CN206094927U - Vertical adverse current waste heat recovery device of sintering deposit - Google Patents
Vertical adverse current waste heat recovery device of sintering deposit Download PDFInfo
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- CN206094927U CN206094927U CN201620694272.0U CN201620694272U CN206094927U CN 206094927 U CN206094927 U CN 206094927U CN 201620694272 U CN201620694272 U CN 201620694272U CN 206094927 U CN206094927 U CN 206094927U
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- adverse current
- vertical
- feed bin
- vertical adverse
- distributing pipe
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
The utility model provides a vertical adverse current waste heat recovery device of sintering deposit, the device include to go into feed bin, vertical adverse current recovery unit body, eight characters tripper, cooling air in interconnect's top distribution apparatus, central cloth wind ware, cross beam, annular air distribution tube no. 1, annular air distribution tube no. 2, vibrating feeder, lower part connect the feed bin again, the high -sintering ore deposit gets into the top and goes into the feed bin after the breakage, manage through five unloadings and get into vertical countercurrent flow device bodies, and the material is evenly descended by eight characters tripper, cross beam's influence at the decline in -process, and from seven discharge gates discharges that vertical adverse current changed the outfit and puts the body lower part, after the material was discharged by seven discharge gates, the inward -remittance lower part connect the feed bin, mixes the back and discharges with certain speed. Its advantage is: operate steadily reliable, air leakage rate low, dust pollution is little, surplus heat resource high -usage, can be used to waste heat recovery such as cubic slag, red heat ferroalloy ingot, ferronickel sediment, the high temperature waste heat of recovery can be used to electricity generation, heating in winter etc..
Description
Technical field:
The utility model is related to metallurgical industry waste heat reclaiming process equipment technology field, more than more particularly to a kind of sintering deposit
Heat reclamation device.
Background technology:
In the prior art, the total energy consumption of domestic steel and iron industry accounts for 10% or so of national economy total energy consumption, and sinters energy
Consumption accounts for 12% or so of steel and iron industry total energy consumption.About 8.99 hundred million tons of China's Sintering Yield in 2015, entrained by 1 ton of sintering deposit
Residual heat resources are about 0.94~1.02GJ, contain huge residual heat resources.Sintering mine sensible heat accounts for waste heat resources in sintering process
The 70% of total amount, if sintering mine sensible heat is all reclaimedGenerate electricity, ton ore deposit generated energy can reach 54.8~59.5kwh.It is domestic at present
Outer big-and-middle-sized sintering machine is cooled down using straight line cooler or annular cooler mostly.Reclaim heat and account for the 20% of sintering mine sensible heat
~40%, the rate of recovery is relatively low, 12~18kwh of domestic ton ore deposit generating.Part small sintering machine is burnt using the production of flat sintering machine
Knot ore deposit, does not have waste heat recovery facility.At home and abroad the research direction of current sintered, energy saving reduction of discharging UTILIZATION OF VESIDUAL HEAT IN is primarily directed to ring
The Air Leakage of cold and belt-cooling machine, has done substantial amounts of research and improvement, for example:Liquid-tight encapsulation technique, various flexible sealing technologies
Deng advanced technology can be such that air leak rate of air curtain is reduced to below less than 20%, or even 10%, and ton ore deposit generated energy is more than 20kwh.But
It is that, because mechanical wear, working environment safeguard the reasons such as inconvenience, air leak rate of air curtain all can increase after transforming 1 year, ton ore deposit generated energy
Reduce.How from the angle for changing traditional handicraft, find one kind do not leak out, efficient sintering deposit cooling technique equipment, from basic
It is upper to solve the problems, such as that existing process is equipped, it is the technology trends in the field.
The content of the invention:
The purpose of this utility model is to overcome the deficiencies in the prior art, there is provided a kind of vertical adverse current waste heat recovery dress of sintering deposit
Put.
