CN216786065U - Flue gas recovery device with dust removal filtering structure for steelmaking converter - Google Patents
Flue gas recovery device with dust removal filtering structure for steelmaking converter Download PDFInfo
- Publication number
- CN216786065U CN216786065U CN202122852555.7U CN202122852555U CN216786065U CN 216786065 U CN216786065 U CN 216786065U CN 202122852555 U CN202122852555 U CN 202122852555U CN 216786065 U CN216786065 U CN 216786065U
- Authority
- CN
- China
- Prior art keywords
- gas
- tank
- dust removal
- fixedly connected
- flue gas
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model discloses a flue gas recovery device with a dust removal filtering structure for a steelmaking converter, which comprises an evaporation cooling flue, wherein one end of the evaporation cooling flue is fixedly connected with one side of an evaporation cooling tower through a pipeline, the upper surface of the evaporation cooling tower is fixedly connected with the upper end of a gas cooling tank through a pipeline, and one side of the gas cooling tank is fixedly connected with a gas storage tank and a waste gas discharge tank through pipelines respectively. This flue gas recovery unit with dust removal filtration for steelmaking converter, carry out water spray cooling to the high temperature flue gas that gets into the evaporative cooling tower through atomizer, the water smoke is heated by the flue gas and is evaporated, absorb the heat of flue gas in the vaporization process, reach the purpose of dust removal, the dust passes through the drain and discharges, improve dust removal filtration efficiency, detect through coal gas composition analyzer, automatic control cup-shaped valve fast switch over is adjusted and is discharged to gas holding vessel and exhaust emission jar, with retrieve converter coal gas as much as possible, and the efficiency of recovery is improved, and the resource utilization rate is improved, and is more environment-friendly.
Description
Technical Field
The utility model relates to the technical field of steelmaking converters, in particular to a flue gas recovery device with a dust removal filtering structure for a steelmaking converter.
Background
With the development of the steel-making industry, the steel-making process is gradually improved, and the corresponding dust removal technology is also continuously improved, however, the purification and recovery device for converter steel-making currently used in the market still has the following problems in the use process:
1. the traditional purification and recovery of converter steelmaking is mainly recovered by a coal gas wet purification and recovery system, however, the dust content of the treated coal gas is high, the coal gas can be used only by further evolution during use, and the working efficiency is low.
2. The traditional purification and recovery of converter steelmaking has the problem of secondary pollution, sewage needs to be treated, the workload is increased, and the resource recovery and utilization rate is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a flue gas recovery device with a dust removal filtering structure for a steelmaking converter, which is characterized in that high-temperature flue gas entering an evaporative cooling tower is subjected to water spray cooling through an atomizing nozzle, the water mist is heated by the flue gas and is evaporated, the heat of the flue gas is absorbed in the vaporization process, the purpose of dust removal is achieved, dust is discharged through a drain outlet, the dust removal filtering efficiency is improved, the gas is detected by a gas component analyzer, a cup-shaped valve is automatically controlled to rapidly switch and adjust the exhaust to a gas storage tank and an exhaust gas discharge tank, so that as much as possible converter gas is recovered, the recovery efficiency is improved, the resource utilization rate is improved, the device is more environment-friendly, and the problems in the prior art can be solved.
In order to achieve the purpose, the utility model provides the following technical scheme:
a flue gas recovery device with a dust removal filtering structure for a steelmaking converter comprises an evaporative cooling flue, wherein one end of the evaporative cooling flue is fixedly connected with one side of an evaporative cooling tower through a pipeline, the upper surface of the evaporative cooling tower is fixedly connected with the upper end of a gas cooling tank through a pipeline, and one side of the gas cooling tank is fixedly connected with a gas storage tank and a waste gas discharge tank through pipelines respectively;
the upper end of the inner wall of the evaporative cooling tower is fixedly connected with an exhaust fan through bolts respectively, the lower end of the exhaust fan is provided with a dehydrator, an atomizing spray head and a condensing coil pipe respectively in sequence, the lower end of one side of the evaporative cooling tower is provided with a dry and cold air inlet, the center of the lower surface of the evaporative cooling tower is provided with a drain outlet, a cooling water tank is arranged outside the gas cooling tank, the upper end of the cooling water tank is fixedly connected with the upper end of the gas cooling tank through a cooling water pipe, and one side of the gas cooling tank is fixedly connected with a three-way pipe through a pipeline.
Preferably, the atomizing nozzles are respectively and fixedly connected with a water spray pipe, and one end of the water spray pipe is fixedly connected with a water pump.
Preferably, condensing coil is "S" type, and condensing coil one end is provided with steam inlet, and the other end is provided with the liquid outlet, and dry cold air inlet sets up respectively in condensing coil below both sides, and atomizer places respectively in condensing coil upper end.
Preferably, the lower end of the exhaust fan is provided with a fan driving mechanism, and the lower end of the sewage draining exit is provided with a chain type conveying mechanism.
Preferably, the three-way pipe is respectively and fixedly connected with one side of the gas storage tank and one side of the waste gas discharge tank, a cup-shaped valve is arranged on the three-way pipe, and a gas component analyzer is arranged at one end, close to the gas cooling tank, of the three-way pipe.
Preferably, the gas storage tank is a sealed tank body, and a mixing mechanism is installed in the gas storage tank.
Preferably, the discharge valve and the air quality detector are installed respectively to exhaust emission jar upper end inboard, and the discharge valve upper end is provided with the abandonment and discharges the fan, air quality detector and discharge valve electric connection.
