clay and shale are made later on through the uniform temperature sintering.
Background technology
Sintering machine of the prior art is made up of sintering furnace car and canine tooth roller box, gear wheel, wind box and the sintering cover etc. of a plurality of alinements, referring to Fig. 1; Roughly be divided into continuous pallettype sintering machine and step-by-step movement plane sintering machine two classes, they are orthoscopic and arrange; Sintering processing is to be advanced along the straight line method by pallet continuous or that stepping is advanced, through cloth, igniting, sintering, be cooled to the tail discharging and finish the sintering overall process.
Wherein continuous pallettype sintering machine can be referring to the method for operating of the flat 5-43951 ' sintering machine of Japanese Patent Application Laid-Open ', Te Kaiping 8-100222 ' sintering machine manufacture method ', European patent application EP 0861908Al ' Method of Manufacturing Sintered Ore and Sintering Machine Therefor ', with Chinese patent CN2509538Y ' blowing-type sintering machine ', CN2289631Y ' plate valve seals the dried grey circular sintering machine that unloads ', the sintering method of a kind of lytag of CN1373340A ' and equipment thereof ', CN1204694A ' blasket type mineral powder sintering process and equipment ', CN2381976Y ' dicyclo sintering machine ', CN2404082Y ' steel band sintering machine ', the device for charging material into of CN1416520A ' sintering machine ', CN2534134Y ' sintering machine wide belt feeder ', many Kun of a kind of sintering machine of CN2447709Y ' material distributing machine ', the flyash ceramisite sintered kiln of CN2539117Y ' ' etc.In addition, small-sized step-by-step movement plane sintering machine can be referring to the wheeled plane of CN2426125Y ' sintering machine ', CN87101959A ' step-by-step movement chamber type sintering method and apparatus ' etc.The structure of continuous pallettype sintering machine is equivalent to a broad track, and two pairs of gear wheels, great wheel and tail wheels are established in front and back.Sintering machine also comprises a sintering cover that has burner.Great wheel is a driving wheel, and by the control of driven by motor speed regulating structure, the centre is made up of several pallets.Great wheel rises to the bottom on the sintered production line on top one by one from the chassis on the chassis line of return with it, and need to accept the raw material of sintering continuously.The quantity of pallet is by the decision of the length of sintering machine.The sintering cover is installed in the top of sintering machine import.And keep high-temp combustion always, when each pallet that raw material is housed entered the sintering cover by the great wheel transmission, the high temperature in the sintering cover fired the stock chart millet cake in the pallet.The tail end that the mode that is pushed away before mutually with straight line by the pallet lighted is shifted to sintering machine pushes.In the moving process of pallet, be positioned under the high temperature that the following air inducing of the hermetic wind box of sintering machine bottom lights the pallet inner surface and draw, and slowly successively light other interior raw materials of pallet.To reach sintering effect from top to bottom.After tail wheel is translated into receiving cone with the sintering feed on the pallet, chassis is delivered on the chassis line of return of sintering machine bottom, driven the production that circulates of the top enter sintering machine by great wheel again.Finish the chassis running of a solid.
Step-by-step movement plane sintering machine is to establish a car puller at sintering machine production line head, the thrust of car puller promotes tens of pallets on the sintering machine production line, the stroke of car puller is the length of a joint pallet, and a chassis one chassis pushes to the sintering machine afterbody discontinuously.Its pallet is the process cloth on sintered production line, igniting, sintering, be cooled to after tail finished the sintering overall process, cross by the tail stirring and pallet to be delivered on the chassis return trajectory again after the material of car after with sintering ploughs under blow tank, cross on the car before by the trolley moving structure on the return trajectory pallet being delivered to machine, cross the originating location that sintering pallet delivered to pallet by car before the machine.Pallet is along sintered production line, the tail stirring crosses Car Track, the chassis return trajectory, cross Car Track before the machine and make the planar rectangular shuttling movement, and pallet is by car puller one one of pallet to be passed to previous crops step-by-step movement gap on sintered production line, requires the valve operation of apparatus for distributing should be synchronous with the pallet step frequency.
In sum, the subject matter of conventional sintering machine existence:
1. therefore sintering cover inner burner must need gas-firing always with the combustion of the stock chart millet cake in all pallets, residual oil or coal dust etc., and energy loss is big, the production cost height.
2. whole sintering system technological parameter adjustment lacks flexibility, if the sintering time of raw material requires to prolong, only to reduce the transmission speed of sintering machine, reduces output and realizes.Even it is minimum that some raw material drops to the transmission speed of sintering, the sintering time that can not satisfy the demand still is because the length of sintering machine is fixed.
