CN106123616B - A kind of raising sintering ore cooling waste gas waste-heat recovery device - Google Patents
A kind of raising sintering ore cooling waste gas waste-heat recovery device Download PDFInfo
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- CN106123616B CN106123616B CN201610667150.7A CN201610667150A CN106123616B CN 106123616 B CN106123616 B CN 106123616B CN 201610667150 A CN201610667150 A CN 201610667150A CN 106123616 B CN106123616 B CN 106123616B
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- Prior art keywords
- hot wind
- waste gas
- sintering
- heat recovery
- recovery device
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D15/00—Handling or treating discharged material; Supports or receiving chambers therefor
- F27D15/02—Cooling
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
- F27D2017/007—Systems for reclaiming waste heat including regenerators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27M—INDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
- F27M2003/00—Type of treatment of the charge
- F27M2003/04—Sintering
-
- 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
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
- Y02P80/15—On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
A kind of raising sintering ore cooling waste gas waste-heat recovery device, including sintering machine, single roll crusher is set below sintering machine outlet end, accumulator is set below the discharge end of single roll crusher, accumulator bottom end connects with cooler, and at least one hot wind is arranged on cooler and collects petticoat pipe, hot wind, which is collected, connects hot wind collecting pipe on petticoat pipe, the outlet end of hot wind collecting pipe is communicated with residual heat using device top, and residual heat using device lower part is connected by circulating line with air-cooler.It, which is provided, improves sintering ore cooling waste gas waste-heat recovery device, improve the energy storage capability of sinter, make the cloth of material distributing machine evenly, it is utilized for sintering waste heat and provides preferable condition, solve the problems, such as that more difficult stability and high efficiency recycling heat sinter cools down waste gas residual heat in the case where Sintering Yield is unstable and the lower operating mode of sintering output, significantly reduces the energy consumption of sintering circuit.
Description
Technical field
It is a kind of raising sintering ore cooling waste gas waste-heat recovery device the present invention relates to sintering waste heat recovery technology is smelted.
Background technology
Due to the sintering circuit high energy consumption of steel enterprise, so how energy-saving and emission-reduction are current people in the art in this process
The important topic of member's research.Most of equipment due to being used in sintering circuit is more advanced technology, there is more limitation item
Part, it is more difficult to realize the waste heat generated in high efficiency recycling production process to reduce process energy consumption.In current agglomerant
In sequence, in the case that Sintering Yield is unstable, Sintering Yield is low, how stability and high efficiency recycling heat sinter cools down more than exhaust gas
Heat is the problem of this field.
Invention content
The object of the present invention is to provide a kind of raising sintering ore cooling waste gas waste-heat recovery devices, to solve the prior art
It is insufficient.
The present invention to achieve the above object, by the following technical programs：A kind of raising sintering ore cooling waste gas waste heat recovery
Device, including sintering machine, sintering machine outlet end lower section are arranged single roll crusher, accumulation of energy are arranged below the discharge end of single roll crusher
Device, accumulator bottom end connect with cooler, and at least one hot wind is arranged on cooler and collects petticoat pipe, hot wind is collected to be connected on petticoat pipe
The outlet end of hot wind collecting pipe, hot wind collecting pipe is communicated with residual heat using device top, and residual heat using device lower part passes through cycle
Pipeline is connected with cooler.The accumulator there are one longitudinal rod and the crisscross connection of transverse bar space framework, frame
Upper plate is arranged in lower part, and side plate is arranged at the outer of upper plate, and foreboard is arranged in the side of upper plate, and upper plate one end is connect with frame, side plate
Baffle is arranged in bottom, and baffle one end is connect with back-end framework, and multilayer heap flitch is arranged on frame, and the setting of windrow board bottom end is wear-resisting
Plate.Angle α, angle α 42o-50o is arranged in the front end of upper plate and baffle.Shape per layer heap flitch is different, the shape of heap flitch
Shape is triangle or rectangle.Mounting base is set on frame, and mounting base is the pedestal of heap flitch, and is connected with heap flitch.Cooler
The first hot wind of upper setting collects petticoat pipe and the second hot wind and collects petticoat pipe, the first hot wind collect using the first fume collection pipeline with it is remaining
Heat utilization device connects, and the second hot wind is collected petticoat pipe and connect with residual heat using device using the second fume collection pipeline.Heap flitch
At least two layers, two layers of heap flitch is distributed in frame along short transverse, the front and back distribution in the horizontal direction of two layers of heap flitch.Cycle
Circulating fan is installed on pipeline.
The advantage of the invention is that：It provides and improves sintering ore cooling waste gas waste-heat recovery device, improve sinter
Energy storage capability, the cloth for making material distributing machine evenly, are that sintering waste heat utilization provides preferable condition, solve in sintering mineral products
The problem of more difficult stability and high efficiency recycling heat sinter cooling waste gas residual heat under the lower operating mode of unstable and sintering output is measured, greatly
Width reduces the energy consumption of sintering circuit.