Technical solution of the present utility model is:There is provided a kind of sintering deposit vertical adverse current waste-heat recovery device, mainly by
Top enters feed bin, oscillating feeder, bottom splicing storehouse composition;It is characterized in that:Also include vertical reversely floing back towardsReceive dressPut body, eight words
Tripper, cooling wind baffle, center ventilation terminal, rood beam, annular wind-distributing pipe a, annular wind-distributing pipe b;Top enters feed bin welding
Above vertical adverse current retracting device body, top enters feed bin and is made up of two parts;Top half has been buffer storage effect
Storage bin, the latter half be circumferentially uniformly distributed setting five blanking pipes;Top enters five blanking pipes of feed bin bottom
Five blanking holes with diameter arranged with vertical adverse current retracting device bodies top are connected;In vertical adverse current retracting device body
Portion top is provided with eight word trippers, and eight word trippers are welded in vertical adverse current retracting device body by 4 triangle pillars
Inner side;Section is the lower section that rectangular annular cooling wind baffle is arranged on eight word trippers, and its outer ring surface is inverse with vertical
Flow back to the inner side welding of receiving apparatus body;The lower section of cooling wind baffle arranges rood beam, and center ventilation terminal is welded on rood beam
Middle part top;Four outboard head portions of rood beam are welded in respectively on four diverse locations on the inside of annular wind-distributing pipe a;Annular cloth
The outside of vertical adverse current retracting device body is welded on the inside of airduct a;Annular wind-distributing pipe b is welded in the outside in bottom splicing storehouse;
The top of oscillating feeder is bolted in the lower interface position of vertical adverse current retracting device body, oscillating feeder
Bottom is bolted the upper interface position in bottom splicing storehouse.It is further characterized in that:Vertical adverse current heat exchanger body
Lower interface has 7, and wherein center arranges a conical feed opening, and remaining six pyramid feed opening is circumferentially uniform
It is distributed in vertical adverse current heat exchanger body edge.Each feed opening is equipped with oscillating feeder in communication.Rood beam, ring
Shape wind-distributing pipe a, center ventilation terminal, vertical adverse current heat exchanger body pipeline are communicated.Bottom splicing storehouse is designed to can ensure that thing
The back taper feed bin of the larger slope that material is smoothly discharged, the taper is 1:1.5.Operation principle of the present utility model is:High temperature burns
Knot ore deposit enters feed bin into top after crushing, and through five tremie pipes vertical adverse current heat exchanger body is entered, and material is declining
During affected uniform decline by eight word trippers, rood beam etc., discharge from seven of vertical adverse current heat exchanger body lower part
Mouth is discharged, and after material is discharged by seven discharging openings, imports bottom splicing storehouse, with certain speed discharge after mixing;Cooling air by
Center ventilation terminal and annular wind-distributing pipe b are blown into, during air flows upwards, while by the cooling wind water conservancy diversion of device bottom
Body affects, and air is uniformly distributed in uphill process, and high temperature air concentrates row from the pipeline on vertical adverse current heat exchanger top
Go out;The eight word trippers for being installed on vertical adverse current heat exchanger body middle and upper part are to be fixed to support by four steel constructions;Its effect
It is to slow down intermediate blanking speed, accelerates the blanking velocity at edge, promotes same plane material uniform blanking;In vertical countercurrent flow
A cooling wind baffle for enclosing steel plate composition is installed in device body middle and lower part along interior wall circular, is supported by gusset;Its effect can be with
Edge airflow is guided to body of heater middle part by force, slow down edge effect;Because center ventilation terminal is fixed on rood beam,
Rood beam is fixed on annular wind-distributing pipe a, and annular wind-distributing pipe a outer shrouds are fixed on vertical adverse current heat exchanger body middle and lower part, by
Communicate in rood beam, annular wind-distributing pipe a, center ventilation terminal, vertical adverse current heat exchanger body pipeline;Cooling air is by annular cloth
Airduct a is blown into center ventilation terminal;Zai You centers ventilation terminal is blown into vertical adverse current heat exchanger body;Cooling air enters to sintering deposit
Row cooling, while rood beam is also promoting material uniformly to decline;What vertical each feed opening of adverse current heat exchanger body was provided with shakes
Dynamic batcher, the blanking velocity of independent control each feed opening, contributes to material uniform blanking, while ensureing that sintering deposit cooling is filled
Point;Annular wind-distributing pipe b is provided with discharging opening side wall, part cooling air is added from there, intensified-sintered ore deposit cooling, while improving
Heat exchange efficiency;Can discharge from vertical adverse current heat exchanger bodies top to ensure the cooling air being blown into simultaneously, annular wind-distributing pipe b
Pressure reduction between discharging opening necessarily be greater than the pressure reduction between annular wind-distributing pipe b and furnace roof charge level;In vertical adverse current heat exchanger
Interior, heat sinter carries out temperature after reverse heat exchange and is reduced to less than 150 DEG C with cooling air, then fills from vertical countercurrent flow
The discharging mechanism for putting bottom is discharged.In the presence of cooling air blower, 100 DEG C or so of cooling air is filled from vertical countercurrent flow
The air distribution device for putting bottom enters vertical adverse current heat exchanger body, and carries out countercurrent heat exchange with heat sinter, and the 600 of generation
DEG C or so hot-air concentrate from the pipeline on vertical adverse current heat exchanger top and discharge, high-temperature hot air can be used to generating electricity after discharging or
Warming.
