CN113028375A - Atomization heat exchange device and system - Google Patents
Atomization heat exchange device and system Download PDFInfo
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- CN113028375A CN113028375A CN202110307721.7A CN202110307721A CN113028375A CN 113028375 A CN113028375 A CN 113028375A CN 202110307721 A CN202110307721 A CN 202110307721A CN 113028375 A CN113028375 A CN 113028375A
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- heat exchange
- cross beam
- coke oven
- atomization
- tube
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B1/00—Methods of steam generation characterised by form of heating method
- F22B1/02—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers
- F22B1/18—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being a hot gas, e.g. waste gas such as exhaust gas of internal-combustion engines
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B27/00—Arrangements for withdrawal of the distillation gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/26—Steam-separating arrangements
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Sustainable Energy (AREA)
- Sustainable Development (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses an atomization heat exchange device and system, wherein the atomization heat exchange device comprises a cross beam and a heat exchange tube fixed at one end of the cross beam, a wire mesh demister is arranged in the heat exchange tube, the cross beam is provided with a water distribution tube inserted into the heat exchange tube and penetrating through the wire mesh demister, the tail end of the water distribution tube is provided with a nozzle, the cross beam is also provided with a steam outlet communicated with the heat exchange tube, the cross beam is assembled in a U-shaped clamping groove arranged at a cover opening of a coke oven ascending tube, and the upper surface of the cross beam is flush with the cover opening of the coke oven ascending tube so as to realize fixation between the coke oven ascending tube and a coke oven cover assembled at the cover opening of the coke oven ascending. The atomization heat exchange device has the characteristics of easiness in manufacturing, simplicity in disassembly and assembly, no deformation of the cantilever end and good heat exchange effect.
Description
Technical Field
The invention relates to the technical field of coking and coalification, in particular to an atomization heat exchange device. Still relate to an atomizing heat transfer device system.
Background
In the fields of coking of iron and steel enterprises and coal chemical equipment, a sensible heat recovery monomer device is required to be utilized to effectively recover the waste heat of the raw gas of a coke oven, so that the energy-saving level of the coke oven is improved.
In the coking process of the coke oven, the temperature of the raw coke oven gas in the ascending pipe of the coke oven is as high as 650-850 ℃, and a large amount of sensible heat is contained. In the actual production, a coke oven crude gas sensible heat recovery device is additionally arranged to ensure the equipment safety and the smooth process. The existing devices have the forms of jacketed, coiled and atomized heat exchangers. The jacket type and coil type have the problems of low heat exchange efficiency, large volume, large material consumption, high price and inconvenient replacement; the existing atomization heat exchanger has the problems of high processing and manufacturing difficulty, difficulty in field assembly and disassembly, large bending deformation of a cantilever end and the like.
Therefore, how to provide an atomization heat exchange device which is easy to manufacture, simple to assemble and disassemble, free from deformation of the cantilever end and good in heat exchange effect is a technical problem which needs to be solved urgently by the technical personnel in the field.
Disclosure of Invention
The invention aims to provide an atomization heat exchange device which has the characteristics of easiness in manufacturing, simplicity in disassembly and assembly, no deformation of a cantilever end and good heat exchange effect. Another object of the present invention is to provide an atomization heat exchange system.
In order to achieve the purpose, the invention provides an atomization heat exchange device which comprises a cross beam and a heat exchange tube fixed at one end of the cross beam, wherein a wire mesh demister is arranged in the heat exchange tube, the cross beam is provided with a water distribution tube inserted into the heat exchange tube and penetrating through the wire mesh demister, the tail end of the water distribution tube is provided with a nozzle, the cross beam is also provided with a steam outlet communicated with the heat exchange tube, the cross beam is used for being assembled in a U-shaped clamping groove arranged at a cover opening of a coke oven ascending tube, and the upper surface of the cross beam is used for being flush with the cover opening of the coke oven ascending tube so as to be fixed between the coke oven ascending tube and a coke oven cover assembled at the.
Preferably, the bottom side of the U-shaped slot is provided with a locking screw which is inserted and then used for fastening the atomization heat exchange device.
Preferably, two ends of the cross beam are provided with T-shaped grooves for connecting and hoisting T-shaped bolts.
Preferably, the ends of the heat exchange tubes are spherical.
Preferably, the material of the cross beam is heat-resistant stainless steel.
The invention also provides an atomization heat exchange system which comprises a plurality of atomization heat exchange devices according to any one of the above items, wherein the plurality of atomization heat exchange devices are arranged along the circumferential direction of the cover opening of the ascending pipe of the coke oven.