Description of the drawings
Attached drawing 1 is the structural schematic diagram of the present invention；Attached drawing 2 is the enlarged structure schematic diagram of accumulator 4 in Fig. 1；Attached drawing 3 is
A is to structural schematic diagram in Fig. 2；Attached drawing 4 be in Fig. 2 B to structural schematic diagram.
Specific implementation mode
Compareing attached drawing, the present invention will be further described.
1 is sintering machine 1 in figure, is arranged single roll crusher 3 below 1 outlet end of sintering machine, under the discharge end of single roll crusher 3
Side's setting accumulator 4,4 bottom end of accumulator connect with cooler 5, and at least one hot wind is arranged on cooler 5 and collects petticoat pipe, hot wind
It collects and connects hot wind collecting pipe on petticoat pipe, the outlet end of hot wind collecting pipe is communicated with 9 top of residual heat using device, UTILIZATION OF VESIDUAL HEAT IN dress
9 lower parts are set by circulating line to be connected with cooler 5.
The space framework 21 for 20 crisscross connection of longitudinal rod 19 and transverse bar that there are one accumulators 4 of the present invention,
Upper plate 17 is arranged in the lower part of frame 21, and side plate 15 is arranged at the outer of upper plate 17, and foreboard 14, upper plate 17 is arranged in the side of upper plate 17
One end is connect with frame 21, and baffle 16 is arranged in 15 bottom of side plate, and 16 one end of baffle connect with 21 rear end of frame, is arranged on frame 21
Wearing plate 22 is arranged in multilayer heap flitch 18,18 bottom end of heap flitch.Above structure completion is docked with cooler 5, and makes original simultaneously
Expect accumulation of heat on the heap flitch 18 fully in frame 21, and makes the full and uniform cloth of raw material on cooler 5.
Further embodiment of the present invention is：Angle α, angle α 42o-50o is arranged in upper plate 17 and the front end of baffle 16.
Enter cooler 5 to ensure that raw material is full and uniform, and improves service life.
Preferred embodiments of the present invention are：Shape per layer heap flitch 18 is different, and the shape of heap flitch 18 is triangle or square
Shape.
The further preferred embodiment of the present invention is：Mounting base 13 is set on frame 21, and mounting base 13 is the bottom of heap flitch 18
Seat, and be connected with heap flitch 18.
First hot wind is set on cooler 5 of the present invention and collects petticoat pipe 6 and the second hot wind collection petticoat pipe 23, the first hot wind
It collects petticoat pipe 6 to connect with residual heat using device 9 using the first fume collection pipeline 7, the second hot wind collects petticoat pipe 23 and uses second
Fume collection pipeline 8 is connect with residual heat using device 9.
Heap flitch 18 of the present invention is at least two layers, and two layers of heap flitch 18 is distributed in frame 21 along short transverse, and two
The front and back distribution in the horizontal direction of layer heap flitch 18.The front and back arrangement refers to the interlaced distribution of former and later two plates, to improve
Raw material can be uniform when entering cooler 5, can abundant accumulation of heat when not entering cooler 5.
Circulating fan 10 is installed on circulating line of the present invention.
The structure of accumulator 4 of the present invention can make the iron-bearing material on sintering machine 1 fall into frame 21 after broken
It is interior, by 18 accumulation of heat of multilayer heap flitch in frame 21, while it being uniformly distributed raw material, makes raw material cloth by crushing to cooler
On 5.Multilayer heap flitch 18 is distributed along 21 short transverse of frame, is at least arranged two layers, and general 3-4 layers is preferential, per layer heap flitch
18 shape is different, such as：Right angled triangle, stack veneer, rectangular slab, rhombic plate etc., before and after 18 horizontal direction of multilayer heap flitch
Be in staggered distribution, with keep raw material can the accumulation of heat in frame 21, while uniformity when being maintained at into cooler 5.Heap flitch 18
Also play surge bunker, moreover it is possible to buffer impact of the sinter to cooler 5.Device of the present invention is in use, sintering machine 1 is full
When load produces, directly heat sinter 2 can be emitted on cooler 5 by accumulator, the mean temperature of sinter is 600
DEG C -800 DEG C, when 1 underload of sintering machine produces, the speed of service by reducing cooler 5 improves heat sinter 2 in accumulator
Windrow thickness on 4, reaches stable energy storage effect, improves the residual heat and energy utilization rate of heat sinter.Cooling of the present invention
The hot wind arranged on machine collects petticoat pipe, so that cooling wind is forced through the material of heat sinter 2 by circulating fan 10, air blower 11
Layer, after gas-solid heat exchange, the first hot wind collects 6 cooling wind temperature of petticoat pipe and is increased to 300 DEG C -450 DEG C or so, and the second hot wind is collected
23 cooling wind temperature of petticoat pipe is increased to 200 DEG C -300 DEG C or so, then passes through the first fume collection of sintering high temperature pipeline 17 and burning
Knot the second fume collection of medium temperature pipeline 8 send flue gas to residual heat using device 9, sintering flue gas temperature drop to 130 DEG C hereinafter,
Cooler 4 back to is sent 130 DEG C of flue gases below for cooling down heat sinter 2, to realize thermal sintering by circulating fan again
Mine 2 cools down waste gas residual heat complementary energy and makes full use of.