3. if sintering time deficiency, raw material will still have very high sintering temperature in the outlet of sintering machine, and this will cause damage maybe must be equipped with resistant to elevated temperatures special installation to the later equipment of sintering machine, and equipment cost is increased.
4. sintered material is burned to the pallet surface always, and chassis must use resistant to elevated temperatures special steel alloy.
5. whole sintering machine system length is generally tens meters even rice up to a hundred, needs very big floor space.
6. the operating platform height height of continuous pallettype sintering machine, the factory building height, weight of equipment is big, and requires high-precision manufacturing and installation, so the equipment cost height.Though step-by-step movement plane sintering machine has reduced whole height, the back haul system complexity of pallet is at the bottom of the service efficiency.Be not so good as the compact conformation of continuous pallettype sintering machine on the contrary.
The utility model content
The purpose of this utility model provides a kind of sintering equipment, can fuel savings, reduce the use of refractory metal material, and reduce production site, control sintering process flexibly, and improve the quality of sintered products.
For achieving the above object, the utility model proposes following technical scheme:
A kind of plane circulation multi-layer sintering device comprises:
(a) frame: mobile production line circulates on the formation plane;
(b) multi-layer sintering case (2): every layer of sinter box planar circulates mobile, the grate of sinter box bottom for inserting flexibly and extract out;
(c) raw material distributing device (1): be installed in beyond the production line;
(d) sinter box transmission system (3): be placed in and drive the motion that sinter box is finished plane endless-walk mode on the frame;
(e) air inducing sintering air chamber (4) under: be positioned at sinter box transmission system (3) below, and the sealing fully that constitutes for high temperature sealing material between sinter box transmission system (3) and the following air inducing sintering air chamber (4);
(f) sinter box elevator (6): the opposite or the homonymy that are positioned at the same sinter box (2) that enters the production line sinter box;
(g) start-up burner (10): be positioned at the production line top.
The circulating production line that frame constitutes is circle, square and rectangle.
Sinter box (2) is circular, square or rectangle.
This device also comprises sinter box lambda line transporter (5).
Sinter box lambda line transporter (5) and sinter box elevator (6) are positioned at the opposite or the homonymy of same sinter box.
This device also comprises sinter box grate extractor displacer (8).
This device also comprises sinter box grate inserter (9).
This device also comprises unloader (7).
Following air inducing sintering air chamber (4) is connected with cloth dust collector and/or electrostatic precipitator, blower fan etc. through air duct, volume control damper.
Following air inducing sintering air chamber (4) also can adopt air blast, and dust arrester is installed in the top of sintering machine.
When air blast mode sintering was gone up in employing, described multi-layer sintering case (2) bottom was fixed high temperature resistant grate.
Brief Description Of Drawings
Fig. 1 is a conventional sintering machine structural representation.
Fig. 2 is the structural representation of the utility model plane circulation multi-layer sintering device.
The floor map that Fig. 3 moves for sinter box lambda line in the utility model plane circulation multi-layer sintering method.
Fig. 4 is the structural representation that descends air inducing sintering air chamber and dust arrester in the utility model plane circulation multi-layer sintering device.
Fig. 5 descends the A-A of air inducing sintering air chamber to view among Fig. 4.
Fig. 6 is sinter box lambda line transporter (5) and sinter box elevator (a 6) structural representation partly in the utility model plane circulation multi-layer sintering device.
The schematic perspective view that sinter box stacks in Fig. 7 the utility model plane circulation multi-layer sintering device.
Fig. 8 is the structural representation of another embodiment of the utility model.
Fig. 9 is the vertical view of Fig. 8.
The specific embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is described in detail.
This utility model adopts several independent case body sintering, and with planar loop, produce by the circulation of the arrangement of sandwich construction by transmission system for casing.By casing stack with the sintering casing in the grate withdrawing device, make that raw material becomes one in the sinter box that is stacked together.Pass through the following air inducing sintering air chamber of system again, make two raw material butt joint igniting that sinter box is interior up and down, slowly successively light other raw materials in the sinter box then from top to bottom, reach sintering effect.
In addition, following air inducing sintering air chamber (4) also can adopt air blast, and dust arrester also needs the corresponding top that is installed in sintering machine, and the mutual connection sparking mode of sinter box is also opposite with following air inducing with order.