The beneficial effects of the utility model are:Sintering deposit waste-heat recovery device operates steadily, and reliability, air leak rate of air curtain be low, dust is dirty
Dye is little, residual heat resources utilization rate is high, can be used for the waste heat recoveries such as block steel slag, red heat ferroalloy ingot bar, ferronickel slag, the height of recovery
Warm waste heat can be used to generating electricity, warming etc., and its market potential promotion prospect is big.For 3,800,000 tons of sintering deposits of an annual output
Sintering plant for, investing a set of vertical countercurrent heat exchange systems and electricity generation system about needs 70,000,000 yuan, is reclaimed by the system
Sintering waste heat generating amount reaches 28KWh/t sintering deposits, and by 0.6 yuan of calculating of electricity is often spent, generate electricity every year about 64,000,000 yuan of income, it is assumed that
15,000,000 yuan of operating cost is removed, year, pure benefit was 49,000,000 yuan, and only needing 2 years just can be with cost-recovering.
Description of the drawings:
Fig. 1 is a kind of structural representation of the vertical adverse current waste-heat recovery device of sintering deposit of the utility model embodiment;
Fig. 2 is the vertical adverse current retracting device body outline drawing of sequence number 2 in the utility model embodiment;
Fig. 3 is the top view of Fig. 2;
Fig. 4 is the C-C sectional views of Fig. 2;
Fig. 5 is the A-A views of Fig. 1;
Fig. 6 is the B-B views of Fig. 1;
Fig. 7 is the cooling of sequence number 4 wind apparatus for redistributing profile in the utility model embodiment.
In accompanying drawing:1. top enters feed bin;2. vertical adverse current retracting device body;3. eight word tripper;4. cool down wind to divide again
Cloth apparatus;5. center ventilation terminal;6. rood beam;7. annular wind-distributing pipe a;8. annular wind-distributing pipe b;9. oscillating feeder;10. bottom
Splicing storehouse.
Specific embodiment:
The utility model embodiment is described in further detail below in conjunction with the accompanying drawings:Fig. 1 is that a kind of novel sintered ore deposit is erected
The structural representation of formula adverse current waste-heat recovery device;This device mainly by top enter feed bin 1, vertical adverse current retracting device body 2,
Eight word trippers 3, cooling wind apparatus for redistributing 4, center ventilation terminal 5, rood beam 6, annular wind-distributing pipe a7, annular wind-distributing pipe b8,
Oscillating feeder 9, bottom splicing storehouse 10 constitute.Top enters feed bin 1 and is welded on vertical adverse current retracting device body 2) above, top
Portion enters feed bin 1 and is made up of two parts;Top half has been the storage bin of buffer storage effect, and the latter half is circumferentially uniformly distributed
Five blanking pipes are set;Top enters five blanking pipes of the bottom of feed bin 1 and the top of vertical adverse current retracting device body 2 is arranged
Five with diameter blanking holes connect;The vertical inner upper of adverse current retracting device body 2 is provided with eight word trippers 3, eight words
Tripper 3 is welded in the inner side of vertical adverse current retracting device body 2 by 4 triangle pillars;Section is rectangular annular
Cooling wind baffle 4 is arranged on the lower section of eight word trippers 3, and its outer ring surface is welded with the inner side of vertical adverse current retracting device body 2
Connect;The lower section of cooling wind baffle 4 arranges rood beam 6, and center ventilation terminal 5 is welded on the middle part top of rood beam 6;Rood beam 6
Four outboard head portions be welded in respectively on four diverse locations of the inner side of annular wind-distributing pipe a 7;The inner side weldering of annular wind-distributing pipe a 7
It is connected on the outside of vertical adverse current retracting device body 2;Annular wind-distributing pipe b 8 is welded in the outside in bottom splicing storehouse 10;Vibrating feed
The top of machine 9 is bolted in the lower interface position of vertical adverse current retracting device body 2, the bottom of oscillating feeder 9
It is bolted the upper interface position in bottom splicing storehouse 10.The vertical lower interface of adverse current heat exchanger body 2 has 7,
