CN107702549A - A kind of sintering machine Two-way Cycle cooling unit and cooling device - Google Patents
A kind of sintering machine Two-way Cycle cooling unit and cooling device Download PDFInfo
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- CN107702549A CN107702549A CN201711121948.2A CN201711121948A CN107702549A CN 107702549 A CN107702549 A CN 107702549A CN 201711121948 A CN201711121948 A CN 201711121948A CN 107702549 A CN107702549 A CN 107702549A
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- Prior art keywords
- cooling
- inner tube
- cooling unit
- sintering machine
- way cycle
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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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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The invention discloses a kind of cooling device of sintering machine with Two-way Cycle cooling unit and containing the cooling unit, belongs to high temperature sintering cooling device technical field.Sintering machine Two-way Cycle cooling unit, including body, the mechanism provided with cooling but flow of media in body.Wherein, body includes shell, the inner tube being sleeved in shell, one or more groups of cooling tubes along inner tube radially installed and the bindiny mechanism positioned at body end.The passage of circulation cooling medium is provided between shell and inner tube.Meanwhile present invention also offers a kind of cooling device containing the cooling unit.Cooling unit provided by the present invention has the features such as cooldown rate is high, easy for installation, can solve the problems, such as that sintering machine produces a large amount of sulfur-bearing dust vapor very well.
Description
Technical field
The present invention relates to a kind of cooling device of sintering machine with Two-way Cycle cooling unit and containing the cooling unit, belong to
High temperature sintering cooling device technical field.
Background technology
Sintering machine is the indispensable large scale equipment of the industrial circles such as metallurgy, and often producing a large amount of sulfur-bearings in sintering process gives up
Gas is, it is necessary to carry out further removing sulphuring treatment.However, the head outlet temperature of existing sintering machine is very high, 120- typically can reach
Between 150 degree, the flue gas of high temperature, which enters in desulfurizer, can cause the vapor of sulfur removal technology excessive, largely contain so as to be formed
The vapor of dust.The discharge of this kind of vapor can cause seriously to pollute to environment, very easily cause region PM2.5 etc.
Index exceeding standard.Although existing sintering machine also has the device for possessing refrigerating function, this kind of cooling device is often present, cigarette in flue
Gas velocity is very fast, the technical problems such as cooling effect is relatively low.
The content of the invention
For solution, flue gas flow rate is too fast in sintering machine flue in the prior art, and cooling effect is not ideal enough, causes to produce greatly
The sulfur-bearing dust vapor of amount, the problems such as causing environmental pollution, the technical scheme taken is as follows：
A kind of sintering machine Two-way Cycle cooling unit, including body 1, the mechanism provided with cooling but flow of media in body 1.Its
In, body 1 include shell 2, be sleeved in shell 2 inner tube 3, along the radially installed of inner tube 3 one or more groups of cooling tubes 4 and
Bindiny mechanism 5 positioned at the end of body 1；The passage of circulation cooling medium is provided between the shell 2 and inner tube 3.
Preferably, on the same cross section of inner tube 3, the flow area of cooling tube 4 described in every group accounts for the flow area of inner tube 3
25%-60%.
It is highly preferred that on the same cross section of inner tube 3, the flow area of cooling tube 4 described in every group accounts for the circulation of inner tube 3 and cut
The 53%-56% in face.
Preferably, the volume of cooling tube 4 accounts for the 30%-60% of the volume of inner tube 3.
Preferably, the cooling medium stream extended in the shape of a spiral along the axial direction of body 1 is provided between inner casing 2 and inner tube 3 all
Road.
It is highly preferred that the cooling medium circulation passage extended in the shape of a spiral is staggered with cooling tube 4.
Preferably, two groups of adjacent cooling tubes 4 of multigroup cooling tube 4 are staggered.
Preferably, the bindiny mechanism is internal thread, external screw thread or adpting flange.
Preferably, spray equipment 18 is provided with the top of said inner tube 3, bottom is provided with guiding gutter 19.
Present invention also offers a kind of cooling device containing the Two-way Cycle cooling unit, the cooling device contains one group
Or multigroup cooling unit, it is situated between by pipeline with the cooling that the passage of cooling unit cooling tube 4 and the circulation cooling medium connects
Matter feedway；The cooling medium feedway includes cooling medium storing apparatus, power conveying device and monitoring temperature
Device.