Referring to Fig. 2, plane circulation multi-layer sintering device of the present utility model comprises: frame, raw material distributing device (1), sinter box (2), sinter box transmission system (3), following air inducing sintering air chamber (4), sinter box lambda line transporter (5), sinter box elevator (6), unloader (7), sinter box grate extractor displacer (8), sinter box grate inserter (9) and start-up burner (10).
Understand from principle, key of the present utility model is by stack the sinter box more than 2 layers or 2 layers on a circulating production line, realize that the combustion material of top sinter box does not fire the mutual connection igniting of raw material to the below sinter box, reach purposes such as fuel savings, saving place, therefore, realize that production line of the present utility model can be any type of closed-loop path, promptly no matter square, circular, rectangle and polygon all can be realized the utility model.Therefore, only introduce the sintering equipment of 2 kinds of shapes at this, promptly square and circular, so that the public is to understanding of the present utility model.
Embodiment 1
Introduce first embodiment of the present utility model below in conjunction with Fig. 2,3,4,5,6,7.
Present embodiment is for to produce haydite with flyash, and material composition is: flyash and coal dust etc., and sintering temperature: 1000 ℃～1300 ℃, sintering time: 25～90 minutes.The production line of sintering machine is a rectangle, and there are 4 * 5 sinter boxes on every limit, and sinter box is the square of 1m * 1m, and the floor space of sintering machine is 4 * 5m
2, designed annual production capacity is 8 ten thousand steres.
The specific embodiment of present embodiment is as follows:
The blower fan (shown in Fig. 4,5) of the following air inducing sintering air chamber (4) in the start-up system at first.Referring to Fig. 2,3, the raw material distributing device (1) that cooperates with comminutor is given first sinter box (211) cloth in advance, and up to being covered with raw material, the motion of sinter box is continuous motion; Here, raw material distributing device system (1) is by belt conveyor, sprocket system, and cylinder or cylinder system constitute, and also can use other known distribution device certainly.Then, sinter box lambda line transporter (5) is transported to position A on the sinter box transmission system (3) on the production line, (shown in Fig. 3-1) with sinter box (211); Sinter box lambda line transporter (5) can adopt chain wheel drive and hydraulic jack lifting device.Sinter box transmission system (3) starts, and by the step-by-step movement motion sinter box (211) is transported to position B (shown in Fig. 3-2) from position A; Each position of sinter box is a step, and sinter box transmission system (3) can adopt chain wheel drive, steel ball, ball bearing, hydraulic jack promotion or mechanical type plane rotation platform rotation system etc.In case position A leaves room (12), next sinter box (212) that raw material is housed is by sinter box lambda line transporter (5) in-position A, ground floor sinter box x sinter box (211), (212) are altogether finished in so circulation always ... layout (21x) (shown in Fig. 3-3).
Start-up burner (10) is positioned at the top (for example position C) of sinter box transmission system (3), all ground floor sinter boxes (211), (212) ... during (21x) through position C, start-up burner (10) is given the surfacing igniting of each sinter box (2), up to all sinter boxes (211), (212) of lighting ground floor ... close behind the surfacing (21x).
When first sinter box (211) got back to position A on the sinter box transmission system (3) again after sintering machine loop cocycle one week, sinter box elevator (6) promotes sinter box (211), sinter box lambda line transporter (5) is sent X+1 sinter box (221) in the room (12) of the A bottom of just having reserved, position simultaneously, in case X+1 sinter box (221) is to position A, sinter box elevator (6) is stacked together sinter box (211) and X+1 sinter box (221).First sinter box this moment (211) is positioned at the second layer on top, sintering loop.
The new sinter box that is covered with raw material (221) enters in the sinter box transmission system (3) by the above-mentioned locus of reserving (12) by sinter box lambda line transporter (5).The sinter box (211) that is sintered case elevator (6) lifting overlays on the sinter box (221) that newly enters sinter box transmission system (3).The above-mentioned sinter box that is raised (211) becomes first sinter box in the second layer on the sinter box transmission system (3).
Since then, the sinter box (211) that is positioned at the second layer is overlapping and move simultaneously and form sinter box folded (11) with ground floor sinter box (221), and the sinter box that is stacked together folded (11) steps to next position simultaneously by transmission system (3).Circulate with this, at second layer sinter box (221) (222) ... (22x) be covered with after, enter the 3rd layer again, push orlop sinter box (213), up to the sintering time of satisfying the demand, again from the discharging of sinter box (211) beginning of the initial lambda line of the superiors order.Figure 5 shows that the stereogram of the modes of emplacement of multi-layer sintering case.