Wherein center arranges a conical feed opening, and remaining six pyramid feed opening is circumferentially evenly distributed on vertical adverse current
The edge of heat-exchanger rig body 2.Each feed opening is equipped with oscillating feeder 9 in communication.Rood beam 6, annular wind-distributing pipe a
7th, center ventilation terminal 5, the vertical pipeline of adverse current heat exchanger body 2 are communicated.Bottom splicing storehouse 10 is designed to can ensure that material is suitable
The back taper feed bin of the larger slope that profit is discharged, the taper is 1:1.5.Operation principle of the present utility model is:High temperature sintering ore deposit
Enter feed bin 1 into top after crushing, through five tremie pipes vertical adverse current heat exchanger body 2 is entered, material was declining
Uniform decline is affected by eight word trippers 3, rood beam 6 etc. in journey, is discharged from seven of the vertical bottom of adverse current heat exchanger body 2
Mouth is discharged, and after material is discharged by seven discharging openings, imports bottom splicing storehouse 10, with certain speed discharge after mixing;Cooling air
It is blown into by center ventilation terminal 5 and annular wind-distributing pipe b8, during air flows upwards, while by the cooling wind of device bottom
Baffle 4 affects, and air is uniformly distributed in uphill process, pipeline of the high temperature air from the top of vertical adverse current heat exchanger 2
Concentrate and discharge;The eight word trippers 3 for being installed on the vertical middle and upper part of adverse current heat exchanger body 2 are to be fixed to prop up by four steel constructions
Support;Its effect is to slow down intermediate blanking speed, accelerates the blanking velocity at edge, promotes same plane material uniform blanking;Perpendicular
A cooling wind baffle 4 for enclosing steel plate composition is installed in the middle and lower part of formula adverse current heat exchanger body 2 along interior wall circular, by gusset
Support;Its effect can be such that edge airflow guides to body of heater middle part by force, slow down edge effect;Because center ventilation terminal 5 is consolidated
On rood beam 6, rood beam 6 is fixed on annular wind-distributing pipe a7, and annular wind-distributing pipe a7 outer shrouds are fixed on vertical adverse current and change
The middle and lower part of thermal body 2, due to rood beam 6, annular wind-distributing pipe a7, center ventilation terminal 5, vertical adverse current heat exchanger body 2
Pipeline is communicated;Cooling air is blown into center ventilation terminal 5 by annular wind-distributing pipe a7;Zai You centers ventilation terminal 5 is blown into vertical adverse current and changes
Thermal body 2;Cooling air is cooled down to sintering deposit, while rood beam 6 is also promoting material uniformly to decline;Vertical adverse current
The oscillating feeder 9 that heat-exchanger rig body 2 each feed opening is provided with, the blanking velocity of independent control each feed opening, contributes to
Material uniform blanking, while ensureing that sintering deposit cooling is abundant;Annular wind-distributing pipe b8, part cooling air are provided with discharging opening side wall
Add from there, intensified-sintered ore deposit cooling, while improving heat exchange efficiency;Simultaneously can be from vertical inverse to ensure the cooling air that is blown into
The top of stream heat-exchanger rig body 2 is discharged, the pressure reduction between annular wind-distributing pipe b8 and discharging opening necessarily be greater than annular wind-distributing pipe b8 with
Pressure reduction between furnace roof charge level;In vertical adverse current heat exchanger, heat sinter carries out temperature after reverse heat exchange with cooling air
Degree is reduced to less than 150 DEG C, then discharges from the discharging mechanism of vertical adverse current heat exchanger bottom.In the effect of cooling air blower
Under, 100 DEG C or so of cooling air enters vertical adverse current heat exchanger sheet from the air distribution device of vertical adverse current heat exchanger bottom
Body, and countercurrent heat exchange is carried out with heat sinter, the pipe of 600 DEG C or so hot-airs of generation from vertical adverse current heat exchanger top
Discharge in road collection, high-temperature hot air can be used to generate electricity or warming after discharging.