Compared to prior art, the beneficial effect that the present invention obtains is：
Two-way Cycle cooling unit provided by the present invention possesses circumferential and radially two dimensions coolant guiding channel, greatly increases
The contact area of cooling medium and flue, can greatly improve the cooling velocity of cooling device, be advantageous to the cooling of sintering machine
Dedusting.
Two-way Cycle cold-zone provided by the present invention unit is provided with the cooling pipe perpendicular to pipeline in flue, can be to pipe
The high heat flue gas to be circulated in road plays barrier effect, reduces the velocity of liquid assets of flue gas in pipeline, extends flue gas and cooling medium
Time of contact, so as to improve cooldown rate.Meanwhile the mode that multigroup radial direction cooling tube takes tooled joint to arrange in pipeline is set,
So as to realize interlocking for parallel radial passage, so as to further stop the circulation of flue.
In the unit of Two-way Cycle cold-zone provided by the present invention, the diameter summation of every group of radial passage accounts for internal diameter of the pipeline diameter
15%-45%.The circulation of flue gas is neither hindered, cooldown rate can be effectively improved by having, and efficiently solve flue circulation and cooling
The contradiction of speed.
Present invention also offers a kind of cooling device containing cooling unit, the cooling device uses the side of modularization installation
Formula composition shaping, can either efficiently control installation length, can also solve equipment excessive the problems such as being inconvenient to play installation.
Cooling device provided by the present invention also has that improvement cost is low, when being not take up planning the external space and soil, stopping production
Between short, cooling rate is fast, water saving, economize on electricity, it is environmentally friendly, applied widely the advantages that.
Brief description of the drawings
Fig. 1 is the structural representation of cooling unit in a kind of preferred scheme of the present invention.
Fig. 2 is the structural representation of the cooling device containing cooling unit.
Fig. 3 is the cross section structure diagram of cooling device in another preferred scheme of the present invention.
Wherein, 1, body；2, shell；3, inner tube；4, cooling tube；5, bindiny mechanism；6, media outlet；7, medium inlet；
8, cooling medium；9, flue tube；10, desulfurizer；11, water cooling unit；12, water pump group；13, water tank；14, cooling medium I entrances；
15, cooling medium I are exported；16, cooling medium II entrances；17, cooling medium II are exported；18, spray equipment；19, guiding gutter.
Embodiment
With reference to specific embodiment, the present invention will be further described, but the present invention is not limited by the following examples.
Following examples material therefor, method and instrument, be this area conventional material without specified otherwise, method and
Instrument, those of ordinary skill in the art can be obtained by commercial channel.
, it is necessary to explanation in description below the present invention, term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The indicating position such as "front", "rear", "left", "right", " top ", " bottom ", " interior ", " outer " and " endways " position relationship of living is based on accompanying drawing
Shown orientation is lived position relationship, is for only for ease of the description present invention and is simplified description, rather than instruction or is implied signified
Device or element must have specific orientation, with specific azimuth configuration and operation, it is thus impossible to be interpreted as to the present invention's
Limitation.
, it is necessary to which explanation, unless otherwise expressly provided and is limited in description below the present invention, term " installation ",
" connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or integratedly be connected
Connect；Can be directly connected to or be indirectly connected with by intermediate medium, can be the connection of two components interiors.For
Can be that concrete condition understands the concrete meaning of term in the present invention of submitting a written statement to a higher authority for one of ordinary skill in the art.
In addition, in description below the present invention, unless otherwise indicated, " multiple ", " multigroup ", " more " are meant that two
Individual or two or more.
It is described in further details below in conjunction with the accompanying drawings to cooling device provided by the present invention and using process.
Embodiment one
Fig. 1 is that a cooling unit is connected installation with smoke pipeline 9 and desulfurizer 10 in a kind of better embodiment of the present invention
Structural representation.From fig. 1, it can be seen that the cooling unit is cylindrical double-shell structure, both ends are provided with the company being connected with smoke pipeline 9
Connect, mechanism 5（Flange）.Except bindiny mechanism 5, the outside of the body 1 of cooling unit is shell 2, and inside is inner tube 3, along the footpath of inner tube 3
To being placed with some groups of cooling tubes 4.Every group of cooling tube 4 is fixedly connected with inner tube 3 and shell 2.Cooling tube 4 is but situated between provided with cooling
The inlet and outlet that matter flows into and out.Adjacent cooling tube 4 is by the way of tooled joint arrangement is staggered, including to circulation
High heat smoke in pipe is stopped, to extend flue gas residence time in cooling device, there is provided cooling effect.In inner tube 3
The flow of media passage axially helically extended along inner tube 3 is provided with the space surrounded with shell 2 and bindiny mechanism 5.Should
Flow of media passage is staggered with cooling tube 4, to avoid contact with.Being provided with shell 2 supplies the medium of cooling medium discrepancy to go out
Mouth 6 and medium inlet 7.Wherein, the cooling medium 8 in the mechanism circulation passage of Spiral distribution is situated between with the cooling in cooling tube 4
It matter, can be same cooling medium, or improve cooling effect and use different cooling mediums.
