CN108800960A - Flue gas cooling flue - Google Patents
Flue gas cooling flue Download PDFInfo
- Publication number
- CN108800960A CN108800960A CN201810694402.4A CN201810694402A CN108800960A CN 108800960 A CN108800960 A CN 108800960A CN 201810694402 A CN201810694402 A CN 201810694402A CN 108800960 A CN108800960 A CN 108800960A
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- China
- Prior art keywords
- water
- flue gas
- flue
- gas cooling
- inlet
- Prior art date
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- Granted
Links
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 66
- 239000003546 flue gas Substances 0.000 title claims abstract description 66
- 238000001816 cooling Methods 0.000 title claims abstract description 60
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 146
- 238000009434 installation Methods 0.000 claims abstract description 29
- 238000007789 sealing Methods 0.000 claims abstract description 14
- 239000010425 asbestos Substances 0.000 claims description 4
- 229910052895 riebeckite Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 11
- 238000005299 abrasion Methods 0.000 abstract description 5
- 206010022000 influenza Diseases 0.000 abstract description 4
- 239000000498 cooling water Substances 0.000 description 27
- 238000010586 diagram Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000003491 array Methods 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Classifications
-
- 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
-
- 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
- F27D17/001—Extraction of waste gases, collection of fumes and hoods used therefor
-
- 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
- F27D17/008—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases cleaning gases
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The present invention provides a kind of flue gas cooling flues, it includes at least two water supply installations for setting gradually and can be removably mounted the pipeline section of connection and capable of being sheathed on each pipeline section, the tube wall of pipeline section is made of more compact arranged heat exchanger tubes, water supply installation includes at least the water-inlet header being connected to the sealing of the first end of each heat exchanger tube and goes out water manifold with what the sealing of the second end of each heat exchanger tube was connected to, water-inlet header is equipped at least one water inlet, goes out water manifold and is equipped at least one water outlet.Flue gas cooling flue provided by the invention, by the way that the pipeline for being used to be connected to electric furnace and expansion chamber is divided into multiple pipeline sections, and it is arranged water supply installation on each pipeline section, water supply installation forms independent water cycle on pipeline section, cooling effect is improved, efficiently solves because abrasion and cooling effect are bad, flue is caused to generate deformation, the problem of influencing service life, to ensure that the service life of flue gas cooling flue.
Description
Technical field
The present invention relates to electric furnace flue gas heat recovery technology field, more particularly to a kind of flue gas cooling flue.
Background technology
Currently, having become mainstream using waste heat recovery to flue gas of electric furnace.After electric furnace flue gas is drawn by four holes, pass through
Flue gas is introduced expansion chamber by bend pipe flue.Bend pipe flue generally uses whole one section, and steam/water circulating mostly uses forced circulation.
Since operating mode is very severe at bend pipe flue entrance, and flue gas flow rate and smoke temperature are very high, cause bend pipe flue usually because abrasion and it is cold
But effect is bad and generate deformation, has a greatly reduced quality so as to cause service life.
Invention content
The object of the present invention is to provide a kind of flue gas cooling flues that can improve flue service life.
In order to achieve the above objectives, the present invention provides a kind of flue gas cooling flues comprising at least two set gradually
And the water supply installation that can be removably mounted the pipeline section of connection and can be sheathed on each pipeline section, the tube wall of the pipeline section are tight by more
The heat exchanger tube of solid matter row is constituted, and the water supply installation includes at least the water inlet being connected to the sealing of the first end of each heat exchanger tube and joins
Case and what is be connected to the sealing of the second end of each heat exchanger tube go out water manifold, the water-inlet header equipped with it is at least one into
The mouth of a river, it is described go out water manifold be equipped at least one water outlet.
Flue gas cooling flue as described above, wherein the water supply installation further includes matching water manifold, the water inlet
It is connected with connection short tube, it is described to be connected with the water-inlet header by the connection short tube with water manifold.
Flue gas cooling flue as described above, wherein multiple water inlets are equipped at intervals on the water-inlet header.
Flue gas cooling flue as described above, wherein multiple water inlets are arranged at equal intervals.
Flue gas cooling flue as described above, wherein it is described match be connected with an at least water inlet pipe on water manifold, it is described
Water outlet is connected with outlet pipe.
