CN209371811U - Raw coke over gas riser residual heat recovery device - Google Patents
Raw coke over gas riser residual heat recovery device Download PDFInfo
- Publication number
- CN209371811U CN209371811U CN201821938224.7U CN201821938224U CN209371811U CN 209371811 U CN209371811 U CN 209371811U CN 201821938224 U CN201821938224 U CN 201821938224U CN 209371811 U CN209371811 U CN 209371811U
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- China
- Prior art keywords
- steam generator
- heat recovery
- recovery device
- residual heat
- raw coke
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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
-
- 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
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a kind of raw coke over gas riser residual heat recovery device, outer tube and inner sleeve including coaxial arrangement, steam generator is formed between outer tube and inner sleeve, coal oven dithio-gas channel is formed in inner sleeve, outer sleeve bottom is provided with the water inlet pipe being connected to steam generator, water inlet pipe forms cyclic annular sparge pipe after entering steam generator, is provided with water fog applicator at the top of cyclic annular sparge pipe, is additionally provided with heat transmission fin in steam generator.Water injection in water inlet pipe is become mist-like using water fog applicator by the raw coke over gas riser residual heat recovery device of the utility model, and in conjunction with heat transmission fin, more preferably, and entire coal oven dithio-gas channel and evaporator rising passway all flow smoothly heat exchange effect.
Description
Technical field
The utility model relates to heat recovery technology field, in particular to a kind of raw coke over gas riser waste heat recycling dress
It sets.
Background technique
Coal oven dithio-gas leaves carbonization chamber mean temperature at 700 DEG C or so, carries 35% or so of coke oven heat.Directly
Not only coal oven dithio-gas pollutes environment for discharge, but also its huge heat energy carried is also wasted.Therefore, it generally requires to focus
Waste heat in furnace raw coke oven gas tedge carries out recycling and is conducive to.Waste heat recovery device in the prior art, in order to improve heat exchange
Efficiency, the steam generator to exchange heat are arranged inside tedge, not only stop the rising of coal oven dithio-gas, but also steam is sent out
Raw device is easy to be corroded, and influences service life；Also the steam generator of heat recovery apparatus of having a surplus is arranged in outside tedge,
But its heat transfer effect is bad, and steam generator is both configured to greatly the pipe-like of spiral, the steam rate of climb is slow.Existing skill
The water that the water inlet pipe of steam generator enters in art is purely liquid, also leverages heat transfer effect.
Therefore, it is necessary to improve to solve the above technical problems the prior art.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of raw coke over gas riser residual heat recovery device, it will
Water injection in steam generator water inlet pipe be it is mist-like, heat exchange efficiency is higher.It is realized in particular by following technical scheme:
The raw coke over gas riser residual heat recovery device of the utility model, outer tube and inner sleeve including coaxial arrangement
Pipe forms steam generator between outer tube and inner sleeve, coal oven dithio-gas channel, outer sleeve bottom setting are formed in inner sleeve
Cyclic annular sparge pipe, ring-type water spray tube top are formed after having the water inlet pipe being connected to steam generator, water inlet pipe to enter steam generator
Portion is provided with water fog applicator, is additionally provided with heat transmission fin in steam generator.
In optimal technical scheme, the heat transmission fin is in the radial distribution for connecting the outer tube and inner sleeve.
In optimal technical scheme, erosion shield is provided on the inner sleeve inside pipe wall.
In optimal technical scheme, the steam generator is divided into steam generator and lower steam generator two parts, on
The bottom of steam generator passes through the first gas-guide tube expanded outwardly with the top of lower steam generator and is connected to.
In optimal technical scheme, the bottom of the upper steam generator is provided with cyclic annular steam jet pipe, the top of cyclic annular air jet pipe
Portion is provided with steam spout.
In optimal technical scheme, the outer wall of the outer tube is provided with hollow insulation layer.
In optimal technical scheme, steam (vapor) outlet, upper steam generator and steaming are provided with above the upper steam generator
It is connected between vapor outlet by the second gas-guide tube expanded outwardly.
The utility model has the beneficial effects that the raw coke over gas riser residual heat recovery device of the utility model, using water
Water injection in water inlet pipe is become mist-like by mist spout, and in conjunction with heat transmission fin, more preferably, and entire coke oven is waste for heat exchange effect
Gas passage and evaporator rising passway all flow smoothly；Other beneficial effects of the utility model will combine to be implemented in detail below
Example is further detailed.
Detailed description of the invention
The utility model is further described with reference to the accompanying drawings and examples:
Fig. 1 is the positive structure diagram of the utility model；
Fig. 2 is cross-sectional view of the Fig. 1 along line A-A；
Fig. 3 is cross-sectional view of the Fig. 1 along line B-B；
Fig. 4 is cross-sectional view of the Fig. 1 along line C-C；
Fig. 5 is cross-sectional view of the Fig. 1 along line D-D.
Specific embodiment
It is as shown in the figure: the raw coke over gas riser residual heat recovery device in the present embodiment, the housing including coaxial arrangement
Pipe 13 and inner sleeve 14 form steam generator, form coal oven dithio-gas in inner sleeve 14 between outer tube 13 and inner sleeve 14
Channel 11,13 bottom of outer tube are provided with the water inlet pipe 1 being connected to steam generator, and water inlet pipe 1 enters shape after steam generator
Circlewise sparge pipe 2 are provided with water fog applicator 12 at the top of cyclic annular sparge pipe 2, heat transmission fin 16 are additionally provided in steam generator,
Heat transmission fin 16 can be using materials such as the good metals of heating conduction.