In the cooling unit, the circulation volume of cooling tube 4 accounts for the 40% of the circulation volume of inner tube 6, and in the same of inner tube 3
On cross section, the flow area of cooling tube 4 accounts for the 53%-56% of the flow area of inner tube 3 described in every group.After measured, by the cooling
After device cooling, the temperature after outflow is reduced to less than 95 DEG C, greatly reduces the carrying amount of vapor in flue.When inside
On the same cross section of pipe 3, the flow area of cooling tube 4 described in every group accounts for the flow area of inner tube 3 beyond this scope of 25%-60%
Afterwards, flue flows out temperature more than 100 DEG C, and vapor carrying amount greatly improves in flue.
Fig. 2 is the structural representation of the cooling device containing cooling unit.Wherein, cooling unit goes out for along inner tube radial cut
The schematic cross-section cut.Can be so that cooling tube 4 is the cooling tube 4 of serpentine bend, and what is circulated in cooling tube 4 is that cooling is situated between from figure
Matter II.Cooling medium II is entered in cooling tube 4 by cooling medium II entrances 16, cold by the outflow of cooling medium II outlets 17
But pipe 4.Circulation has cooling medium I in spiral circulation passage in shell 2 and inner tube 3.Cooling medium I passes through cooling medium I
Entrance 14 enters, from the outflow of cooling medium I outlets 15.In the present embodiment, cooling medium I and cooling medium II is using identical
Cooling medium, be cooling water.The outlet of two cooling mediums connects with cooling medium feedway.Cooling medium supply dress
Put including water cooling unit 11, water tank 13 and water pump group 12.Cooling water pump in water tank 13 is sent in cooling device by water pump group 12.Water
The integrated temperature of cold 11 detects and control device, and the temperature of cooling water can be monitored in real time.
In addition, still there is spray equipment 18 at the top of inner tube 3, in order to clear up the dust stratification in inner tube.
In use, high-temperature flue gas is entered in cooling tube 4 from flue tube 9.Spiral between inner tube 3 and shell 2
Cooling medium in circulation passage provides lower-temperature external environment for inner tube 3, reduces the temperature of inner tube 3.And along the radial distribution of inner tube 3
Cooling tube 4 then on the one hand can play a part of reduce the internal temperature of inner tube 3, on the other hand may also function as to high-temperature flue gas
Barrier effect, extend flue gas residence time, strengthen cooling effect.
Embodiment two
Fig. 3 is the structural representation of another better embodiment of the invention.This embodiment and embodiment one
Difference be：Still there is guiding gutter 19 in the bottom of inner tube 3, in order to which the vapor to condensation or the spray liquid of flushing are carried out
Water conservancy diversion.
Claims (10)
1. a kind of sintering machine Two-way Cycle cooling unit, including body（1）, body（1）The interior machine provided with cooling but flow of media
Structure, it is characterised in that body（1）Including shell（2）, be sleeved on shell（2）Interior inner tube（3）, along inner tube（3）Radially installed
One or more groups of cooling tubes（4）And positioned at body（1）The bindiny mechanism of end（5）；The shell（2）And inner tube（3）Between
Passage provided with circulation cooling medium.
2. sintering machine according to claim 1 Two-way Cycle cooling unit, it is characterised in that in inner tube（3）Same horizontal stroke
On section, cooling tube described in every group（4）Flow area account for inner tube（3）The 25%-60% of flow area.
3. sintering machine according to claim 2 Two-way Cycle cooling unit, it is characterised in that in inner tube（3）Same horizontal stroke
On section, cooling tube described in every group（4）Flow area account for inner tube（3）The 53%-56% of flow area.
4. sintering machine according to claim 1 Two-way Cycle cooling unit, it is characterised in that the cooling tube（4）Volume
Account for inner tube（3）The 30%-60% of volume.