Flue gas cooling flue as described above, wherein the heat exchanger tube include the inlet segment set gradually, restriction portion and
Heat exchanging segment, the internal diameter of the inlet segment are less than the internal diameter of the heat exchanging segment, and the restriction portion is changed by the inlet segment described in
Hot arc is in expanding shape, and the sealing of the inlet segment and the water-inlet header be connected to, the heat exchanging segment with it is described go out water manifold seal company
It is logical.
Flue gas cooling flue as described above, wherein be set on the pipeline section of end and be arranged with for connecting electricity
The movable sliding sleeve of stove.
Flue gas cooling flue as described above, wherein flue gas cooling flue includes two pipeline sections, two institutes
It states and goes out water manifold described in two be arranged on pipeline section and be disposed adjacent, and two pipeline sections are connected by going out water manifold described in two.
Flue gas cooling flue as described above, wherein it is described go out water manifold equipped with connecting flange, two water outlets join
Case is connected by two connecting flanges.
Flue gas cooling flue as described above, wherein asbestos cord or gold are equipped at the interface of two connecting flanges
Belong to cladding gasket.
Compared with prior art, advantages of the present invention is as follows：
Flue gas cooling flue provided by the invention, by the way that the pipeline for being used to be connected to electric furnace and expansion chamber is divided into multiple pipes
Section, and water supply installation is arranged on each pipeline section, water supply installation forms independent water cycle on pipeline section, improves cooling effect,
It efficiently solves because abrasion and cooling effect are bad, the problem of causing flue to generate deformation, influence service life, to ensure that
The service life of flue gas cooling flue；
Flue gas cooling flue provided by the invention, each pipeline section can be removably mounted by the connecting flange being arranged on going out water manifold
Connection, be easy to the dismounting and maintenance of water supply installation so that flue gas cooling flue dismounting and safeguard become simple and convenient；
Flue gas cooling flue provided by the invention, by the way that restriction portion is arranged in heat exchanger tube so that in water-inlet header
Cooling water can form uniform flow and flow into each heat exchanger tube.
Flue gas cooling flue provided by the invention, by connecting outlet pipe in water outlet so that the high-temperature water of formation
It can easily enter in drum or flash tank with output steam.
Description of the drawings
The following drawings are only intended to schematically illustrate and explain the present invention, not delimit the scope of the invention.Wherein：
Fig. 1 is the structural schematic diagram of the flue gas cooling flue of the present invention；
The structural schematic diagram that Fig. 2 is water-inlet header in water supply installation, is connected with each heat exchanger tube with water manifold；
Fig. 3 is the schematic cross-sectional view that heat exchanger tube is connect with water-inlet header in Fig. 2；
Fig. 4 is the structural schematic diagram for going out water manifold in water supply installation and being connect with each heat exchanger tube；
Fig. 5 is heat exchanger tube and the schematic cross-sectional view for going out water manifold and connecting in Fig. 4.
Drawing reference numeral explanation：
1, pipeline section；11, heat exchanger tube；111, inlet segment；112, restriction portion；113, heat exchanging segment；2, water supply installation；21, it intakes
Header；22, go out water manifold；221, outlet pipe；222, connecting flange；23, match water manifold；231, water inlet pipe；24, short tube is connected；
3, movable sliding sleeve；4, expansion chamber.
Specific implementation mode
In order to have clearer understanding to technical scheme of the present invention, purpose and effect, in conjunction with the description of the drawings present invention
Specific implementation mode.