Compared with the prior art, the atomization heat exchange device provided by the invention comprises a cross beam and a heat exchange tube fixed at one end of the cross beam, wherein a wire mesh demister is arranged in the heat exchange tube, the cross beam is provided with a water distribution tube, the water distribution tube is inserted into the heat exchange tube and penetrates through the wire mesh demister, the tail end of the water distribution tube is provided with a nozzle, the cross beam is also provided with a steam outlet, and the steam outlet is communicated with the heat exchange tube; before the atomizing heat exchange device is used, a U-shaped clamping groove is formed in the cover opening of a coke oven ascending pipe, a cross beam of the atomizing heat exchange device is assembled in the U-shaped clamping groove, the upper surface of the cross beam is flush with the cover opening of the coke oven ascending pipe, the original coke oven cover is assembled with the cover opening of the coke oven ascending pipe, the cross beam is further fixed in the U-shaped clamping groove, and the cross beam plays a role in connecting and supporting other components of the atomizing heat exchange device; when the device is used, water is injected through the water distribution pipe, flows to the nozzle and is atomized and sprayed out, the sprayed atomized matter exchanges heat with coal gas in the ascending pipe of the coke oven through the heat exchange pipe, becomes saturated steam after high-temperature heat exchange, passes through the wire mesh demister to remove foams, is guided out through the steam outlet and can be further stored; the atomization heat exchange device is simple in structure, easy to manufacture and simple to assemble and disassemble; the steam does not return, the flow resistance is small, and the heat exchange effect is good; the beam has good rigidity, and the cantilever end does not deform.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic installation diagram of an atomization heat exchange device provided in an embodiment of the present invention;
FIG. 2 is an enlarged partial schematic view of the installation of the atomization heat exchange device of FIG. 1;
FIG. 3 is a top view of FIG. 1;
fig. 4 is a schematic view a-a of fig. 3.
Wherein:
1-coke oven ascending pipe, 2-atomization heat exchange device, 3-U-shaped clamping groove, 4-T-shaped groove, 5-beam, 6-water distribution pipe, 7-water inlet, 8-steam outlet, 9-locking screw, 10-wire mesh demister, 11-nozzle and 12-heat exchange pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order that those skilled in the art will better understand the disclosure, the invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 4, fig. 1 is a schematic view illustrating an installation of an atomization heat exchange device according to an embodiment of the present invention, fig. 2 is a schematic view illustrating a portion of the installation of the atomization heat exchange device in fig. 1 in an enlarged manner, fig. 3 is a top view of fig. 1, and fig. 4 is a schematic view illustrating a-a of fig. 3.
In a first specific embodiment, the atomization heat exchange device 2 provided by the invention comprises a cross beam 5 and a heat exchange tube 12 fixed at one end of the cross beam 5, a wire mesh demister 10 is arranged in the heat exchange tube 12, the cross beam 5 is provided with a water distribution tube 6, the water distribution tube 6 is inserted into the heat exchange tube 12 and penetrates through the wire mesh demister 10, a nozzle 11 is arranged at the tail end of the water distribution tube 6, the cross beam 5 is further provided with a steam outlet 8, and the steam outlet 8 is communicated with the heat exchange tube 12.
Before use, the atomization heat exchange device 2 is assembled at the cover opening position of the coke oven ascending pipe 1, a U-shaped clamping groove 3 is arranged at the cover opening position of the coke oven ascending pipe 1, the upper surface of the U-shaped clamping groove 3 is flush with the upper surface of the cover opening of the coke oven ascending pipe 1, and then the cross beam 5 is assembled in the U-shaped clamping groove 3; it should be noted that, in the present technical solution, the original assembly relationship between the coke oven ascension pipe 1 and the oven cover of the coke oven is not changed, that is, the original oven cover of the coke oven is assembled to the cover opening of the coke oven ascension pipe 1, in this embodiment, the cross beam 5 is positioned by using the U-shaped slot 3 arranged at the cover opening of the coke oven ascension pipe 1, and then the fixing of the cross beam 5 is realized by using the assembly relationship between the cover opening of the coke oven ascension pipe 1 and the oven cover of the coke oven.
In the embodiment, the cross beam 5 plays a role of connecting and supporting other components of the atomization heat exchange device 2; when the device is used, water is injected through the water distribution pipe 6, pressure water flows to the nozzle 11 to be atomized and sprayed out, the sprayed atomized matters exchange heat with coal gas in the ascending pipe 1 of the coke oven through the heat exchange pipe 12, the high-temperature heat exchange is carried out to form saturated steam, and the saturated steam passing through the wire mesh demister 10 is led out of the rear cross beam 5 through the steam outlet 8 and can be further stored; the atomization heat exchange device 2 is simple in structure, easy to manufacture and simple to assemble and disassemble; the steam does not return, the flow resistance is small, and the heat exchange effect is good; the beam 5 has good rigidity and the cantilever end does not deform.