12 be hanging piece in figure.
Claims (7)
1. a kind of raising sintering ore cooling waste gas waste-heat recovery device, it is characterised in that：Including sintering machine（1）, sintering machine（1）Go out
Single roll crusher is arranged below end in mouth（3）, single roll crusher（3）Discharge end below be arranged accumulator（4）, accumulator（4）Bottom
End and cooler（5）Connect, cooler（5）Upper at least one hot wind of setting collects petticoat pipe, and hot wind is collected and connects hot wind on petticoat pipe
Collecting pipe, the outlet end of hot wind collecting pipe and residual heat using device（9）Top communicates, residual heat using device（9）Lower part is by following
Endless tube road and cooler（5）It is connected, the accumulator（4）There are one longitudinal rods（19）And transverse bar（20）Crisscross connection
Space framework（21）, frame（21）Lower part be arranged upper plate（17）, upper plate（17）Outer at be arranged side plate（15）, upper plate（17）
Side be arranged foreboard（14）, upper plate（17）One end and frame（21）Connection, side plate（15）Baffle is arranged in bottom（16）, baffle
（16）One end and frame（21）Rear end connects, frame（21）Upper setting multilayer heap flitch（18）, heap flitch（18）Bottom end setting is resistance to
Nog plate（22）.
2. a kind of raising sintering ore cooling waste gas waste-heat recovery device according to claim 1, it is characterised in that：Upper plate
（17）With baffle（16）Front end be arranged angle α, angle α 42o-50o.
3. a kind of raising sintering ore cooling waste gas waste-heat recovery device according to claim 1, it is characterised in that：Per layer heap
Flitch（18）Shape it is different, heap flitch（18）Shape be triangle or rectangle.
4. a kind of raising sintering ore cooling waste gas waste-heat recovery device according to claim 1, it is characterised in that：Frame
（21）Upper setting mounting base（13）, mounting base（13）It is heap flitch（18）Pedestal, and with heap flitch（18）It is connected.
5. a kind of raising sintering ore cooling waste gas waste-heat recovery device according to claim 1, it is characterised in that：Cooler
（5）The first hot wind of upper setting collects petticoat pipe（6）Petticoat pipe is collected with the second hot wind（23）, the first hot wind collection petticoat pipe（6）Using
One fume collection pipeline（7）With residual heat using device（9）Connection, the second hot wind collect petticoat pipe（23）Using the second fume collection pipe
Road（8）With residual heat using device（9）Connection.
6. a kind of raising sintering ore cooling waste gas waste-heat recovery device according to claim 1, it is characterised in that：Heap flitch
（18）At least two layers, two layers of heap flitch（18）In frame（21）It is interior to be distributed along short transverse, two layers of heap flitch（18）In level
The front and back distribution in direction.
7. a kind of raising sintering ore cooling waste gas waste-heat recovery device according to claim 1, it is characterised in that：Circulation pipe
Circulating fan is installed on road（10）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610667150.7A CN106123616B (en) | 2016-08-15 | 2016-08-15 | A kind of raising sintering ore cooling waste gas waste-heat recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610667150.7A CN106123616B (en) | 2016-08-15 | 2016-08-15 | A kind of raising sintering ore cooling waste gas waste-heat recovery device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106123616A CN106123616A (en) | 2016-11-16 |
| CN106123616B true CN106123616B (en) | 2018-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610667150.7A Active CN106123616B (en) | 2016-08-15 | 2016-08-15 | A kind of raising sintering ore cooling waste gas waste-heat recovery device |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108267013B (en) * | 2016-12-31 | 2023-10-27 | 中冶长天国际工程有限责任公司 | Sinter cooling and waste heat utilization system and low-oxygen full-circulation cooling method |
| CN106696043B (en) * | 2017-01-06 | 2022-05-24 | 福建永林家居有限公司 | Production method and production device of aldehyde-free reinforced wood floor |
| CN106738184B (en) * | 2017-01-06 | 2022-06-21 | 福建省永安林业（集团）股份有限公司永安人造板厂 | Production method and production device of aldehyde-free medium-density fiberboard |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201555452U (en) * | 2009-10-27 | 2010-08-18 | 济钢集团国际工程技术有限公司 | Low-temperature flue gas selectivity enrichment utilization type sintered ring cooling machine |
| CN203489712U (en) * | 2013-06-25 | 2014-03-19 | 济钢集团国际工程技术有限公司 | Novel generating equipment with integrated application of waste heat in sintering, steel making and steel rolling |
| CN203653599U (en) * | 2013-12-31 | 2014-06-18 | 李苏翔 | Rotary kiln for iron smelting |
| CN105066720B (en) * | 2015-08-31 | 2017-07-11 | 中冶南方工程技术有限公司 | A kind of sinter cooler afterheat utilizing system |
| CN206094929U (en) * | 2016-08-15 | 2017-04-12 | 济钢集团国际工程技术有限公司 | Improve sintering deposit cooling waste gas waste heat recovery device |
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- 2016-08-15 CN CN201610667150.7A patent/CN106123616B/en active Active
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| CN106123616A (en) | 2016-11-16 |
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