In the present embodiment, the heat transmission fin 16 is in the radial distribution for connecting the outer tube 13 and inner sleeve 14.It leads
Thermal effect is more preferable.
In the present embodiment, erosion shield 15 is provided on 14 inner wall of inner sleeve.Prevent inner sleeve by coke oven famine coal
Gas corrosion prolongs the service life.
In the present embodiment, the steam generator is divided into steam generator and lower steam generator two parts, upper steam
The bottom of generator passes through the first gas-guide tube 10 expanded outwardly with the top of lower steam generator and is connected to.In steam generator
Gas absorbs heat swelling volume and becomes larger, and the thermal stress that the gas-guide tube expanded outwardly reduces outer tube is concentrated, and prevents from bursting.
In the present embodiment, the bottom of the upper steam generator is provided with cyclic annular steam jet pipe 4, the top of cyclic annular air jet pipe 4
It is provided with steam spout 9.The water droplet injection that do not gasify on a small quantity in lower steam generator is steam shape, to guarantee heat transfer effect.
In the present embodiment, the outer wall of the outer tube 13 is provided with hollow insulation layer 8.Hollow insulating layer not only has guarantor
Temp effect prevents heat loss, allows heat to be absorbed by the water in steam generator with as much as possible, and for outer tube by
Thermal deformation provides deformation space, and is heated evenly, it is further prevented to burst.
In the present embodiment, steam (vapor) outlet 6 is provided with above the upper steam generator, upper steam generator goes out with steam
By the second gas-guide tube 7 connection expanded outwardly between mouth 6, certain inner sleeve top is additionally provided with coal oven dithio-gas outlet and (schemes
In do not indicate), specific structure is the prior art, and details are not described herein again.
Finally, it is stated that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng
The utility model is described in detail according to preferred embodiment, those skilled in the art should understand that, it can be to this
The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model
It encloses, should all cover in the scope of the claims of the utility model.
Claims (7)
1. a kind of raw coke over gas riser residual heat recovery device, it is characterised in that: outer tube and inner sleeve including coaxial arrangement
Pipe forms steam generator between outer tube and inner sleeve, coal oven dithio-gas channel, outer sleeve bottom setting are formed in inner sleeve
Cyclic annular sparge pipe, ring-type water spray tube top are formed after having the water inlet pipe being connected to steam generator, water inlet pipe to enter steam generator
Portion is provided with water fog applicator, is additionally provided with heat transmission fin in steam generator.
2. raw coke over gas riser residual heat recovery device according to claim 1, it is characterised in that: the heat transmission fin
In the radial distribution for connecting the outer tube and inner sleeve.
3. raw coke over gas riser residual heat recovery device according to claim 1, it is characterised in that: in the inner sleeve
Erosion shield is provided on wall.
4. raw coke over gas riser residual heat recovery device according to claim 1, it is characterised in that: the steam generation
Device is divided into steam generator and lower steam generator two parts, the top of the bottom of upper steam generator and lower steam generator
It is connected to by the first gas-guide tube expanded outwardly.
5. raw coke over gas riser residual heat recovery device according to claim 4, it is characterised in that: the upper steam hair
The bottom of raw device is provided with cyclic annular steam jet pipe, and steam spout is provided at the top of cyclic annular air jet pipe.
6. raw coke over gas riser residual heat recovery device described in -5 any claims, feature exist according to claim 1
In: the outer wall of the outer tube is provided with hollow insulation layer.
7. raw coke over gas riser residual heat recovery device according to claim 5, it is characterised in that: the upper steam hair
It is provided with steam (vapor) outlet above raw device, is connected between upper steam generator and steam (vapor) outlet by the second gas-guide tube expanded outwardly
It is logical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821938224.7U CN209371811U (en) | 2018-11-22 | 2018-11-22 | Raw coke over gas riser residual heat recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821938224.7U CN209371811U (en) | 2018-11-22 | 2018-11-22 | Raw coke over gas riser residual heat recovery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209371811U true CN209371811U (en) | 2019-09-10 |
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ID=67833547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821938224.7U Active CN209371811U (en) | 2018-11-22 | 2018-11-22 | Raw coke over gas riser residual heat recovery device |
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| Country | Link |
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| CN (1) | CN209371811U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110499170A (en) * | 2019-09-26 | 2019-11-26 | 攀钢集团攀枝花钢铁研究院有限公司 | Coal oven dithio-gas heat recovering device |
| CN110551510A (en) * | 2019-09-26 | 2019-12-10 | 攀钢集团攀枝花钢铁研究院有限公司 | Coke oven raw gas sensible heat exchange device and mounting structure |
-
2018
- 2018-11-22 CN CN201821938224.7U patent/CN209371811U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110499170A (en) * | 2019-09-26 | 2019-11-26 | 攀钢集团攀枝花钢铁研究院有限公司 | Coal oven dithio-gas heat recovering device |
| CN110551510A (en) * | 2019-09-26 | 2019-12-10 | 攀钢集团攀枝花钢铁研究院有限公司 | Coke oven raw gas sensible heat exchange device and mounting structure |
| CN110499170B (en) * | 2019-09-26 | 2021-05-14 | 攀钢集团攀枝花钢铁研究院有限公司 | Coke oven raw gas sensible heat recovery device |
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