More specifically, the wire mesh demister 10 is positioned in the middle of the heat exchange tube 12 and plays a role in removing foam in the mist; the heat exchange tube 12 is positioned at one end of the cross beam 5, and the other end of the cross beam 5 is provided with a water inlet 7 directly connected with the water distribution tube 6; the steam outlet 8 penetrates through the inside of the cross beam 5, one end of the steam outlet 8 is communicated with the heat exchange tube 12 through one end of the cross beam 5, and the other end of the steam outlet 8 is led out to lower-level equipment, namely other steam collecting equipment, through the other end of the cross beam 5; the nozzle 11 is an atomizing nozzle and sprays the water flowing out of the water distribution pipe 6 into an atomized substance; the cross beam 5 has a rectangular cross section and has high bending rigidity.
Wherein, the pressure water (more than 2.0MPa) is atomized by a nozzle 11 through a water inlet 7 and a water distribution pipe 6, and the lower end of a heat exchange pipe 12 is a bulb which is a heat exchange medium between the coke oven crude gas and the fog; the mist becomes saturated steam (with a pressure of about 2.5MP) after high-temperature heat exchange, and is led out to lower-level equipment for storage through a steam outlet 8 in the cross beam 5.
On the basis, the bottom side of the U-shaped clamping groove 3 is provided with a locking screw 9 which is inserted and then used for fastening the atomization heat exchange device 2, and after the atomization heat exchange device 2 is installed and aligned, the locking screw 9 is used for fastening; before the lifting atomization heat exchange device 2 is dismounted, the locking screw 9 is further screwed, so that the locking screw can be loosened to facilitate lifting.
In addition, two ends of the cross beam 5 are provided with T-shaped grooves 4 for connecting and hoisting T-shaped bolts; when the cross beam 5 is installed in a hoisting mode, the T-shaped bolt is clamped into the T-shaped groove 4 to vertically hoist the cross beam 5 in and out, and the maintenance is convenient.
Illustratively, the ends of the heat exchange tubes 12 are spherical; the lower end of the heat exchange tube 12 is a bulb which is a heat exchange medium between the coke oven crude gas and the fog, and the spherical structural form has larger heat exchange area and higher heat exchange efficiency.
In this embodiment, the cross beam 5 is made of heat-resistant stainless steel; the beam 5 is made of 310S or other heat-resistant stainless steel, has good high-temperature mechanical strength, and is internally provided with two circulation channels of water and steam.
The invention also provides an atomization heat exchange system which comprises the atomization heat exchange devices 2, wherein the number of the atomization heat exchange devices 2 is multiple, the atomization heat exchange system is provided with a plurality of atomization heat exchange devices 2 aiming at a single coke oven ascending pipe 1, the atomization heat exchange devices 2 are arranged along the circumferential direction of the cover opening of the coke oven ascending pipe 1, and the atomization heat exchange devices 2 are supported by the U-shaped clamping grooves 3; besides, the whole beneficial effects of the atomization heat exchange device 2 are achieved, and the description is omitted here.
Exemplarily, as shown in fig. 1, a coke oven riser 1 is provided with two atomization heat exchange devices 2, and the coke oven riser 1 is symmetrically provided with two U-shaped clamping grooves 3 for respectively supporting the atomization heat exchange devices 2; after the beam 5 is assembled in the U-shaped clamping groove 3 and before the coke oven cover is assembled, lime slurry can be coated on the periphery of the beam 5 for sealing a matching surface to prevent raw coke oven gas from leaking, and lime is easy to remove after the lime slurry is used.
It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.
The atomization heat exchange device and the atomization heat exchange system provided by the invention are described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (6)
1. The atomization heat exchange device (2) is characterized by comprising a cross beam (5) and a heat exchange tube (12) fixed at one end of the cross beam (5), wherein a wire mesh demister (10) is arranged in the heat exchange tube (12), the cross beam (5) is provided with a water distribution tube (6) inserted into the heat exchange tube (12) and penetrating through the wire mesh demister (10), a nozzle (11) is arranged at the tail end of the water distribution tube (6), the cross beam (5) is further provided with a steam outlet (8) communicated with the heat exchange tube (12), the cross beam (5) is used for being assembled in a U-shaped clamping groove (3) arranged at a cover opening of a coke oven riser (1), and the upper surface of the cross beam (5) is used for being flush with the cover opening of the coke oven riser (1) so as to realize fixation of the coke oven riser (1) and assembly between a coke oven cover of the coke oven riser (1).