As shown in Figure 1, the present invention provides a kind of flue gas cooling flues comprising at least two set gradually and can tear open
The pipeline section 1 that load connects and the water supply installation 2 that can be sheathed on each pipeline section 1, the tube wall of pipeline section 1 compact arranged are changed by more
Heat pipe 11 is constituted, and each pipeline section 1 is in turn connected to form the pipeline for the flue gas that circulates, and the both ends of pipeline can be respectively with electric furnace (in figure
It is not shown) it is connected to the sealing of expansion chamber 4, in use, the pipeline section 1 of different number can be used to be sequentially connected with group according to actual needs
At the pipeline of different length；Water supply installation 2 include at least the water-inlet header 21 being connected to the sealing of the first end of each heat exchanger tube 11, with
And go out water manifold 22 with what the sealing of the second end of each heat exchanger tube 11 was connected to, since 11 close-packed arrays of multiple heat exchanger tubes form annular shape
Tube wall, it is preferred that water-inlet header 21 and go out water manifold 22 be in the ring-type concentric with tube wall, in order to be sheathed on pipeline section 1, into
Water manifold 21 is equipped at least one water inlet (not shown), goes out water manifold 22 and is equipped at least one water outlet (in figure
It is not shown), cooling steam enters water-inlet header 21 via water inlet, is flowed into each heat exchanger tube 11 by water-inlet header 21, each
Water manifold 22 is flowed into out in heat exchanger tube 11 after heat exchange, and is discharged via the water outlet for going out water manifold 22, to the shape on each pipeline section 1
It is recycled at independent water.
When in use, cooling water is passed through into water inlet, cooling water enters water-inlet header 21 and flowed by water-inlet header 21
Enter in each heat exchanger tube 11, heat exchanger tube 11 in a manner of radiation heat transfer by the heat transfer of flue gas in pipeline section 1 to cooling water, to reduce
The heat of flue gas in pipeline section 1, the cooling water for absorbing flue gas heat form high-temperature water, and high-temperature water converges into out water manifold 22, and passes through
It is discharged by going out water manifold 22, the high-temperature water of discharge can enter output steam in drum or flash tank；
, can be by continuing to water inlet through cooling water during flue gas is by pipeline section 1, flue gas is changed in realization
Heat, it is of course also possible to use the mode of Vaporizing cooling cools down flue gas.
Flue gas cooling flue provided by the invention, it is multiple by the way that the pipeline for being used to be connected to electric furnace and expansion chamber 4 to be divided into
Pipeline section 1, and water supply installation 2 is arranged on each pipeline section 1, water supply installation 2 forms independent water cycle on pipeline section 1, improves cold
But effect is efficiently solved because abrasion and cooling effect are bad, the problem of causing flue to generate deformation, influence service life, from
And ensure that the service life of flue gas cooling flue, and the connection that each pipeline section 1 can be removably mounted, be easy to water supply installation 2 dismounting and
It safeguards, so that the dismounting of flue gas cooling flue and maintenance become simple and convenient.
In a kind of preferred embodiment of the present invention, as shown in Fig. 2, cold for the ease of being passed through into water-inlet header 21
But water, water supply installation 2 further include matching water manifold 23, and water inlet is connected with connection short tube 24, short by connecting with water manifold 23
Pipe 24 is connected with water-inlet header 21, that is, the one end for connecting short tube 24 is stretched into in water manifold 23, and the other end of short tube 24 is connected
It is connected to the inlet seal of water-inlet header 21, cooling water can be temporarily stored in in water manifold 23, in use, cooling water passes through
It connects short tube 24 to inject in water-inlet header 21, to avoid directly by cooling water by water-inlet header 21, cooling water is caused only to circulate
The case where part heat exchanger tube 11, occurs.
Further, multiple water inlet (not shown)s are equipped at intervals on water-inlet header 21, that is to say, that along with water manifold
23 are circumferentially with more spaced connection short tubes 24, it is preferred that with water manifold 23 are in mutually to be fitted with 21 shape of water-inlet header
The ring-type matched is set to water-inlet header 21 far from the side for going out water manifold 22, such structure so that water distribution joins with water manifold 23
Cooling water in case 23 substantially uniform can enter water-inlet header 21, and to ensure that, homomergic flow enters cooling in each heat exchanger tube 11
Water.
Further, multiple water inlets are arranged at equal intervals, i.e., more connection short tubes 24 are arranged at equal intervals, this setup,
Each connection short tube 24 can be made more uniform to the supporting force with water manifold 23, be passed through with water manifold 23 to ensure that
Stability after cooling water, and can ensure that and can uniformly flow into water-inlet header 21 with the cooling water in water manifold 23, to really
It has protected homomergic flow in each heat exchanger tube 11 and has entered a certain amount of cooling water.