For the combustion-supporting mode of last air blast, discharging need need to adopt fixing high temperature resistant grate, and needn't adopt sinter box grate and sinter box grate extractor displacer (8) and inserter (9) from the bottom, otherwise can't discharging.
After sinter box (211) and (221) stack, sinter box folded (211) and (221) is transported to position B from position A, sinter box grate extractor displacer (8) is extracted the grate in the sinter box (211) out.At this moment, by adjusting down the air quantity of air inducing, the sintering combustion layer in the sinter box (211) approximately has the high distance of casing about 25% from bottom half.Can guarantee that like this sinter layer in this sinter box does not arrive grate, avoid grate is directly placed sinter layer high temperature, protect the grate in the sinter box effectively.
After grate is drawn out of, raw material in the sinter box that is stacked together (211) and (221) becomes one, though the sintering feed in sinter box this moment (211) has moving down of a little, but can not damage unsintered green-ball in the sinter box (221) downwards because of dropping yet, the exhausting of the following air inducing that the following air inducing sintering air chamber (4) of process system provides, combustion-supporting effect, the igniting that achieves a butt joint of the interior not combustion raw material of combustion material in the top sinter box (211) and bottom sinter box (221), then slowly successively light other raw materials in the sinter box from top to bottom, realize sintering process.
Following air inducing sintering air chamber (4) is positioned at below the sinter box transmission system, and between the sinter box transmission system (3) high temperature sealing material is arranged, and guarantees the refractory seals between the two; Following air inducing sintering air chamber (4) removes and to be used for providing down air inducing to sintering process, plays combustion-supporting effect, the dust of while in can also control sintering process easily and effectively.The shape of following air inducing sintering air chamber (4) can be circle or square.Following air inducing sintering air chamber (4) is through air duct (41), and volume control damper and cloth dust collector/electrostatic precipitator (42) and blower fan (43) etc. link to each other.
As enough sintering times, and sinter box circulates after a plurality of loops, finishes required sintering and cooling procedure.To arrive the sinter box (211) (221) of top layer on sinter box transmission system (3) loop by unloader (7) ... the horizontal sliding of .. order, leave production line, the unloading sintered material; Then, sintered material is exported with the outer belt conveyor that carries, obtained required sintered products through broken, screening.Unloader (7) can adopt devices such as chain drive and hydraulic jack lifting to realize.
Before empty sinter box after the unloading is reused cloth, grate need be inserted the bottom of sinter box (2) by sinter box grate inserter (9).
Here, lambda line transporter (5), sinter box grate extractor displacer (8), sinter box grate inserter (9) and unloader (7) all can be replaced by the device of other similar functions, even by manually finishing.
Introduce second embodiment of the present utility model below in conjunction with Fig. 8,9.
Present embodiment PRODUCTION OF IRON POWDER frosted spherolite, material composition is: iron powder and coal dust etc., sintering temperature: 1000 ℃～1500 ℃, sintering time: 45～120 minutes.The production line of sintering machine is the circle of diameter 5m, has 10 circular sinter boxes, and the sinter box diameter is 1m, the about 25m of the floor space of sintering machine
2, designed annual production capacity is 10 ten thousand steres.
The sinter box transmission system of present embodiment is the rotatable platform (15) of driven by motor, rotatable platform transmission system (13), and (17) are bearing, and (18) are steel ball, and (19) are ground, and circular sinter box (14) carries out step motion on production line.In addition, also comprise in the present embodiment and the same or analogous frame of embodiment 1 function, raw material distributing device, sinter box transmission system, following air inducing sintering air chamber, sinter box lambda line transporter, sinter box elevator, unloader, sinter box grate extractor displacer, sinter box grate inserter and start-up burner.
Compared with prior art, the plane circulation multi-storey sintering device that obtains of the utility model has following advantages:
1. when start-up burner (10) has only just started for sintering machine, give the ground floor in the loop The surfacing igniting of sinter box (2). Igniting is closed start-up burner (10) later at once. In other new conveyings the sinter box (2) in loop will by its pile up the top just the raw material of sintering from The burning-point fire. Therefore very energy-conservation and can greatly reduce production costs.
2. the flexible processing parameter of Adjustment System. Except all flexibilities of conventional sintering machine If need to prolong sintering time, as long as the sinter box layer in sintering loop is increased, or change outward, The position of loop loading and unloading material machine (7). And need not by underspeeding, sacrifice the production energy of sintering machine Power realizes.