5. sintering machine according to claim 1 Two-way Cycle cooling unit, it is characterised in that in inner casing（2）And inner tube（3）
Between be provided with along body（1）The cooling medium circulation passage axially extended in the shape of a spiral.
6. sintering machine according to claim 5 Two-way Cycle cooling unit, it is characterised in that described to extend in the shape of a spiral
Cooling medium circulation passage and cooling tube（4）It is staggered.
7. sintering machine according to claim 1 Two-way Cycle cooling unit, it is characterised in that multigroup cooling tube（4）
Two groups of adjacent cooling tubes（4）It is staggered.
8. sintering machine according to claim 1 Two-way Cycle cooling unit, it is characterised in that the bindiny mechanism is interior spiral shell
Line, external screw thread or adpting flange.
9. sintering machine according to claim 1 Two-way Cycle cooling unit, it is characterised in that in said inner tube（3）Top
Provided with spray equipment（18）, bottom is provided with guiding gutter（19）.
10. a kind of cooling device containing any Two-way Cycle cooling unit described in claim 1-9, it is characterised in that contain one
Group or multigroup cooling unit, pass through pipeline and cooling unit cooling tube（4）Connected with the passage of the circulation cooling medium cold
But medium supply apparatus；The cooling medium feedway includes cooling medium storing apparatus, power conveying device and temperature
Supervising device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711121948.2A CN107702549A (en) | 2017-11-14 | 2017-11-14 | A kind of sintering machine Two-way Cycle cooling unit and cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711121948.2A CN107702549A (en) | 2017-11-14 | 2017-11-14 | A kind of sintering machine Two-way Cycle cooling unit and cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107702549A true CN107702549A (en) | 2018-02-16 |
Family
ID=61179475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711121948.2A Pending CN107702549A (en) | 2017-11-14 | 2017-11-14 | A kind of sintering machine Two-way Cycle cooling unit and cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107702549A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009030730A1 (en) * | 2009-06-26 | 2010-12-30 | Linde Ag | Rotary drum heat exchanger, particularly coke cooler, comprises rotating drum exchanging in liquid bath and contains granular material |
| CN102322752A (en) * | 2011-08-01 | 2012-01-18 | 西安交通大学 | Heat exchanger |
| CN103424001A (en) * | 2013-08-08 | 2013-12-04 | 西安交通大学 | High-temperature material vertical cooler and waste heat using system |
| CN104048504A (en) * | 2013-03-11 | 2014-09-17 | 焦作东方海纳科技发展有限公司 | Graphite heat exchanger utilizing waste heat of tunnel kiln |
| CN105783557A (en) * | 2014-12-24 | 2016-07-20 | 重庆蓝洁广顺净水材料有限公司 | Cooling tower |
| CN205774313U (en) * | 2016-06-15 | 2016-12-07 | 四川大宇中和农业科技发展有限公司 | A kind of Straw decomposing chiller |
| CN207662219U (en) * | 2017-11-14 | 2018-07-27 | 朝阳镔鑫环保设备有限公司 | A kind of sintering machine Two-way Cycle cooling unit and cooling device |
-
2017
- 2017-11-14 CN CN201711121948.2A patent/CN107702549A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009030730A1 (en) * | 2009-06-26 | 2010-12-30 | Linde Ag | Rotary drum heat exchanger, particularly coke cooler, comprises rotating drum exchanging in liquid bath and contains granular material |
| CN102322752A (en) * | 2011-08-01 | 2012-01-18 | 西安交通大学 | Heat exchanger |
| CN104048504A (en) * | 2013-03-11 | 2014-09-17 | 焦作东方海纳科技发展有限公司 | Graphite heat exchanger utilizing waste heat of tunnel kiln |
| CN103424001A (en) * | 2013-08-08 | 2013-12-04 | 西安交通大学 | High-temperature material vertical cooler and waste heat using system |
| CN105783557A (en) * | 2014-12-24 | 2016-07-20 | 重庆蓝洁广顺净水材料有限公司 | Cooling tower |
| CN205774313U (en) * | 2016-06-15 | 2016-12-07 | 四川大宇中和农业科技发展有限公司 | A kind of Straw decomposing chiller |
| CN207662219U (en) * | 2017-11-14 | 2018-07-27 | 朝阳镔鑫环保设备有限公司 | A kind of sintering machine Two-way Cycle cooling unit and cooling device |
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