Further, for the ease of being passed through cooling water into water supply installation 2, while convenient for the discharge of high-temperature water, such as Fig. 2, figure
3, shown in Fig. 4 and Fig. 5, it is connected at least a water inlet pipe 231, water outlet on water manifold 23 and is connected with outlet pipe 221,
Cooling water is entered by water inlet pipe 231 and matches water manifold 23, and water inlet pipe 231 can be connected with cold water source, so as to water manifold
The operation of injection cooling water becomes simple and convenient in 23, and the high-temperature water formed after heat exchange is discharged by outlet pipe 221, outlet pipe
221 can be connected with drum or flash tank, so that generating the simple to operate of steam using high-temperature water.
In one embodiment of the invention, as shown in figure 3, heat exchanger tube 11 includes time inlet segment 111 of setting, throttling
Section 112 and heat exchanging segment 113, the internal diameter of inlet segment 111 is less than the internal diameter of heat exchanging segment 113, and the length of heat exchanging segment 113 is more than water inlet
The length of section 111, the length of heat exchanging segment 113 is also greater than the length of restriction portion 112, and restriction portion 112 is by inlet segment 111 towards heat exchange
Section 113 is in expanding shape, and inlet segment 111 is connected to the sealing of water-inlet header 21, and heat exchanging segment 113 is connected to the sealing of water manifold 22 is gone out, and is saved
Flow the setting of section 112 so that the cooling water in water-inlet header 21 could can only be flowed by restriction portion 112 under a certain pressure to be changed
Hot arc 113, the cooling water avoided into water-inlet header 21 flows directly into neighbouring heat exchanger tube 11, so that water-inlet header
Cooling water in 21 can form uniform flow and flow into each heat exchanger tube 11.
In one embodiment of the invention, it is arranged with as shown in Figure 1, being set on the pipeline section 1 of end for connecting
The movable sliding sleeve 3 of electric furnace, movable sliding sleeve 3 can easily connect pipeline section 1 with electric furnace, so that the flue gas that electric furnace generates passes through pipe
Entering expansion chamber 4 after 1 cooling of section, wherein movable sliding sleeve 3 can be the prior art along the axial movement of the pipeline section 1, movable sliding sleeve 3,
Therefore, the specific connection type between the concrete structure of movable sliding sleeve 3 and movable sliding sleeve 3 and electric furnace, details are not described herein.
In one embodiment of the invention, as shown in Figure 1, flue gas cooling flue includes two pipeline sections 1, two pipeline sections
The scene 2 water manifold 22 being arranged on 1 is disposed adjacent, and two pipeline sections 1 are connected by scene 2 water manifold 22, i.e., two water supply installations 2 are along two
It is symmetrical arranged at the docking of pipeline section 1, in this way, the device convenient for storage cooling water is passed through cooling water into two water supply installations 2 simultaneously,
Also allow for recycling the high-temperature water of two water supply installations 2 discharge simultaneously.
Further, as shown in Figure 1, going out water manifold 22 is equipped with connecting flange 222, scene 2 water manifold 22 passes through connecting flange
222 connect, specifically, connecting flange 222 is equipped with connecting hole, the through-hole being correspondingly arranged on two connecting flanges is passed through by bolt
It being screwed on bolt, scene 2 water manifold connects, so that two pipeline sections connect and are connected to, the setting of connecting flange 222 so that two pipes
Disassembling operations between section 1 are simple and convenient.
Certainly, the connection that each pipeline section 1 can also can be removably mounted by other means, such as：Connecting flange is set to each pipeline section
On either connecting flange is by buckling the connection etc. that can be removably mounted by screw thread with the mating connection of card slot or pipeline section, herein not
It repeats again.
Further, it in order to ensure the sealing performance connected between each pipeline section 1, is equipped at the interface of two connecting flanges 222
Asbestos cord or metal jacketed gasket, it is close by being carried out at the interface of two connecting flange 222 of asbestos cord or metal jacketed gasket pair
Envelope effectively prevents the problem of flue gas is revealed.