2. The atomization heat exchange device (2) of claim 1, wherein a locking screw (9) which is inserted to fasten the atomization heat exchange device (2) is arranged at the bottom side of the U-shaped clamping groove (3).
3. The atomization heat exchange device (2) of claim 1, wherein two ends of the cross beam (5) are provided with T-shaped grooves (4) for T-shaped bolt connection and hoisting.
4. The atomization heat exchange device (2) of claim 1, wherein the heat exchange tube (12) terminates spherically.
5. The atomization heat exchange device (2) of claim 1, wherein the cross beam (5) is made of heat-resistant stainless steel.
6. An atomization heat exchange system comprising the atomization heat exchange device (2) as claimed in any one of claims 1 to 5, characterized in that the number of the atomization heat exchange devices (2) is plural, and the plural atomization heat exchange devices (2) are arranged along the circumferential direction of the cover opening of the coke oven riser (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110307721.7A CN113028375B (en) | 2021-03-23 | 2021-03-23 | Atomizing heat transfer device and system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110307721.7A CN113028375B (en) | 2021-03-23 | 2021-03-23 | Atomizing heat transfer device and system |
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| CN113028375A true CN113028375A (en) | 2021-06-25 |
| CN113028375B CN113028375B (en) | 2022-07-29 |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3526477A1 (en) * | 1985-07-24 | 1987-02-05 | Gea Luftkuehler Happel Gmbh | Coke battery |
| CN104059676A (en) * | 2014-07-02 | 2014-09-24 | 唐山市宝凯科技有限公司 | Ascending pipe waste heat insertion-type temperature control thermal expansion decoking heat pipe guiding-out method and device |
| CN204730162U (en) * | 2015-06-10 | 2015-10-28 | 泉州一露机械科技有限公司 | The uniform waste heat boiler of heat exchange |
| CN105238420A (en) * | 2015-11-05 | 2016-01-13 | 攀钢集团攀枝花钢钒有限公司 | Coke oven riser tube replacement apparatus and coke oven riser tube replacement method |
| CN205077003U (en) * | 2015-04-27 | 2016-03-09 | 北京市中科天一环境技术有限公司 | A heat reclamation device for coke oven tedge raw coke oven gas |
| CN107446595A (en) * | 2016-05-31 | 2017-12-08 | 宝山钢铁股份有限公司 | A kind of method of full stove integral replacing coke oven coke oven uprising tube |
| 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 |
| CN110499169A (en) * | 2019-09-26 | 2019-11-26 | 攀钢集团攀枝花钢铁研究院有限公司 | Heat recovering device |
| CN111120987A (en) * | 2020-02-24 | 2020-05-08 | 唐山市宝凯科技有限公司 | Plug-in type raw coke oven gas waste heat recovery device and method and application in benzene removal and ammonia distillation process |
-
2021
- 2021-03-23 CN CN202110307721.7A patent/CN113028375B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3526477A1 (en) * | 1985-07-24 | 1987-02-05 | Gea Luftkuehler Happel Gmbh | Coke battery |
| CN104059676A (en) * | 2014-07-02 | 2014-09-24 | 唐山市宝凯科技有限公司 | Ascending pipe waste heat insertion-type temperature control thermal expansion decoking heat pipe guiding-out method and device |
| CN205077003U (en) * | 2015-04-27 | 2016-03-09 | 北京市中科天一环境技术有限公司 | A heat reclamation device for coke oven tedge raw coke oven gas |
| CN204730162U (en) * | 2015-06-10 | 2015-10-28 | 泉州一露机械科技有限公司 | The uniform waste heat boiler of heat exchange |
| CN105238420A (en) * | 2015-11-05 | 2016-01-13 | 攀钢集团攀枝花钢钒有限公司 | Coke oven riser tube replacement apparatus and coke oven riser tube replacement method |
| CN107446595A (en) * | 2016-05-31 | 2017-12-08 | 宝山钢铁股份有限公司 | A kind of method of full stove integral replacing coke oven coke oven uprising tube |
| 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 |
| CN110499169A (en) * | 2019-09-26 | 2019-11-26 | 攀钢集团攀枝花钢铁研究院有限公司 | Heat recovering device |
| CN111120987A (en) * | 2020-02-24 | 2020-05-08 | 唐山市宝凯科技有限公司 | Plug-in type raw coke oven gas waste heat recovery device and method and application in benzene removal and ammonia distillation process |
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| CN113028375B (en) | 2022-07-29 |
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