Claims (4)
1. the vertical adverse current waste-heat recovery device of a kind of sintering deposit, mainly enters feed bin (1), oscillating feeder (9), bottom and connects by top
Feed bin (10) is constituted;It is characterized in that:Also include vertical reversely floing back towardsReceive dressPut body (2), eight word trippers (3), cooling wind water conservancy diversion
Body (4), center ventilation terminal (5), rood beam (6), annular wind-distributing pipe a (7), annular wind-distributing pipe b (8);Top enters feed bin (1) welding
Above vertical adverse current retracting device body (2), top enters feed bin (1) and is made up of two parts;Top half has been buffering storage
The storage bin of effect is deposited, the latter half is circumferentially uniformly distributed five blanking pipes of setting;Top enters five of feed bin (1) bottom
Five blanking holes with diameter that blanking pipe is arranged with vertical adverse current retracting device body (2) top are connected;It is vertical to reversely flow back towards
Receiving apparatus body (2) inner upper is provided with eight word trippers (3), and eight word trippers (3) are welded in perpendicular by 4 triangle pillars
The inner side of formula adverse current retracting device body (2);Section is that rectangular annular cooling wind baffle (4) is arranged on eight word sub-materials
The lower section of device (3), its outer ring surface is welded with the inner side of vertical adverse current retracting device body (2);The lower section of cooling wind baffle (4)
Rood beam (6) is set, and center ventilation terminal (5) is welded on the middle part top of rood beam (6);Four outboard head portions of rood beam (6)
It is welded in respectively on four diverse locations on the inside of annular wind-distributing pipe a (7);Vertical adverse current is welded on the inside of annular wind-distributing pipe a (7)
The outside of retracting device body (2);Annular wind-distributing pipe b (8) is welded in the outside in bottom splicing storehouse (10);Oscillating feeder (9)
Top is bolted in the lower interface position of vertical adverse current retracting device body (2), and the bottom of oscillating feeder (9) leads to
Cross the upper interface position for being bolted to bottom splicing storehouse (10).
2. the vertical adverse current waste-heat recovery device of a kind of sintering deposit as claimed in claim 1, it is characterised in that:Vertical countercurrent flow
Device body (2) lower interface has 7, and wherein center arranges a conical feed opening, remaining six pyramid blanking
Opening's edge even circumferential is distributed in vertical adverse current heat exchanger body (2) edge.Each feed opening is equipped with vibration in communication
Batcher (9).
3. the vertical adverse current waste-heat recovery device of a kind of sintering deposit as claimed in claim 1, it is characterised in that:Rood beam (6), ring
Shape wind-distributing pipe a (7), center ventilation terminal (5), vertical adverse current heat exchanger body (2) pipeline are communicated.
4. the vertical adverse current waste-heat recovery device of a kind of sintering deposit as claimed in claim 1, it is characterised in that:Bottom splicing storehouse
(10) it is designed to can ensure that the back taper feed bin of the larger slope that material is smoothly discharged, the taper is 1:1.5.
Priority Applications (1)
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CN201620694272.0U CN206094927U (en) | 2016-07-04 | 2016-07-04 | Vertical adverse current waste heat recovery device of sintering deposit |
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CN201620694272.0U CN206094927U (en) | 2016-07-04 | 2016-07-04 | Vertical adverse current waste heat recovery device of sintering deposit |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109520308A (en) * | 2018-11-27 | 2019-03-26 | 苏州航明环保节能科技有限公司 | A kind of inclined plate water conservancy diversion vertical agglomerate is cooling and waste-heat recovery device |
-
2016
- 2016-07-04 CN CN201620694272.0U patent/CN206094927U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109520308A (en) * | 2018-11-27 | 2019-03-26 | 苏州航明环保节能科技有限公司 | A kind of inclined plate water conservancy diversion vertical agglomerate is cooling and waste-heat recovery device |
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