The course of work of flue gas cooling flue provided by the invention is illustrated below in conjunction with the accompanying drawings：
By taking two pipeline sections 1 in embodiment shown in FIG. 1 connect the pipeline to be formed as an example, when in use, according to actually making
The distance between electric furnace and expansion chamber 4 choose the pipeline section for being suitble to length, and each pipeline section 1 is being gone out water manifold 22 by setting
On connecting flange 222 connect into the pipeline of internal connection, one end of pipeline is sealed by movable sliding sleeve 3 and electric furnace and is connected to,
The other end of pipeline is connected to the sealing of expansion chamber 4, then, cooling water is passed through into water manifold 23 by water inlet pipe 231, cooling
Water enters water-inlet header 21 by the multiple connection short tubes 24 being arranged at equal intervals, and under the effect of the restriction portion of heat exchanger tube 11 112
It uniformly flows into each heat exchanger tube 11, heat exchanger tube 11 is in a manner of radiation heat transfer by the heat transfer of flue gas in pipeline section 1 to cooling
Water, to reduce the heat of flue gas in pipeline section 1, the cooling water for absorbing flue gas heat forms high-temperature water, and high-temperature water converges into water outlet connection
It in case 22, and is discharged via outlet pipe 221, the high-temperature water of discharge can enter output steam in drum or flash tank.
In conclusion flue gas cooling flue provided by the invention, by the pipeline that will be used to be connected to electric furnace and expansion chamber
It is divided into multiple pipeline sections, and is arranged water supply installation on each pipeline section, water supply installation forms independent water cycle on pipeline section, improves
Cooling effect is efficiently solved because abrasion and cooling effect are bad, the problem of causing flue to generate deformation, influence service life,
To ensure that the service life of flue gas cooling flue；
Flue gas cooling flue provided by the invention, each pipeline section can be removably mounted by the connecting flange being arranged on going out water manifold
Connection, be easy to the dismounting and maintenance of water supply installation so that flue gas cooling flue dismounting and safeguard become simple and convenient；
Flue gas cooling flue provided by the invention, by the way that restriction portion is arranged in heat exchanger tube so that in water-inlet header
Cooling water can form uniform flow and flow into each heat exchanger tube.
Flue gas cooling flue provided by the invention, by connecting outlet pipe in water outlet so that the high-temperature water of formation
Output steam in drum or flash tank can easily be entered.
The foregoing is merely the schematical specific implementation modes of the present invention, are not limited to the scope of the present invention.It is any
Those skilled in the art, made equivalent variations and modification under the premise of not departing from design and the principle of the present invention,
The scope of protection of the invention should be belonged to.And it should be noted that each component part of the present invention is not limited in above-mentioned entirety
Using one can be selected individually to use according to actual needs for each technical characteristic described in specification of the invention or selection is more
Item combines use, and therefore, the present invention covers in the nature of things related with this case inventive point other to be combined and specifically answer
With.
Claims (10)
1. a kind of flue gas cooling flue, which is characterized in that
The flue gas cooling flue includes at least two setting gradually and can be removably mounted the pipeline section of connection and can be sheathed on each institute
The water supply installation on pipeline section is stated, the tube wall of the pipeline section is made of more compact arranged heat exchanger tubes, and the water supply installation is at least
Include the water-inlet header being connected to the sealing of the first end of each heat exchanger tube and seals company with the second end of each heat exchanger tube
Logical to go out water manifold, the water-inlet header is equipped at least one water inlet, it is described go out water manifold be equipped at least one water outlet
Mouthful.
2. flue gas cooling flue according to claim 1, which is characterized in that
The water supply installation further includes matching water manifold, and the water inlet is connected with connection short tube, described to pass through institute with water manifold
Connection short tube is stated with the water-inlet header to be connected.
3. flue gas cooling flue according to claim 2, which is characterized in that
Multiple water inlets are equipped at intervals on the water-inlet header.
4. flue gas cooling flue according to claim 3, which is characterized in that
Multiple water inlets are arranged at equal intervals.
5. flue gas cooling flue according to claim 2, which is characterized in that
It is described to be connected with outlet pipe with being connected at least a water inlet pipe, the water outlet on water manifold.
6. flue gas cooling flue according to claim 1, which is characterized in that
The heat exchanger tube includes the inlet segment, restriction portion and heat exchanging segment set gradually, and the internal diameter of the inlet segment is less than described change
The internal diameter of hot arc, the restriction portion is by the inlet segment towards the heat exchanging segment in expanding shape, the inlet segment and the water inlet
Header sealing connection, the heat exchanging segment with it is described go out water manifold seal be connected to.