3. because ensure enough sintering times, in the outlet of sintering machine, the material behind the sintering that draws off Material can ensure enough cool times all the time, causes therefore can for the follow-up equipment of sintering machine Infringement.
4. owing to adopted sinter box grate extractor displacer (8)/inserter system (9), need not to sintering The special resistant to elevated temperatures steel alloy of case (2) configuration.
5. whole new design of sinter machine compactness, installing space is little.
6. owing to only need a small amount of steel construction, relatively hang down manufacturing and the installation of precision, equipment cost is big The big reduction.
Claims (11)
1. plane circulation multi-layer sintering device, it is characterized in that: this device comprises:
(a) frame: mobile production line circulates on the formation plane;
(b) multi-layer sintering case (2): every layer of sinter box planar circulates mobile, the grate of sinter box bottom for inserting flexibly and extract out;
(c) raw material distributing device (1): be installed in beyond the production line;
(d) sinter box transmission system (3): be placed in and drive the motion that sinter box is finished plane endless-walk mode on the frame;
(e) air inducing sintering air chamber (4) under: be positioned at sinter box transmission system (3) below, and the sealing fully that constitutes for high temperature sealing material between sinter box transmission system (3) and the following air inducing sintering air chamber (4);
(f) sinter box elevator (6): the opposite or the homonymy that are positioned at the same sinter box (2) that enters the production line sinter box;
(g) start-up burner (10): be positioned at the production line top.
2. plane circulation multi-layer sintering device according to claim 1 is characterized in that: the circulating production line that described frame constitutes is circle, square and rectangle.
3. plane circulation multi-layer sintering device according to claim 1 is characterized in that: described sinter box (2) is circular, square or rectangle.
4. plane circulation multi-layer sintering device according to claim 1, it is characterized in that: this device also comprises sinter box lambda line transporter (5).
5. plane circulation multi-layer sintering device according to claim 4 is characterized in that: described sinter box lambda line transporter (5) and sinter box elevator (6) are positioned at the opposite or the homonymy of same sinter box.
6. plane circulation multi-layer sintering device according to claim 1, it is characterized in that: this device also comprises sinter box grate extractor displacer (8).
7. plane circulation multi-layer sintering device according to claim 1, it is characterized in that: this device also comprises sinter box grate inserter (9).
8. plane circulation multi-layer sintering device according to claim 1, it is characterized in that: this device also comprises unloader (7).
9. plane circulation multi-layer sintering device according to claim 1 is characterized in that: following air inducing sintering air chamber (4) is connected through air duct, volume control damper and cloth dust collector and/or electrostatic precipitator, blower fan.
10. plane circulation multi-layer sintering device according to claim 1 is characterized in that: described air inducing sintering air chamber (4) down also can adopt air blast, and dust arrester is installed in the top of sintering machine.
11. plane circulation multi-layer sintering device according to claim 1 is characterized in that: when air blast mode sintering was gone up in employing, described multi-layer sintering case (2) bottom was fixed high temperature resistant grate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320103451 CN2695894Y (en) | 2003-11-17 | 2003-11-17 | plane circulation multi-storey sintering device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320103451 CN2695894Y (en) | 2003-11-17 | 2003-11-17 | plane circulation multi-storey sintering device |
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| CN2695894Y true CN2695894Y (en) | 2005-04-27 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102569110A (en) * | 2012-02-27 | 2012-07-11 | 天津大学 | Device and method for poor oxygen low-temperature sintering nano-silver soldering paste |
| CN103256808A (en) * | 2013-05-02 | 2013-08-21 | 白金贵 | Flying ash ceramic particle sintering method capable of carrying out continuous feeding and sintering furnace |
-
2003
- 2003-11-17 CN CN 200320103451 patent/CN2695894Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102569110A (en) * | 2012-02-27 | 2012-07-11 | 天津大学 | Device and method for poor oxygen low-temperature sintering nano-silver soldering paste |
| CN102569110B (en) * | 2012-02-27 | 2014-06-11 | 天津大学 | Device and method for poor oxygen low-temperature sintering nano-silver soldering paste |
| CN103256808A (en) * | 2013-05-02 | 2013-08-21 | 白金贵 | Flying ash ceramic particle sintering method capable of carrying out continuous feeding and sintering furnace |
| CN103256808B (en) * | 2013-05-02 | 2015-06-17 | 白金贵 | Flying ash ceramic particle sintering method capable of carrying out continuous feeding and sintering furnace |
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