7. flue gas cooling flue according to claim 1, which is characterized in that
It is set to the movable sliding sleeve being arranged on the pipeline section of end for connecting electric furnace.
8. flue gas cooling flue according to any one of claim 1 to 7, which is characterized in that
The flue gas cooling includes two pipeline sections with flue, goes out that water manifold is adjacent to be set described in two be arranged on two pipeline sections
It sets, and two pipeline sections are connected by going out water manifold described in two.
9. flue gas cooling flue according to claim 8, which is characterized in that
It is described go out water manifold be equipped with connecting flange, water manifold is gone out described in two and is connected by two connecting flanges.
10. flue gas cooling flue according to claim 8, which is characterized in that
Asbestos cord or metal jacketed gasket are equipped at the interface of two connecting flanges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810694402.4A CN108800960B (en) | 2018-06-29 | 2018-06-29 | Flue for cooling flue gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810694402.4A CN108800960B (en) | 2018-06-29 | 2018-06-29 | Flue for cooling flue gas |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108800960A true CN108800960A (en) | 2018-11-13 |
| CN108800960B CN108800960B (en) | 2024-02-02 |
Family
ID=64072956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810694402.4A Active CN108800960B (en) | 2018-06-29 | 2018-06-29 | Flue for cooling flue gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108800960B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109777909A (en) * | 2019-03-05 | 2019-05-21 | 厦门正工机械科技有限公司 | A kind of converter flue reducer union |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201050944Y (en) * | 2007-05-30 | 2008-04-23 | 中冶京诚工程技术有限公司 | Residual heat recycling device for electric furnace smoke gas |
| CN101476015A (en) * | 2008-01-02 | 2009-07-08 | 中冶京诚工程技术有限公司 | AOD converter flue gas waste heat recovery apparatus |
| CN201582774U (en) * | 2009-12-25 | 2010-09-15 | 北京京诚科林环保科技有限公司 | Double-header type pipe exchanger and afterheat boiler thereof |
| CN103063048A (en) * | 2013-01-29 | 2013-04-24 | 北京世纪源博科技股份有限公司 | Horizontal evaporative cooling flue for steelmaking electric furnace |
| CN105043120A (en) * | 2015-08-24 | 2015-11-11 | 江苏联峰能源装备有限公司 | Cooling component of evaporation cooling flue of electric furnace |
| CN106090963A (en) * | 2016-07-29 | 2016-11-09 | 本钢板材股份有限公司 | A kind of cooling section of electric furnace gasification cooling flue |
| CN208476011U (en) * | 2018-06-29 | 2019-02-05 | 北京京诚科林环保科技有限公司 | The cooling flue of flue gas |
-
2018
- 2018-06-29 CN CN201810694402.4A patent/CN108800960B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201050944Y (en) * | 2007-05-30 | 2008-04-23 | 中冶京诚工程技术有限公司 | Residual heat recycling device for electric furnace smoke gas |
| CN101476015A (en) * | 2008-01-02 | 2009-07-08 | 中冶京诚工程技术有限公司 | AOD converter flue gas waste heat recovery apparatus |
| CN201582774U (en) * | 2009-12-25 | 2010-09-15 | 北京京诚科林环保科技有限公司 | Double-header type pipe exchanger and afterheat boiler thereof |
| CN103063048A (en) * | 2013-01-29 | 2013-04-24 | 北京世纪源博科技股份有限公司 | Horizontal evaporative cooling flue for steelmaking electric furnace |
| CN105043120A (en) * | 2015-08-24 | 2015-11-11 | 江苏联峰能源装备有限公司 | Cooling component of evaporation cooling flue of electric furnace |
| CN106090963A (en) * | 2016-07-29 | 2016-11-09 | 本钢板材股份有限公司 | A kind of cooling section of electric furnace gasification cooling flue |
| CN208476011U (en) * | 2018-06-29 | 2019-02-05 | 北京京诚科林环保科技有限公司 | The cooling flue of flue gas |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109777909A (en) * | 2019-03-05 | 2019-05-21 | 厦门正工机械科技有限公司 | A kind of converter flue reducer union |
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