Compared with the prior art, the utility model has the following beneficial effects:
1. this flue gas recovery unit with dust removal filtration for steelmaking converter carries out the water spray cooling to the high temperature flue gas that gets into the evaporative cooling tower through atomizer, and the water smoke is heated by the flue gas and is evaporated, absorbs the heat of flue gas in vaporization process, thereby cooperation condensing coil reduces the temperature of flue gas, and the water droplet separates away the smoke and dust of coarse grain to the wetting of smoke and dust, reaches the purpose of dust removal, and the dust passes through the drain and discharges, improves dust removal filtration efficiency.
2. This flue gas recovery unit that has dust removal filtration for steelmaking converter detects through gas composition analyzer, and cup-shaped valve fast switch of automatic control adjusts and exhausts in to gas holding vessel and the exhaust emission jar to retrieve converter gas as much as possible, improve recovery efficiency, improve resource utilization, environmental protection more.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of an evaporative cooling tower of the present invention;
FIG. 3 is a schematic view of a gas cooling tank of the present invention;
fig. 4 is a schematic view of a gas storage tank and an exhaust gas discharge tank of the present invention.
In the figure: 1. a vaporizing cooling flue; 2. an evaporative cooling tower; 21. an exhaust fan; 22. a dehydrator; 23. an atomizing spray head; 24. a condensing coil; 25. a dry and cold air inlet; 26. a sewage draining port; 27. a water spray pipe; 28. a water pump; 3. a gas cooling tank; 31. a cooling water tank; 32. a cooling water pipe; 33. a three-way pipe; 4. a gas storage tank; 5. and an exhaust gas discharge tank.
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.
Referring to fig. 1-4, a flue gas recovery device with a dust-removing filtering structure for a steelmaking converter comprises an evaporative cooling flue 1, one end of the evaporative cooling flue 1 is fixedly connected with one side of an evaporative cooling tower 2 through a pipeline, the upper surface of the evaporative cooling tower 2 is fixedly connected with the upper end of a gas cooling tank 3 through a pipeline, one side of the gas cooling tank 3 is fixedly connected with a gas storage tank 4 and a waste gas discharge tank 5 through pipelines respectively, the upper end of the inner wall of the evaporative cooling tower 2 is fixedly connected with an exhaust fan 21 through bolts respectively, the lower end of the exhaust fan 21 is provided with a fan driving mechanism, the lower end of the exhaust fan 21 is provided with a dehydrator 22, an atomizing nozzle 23 and a condensing coil 24 respectively, the atomizing nozzle 23 is fixedly connected with a water spray pipe 27 respectively, one end of the water spray pipe 27 is fixedly connected with a water pump 28, the lower end of one side of the evaporative cooling tower 2 is provided with a dry and cold air inlet 25, the condensing coil 24 is S-shaped, one end of the condensing coil 24 is provided with a steam inlet, the other end of the condensing coil 24 is provided with a liquid outlet, dry and cold air inlets 25 are respectively arranged at two sides below the condensing coil 24, atomizing nozzles 23 are respectively arranged at the upper end of the condensing coil 24, a drain 26 is arranged at the center of the lower surface of the evaporative cooling tower 2, a chain conveying mechanism is arranged at the lower end of the drain 26, the high-temperature flue gas entering the evaporative cooling tower 2 is sprayed and cooled by the atomizing nozzles 23, the water mist is heated by the flue gas to be evaporated, the heat of the flue gas is absorbed in the evaporation process, the temperature of the flue gas is reduced by matching with the condensing coil 24, the wetting of the water drops on the flue gas separates the coarse-particle flue gas, the dust removal purpose is achieved, the dust is discharged through the drain 26, the dust removal and filtration efficiency is improved, a cooling water tank 31 is arranged outside the gas cooling tank 3, the upper end of the cooling water tank 31 is respectively fixedly connected with the periphery of the upper end of the gas cooling tank 3 through a cooling pipe 32, the gas cooling tank 3 is sprayed with water through a cooling water pipe 32, the smoke content is further reduced while the gas is cooled, one side of the gas cooling tank 3 is fixedly connected with a three-way pipe 33 through a pipeline, the three-way pipe 33 is respectively and fixedly connected with one side of a gas storage tank 4 and one side of a waste gas discharge tank 5, a cup-shaped valve is installed on the three-way pipe 33, one end of the three-way pipe 33, which is close to the gas cooling tank 3, is provided with a gas composition analyzer, the gas composition analyzer detects the gas composition and automatically controls the cup-shaped valve to rapidly switch and adjust the gas to be discharged into the gas storage tank 4 and the waste gas discharge tank 5 so as to recover converter gas as much as possible, the recovery efficiency is improved, the resource utilization rate is improved, the gas storage tank 4 is more environment-friendly, a mixing mechanism is installed in the gas storage tank 4 to ensure that the gas quality in the gas storage tank 4 is more stable, and a discharge valve and an air quality detector are respectively installed on the inner side of the upper end of the waste gas discharge tank 5, the bleeder valve upper end is provided with the abandonment and discharges the fan, and air quality detector and bleeder valve electric connection detect the air through the air quality detector, open the bleeder valve after qualified, and the cooperation abandonment discharges the fan and discharges waste gas, plays the effect of environmental protection, environmental protection more.
In conclusion, this flue gas recovery unit with dust removal filtration for steelmaking converter, carry out water spray cooling to the high temperature flue gas that gets into evaporative cooling tower 2 through atomizer 23, the water smoke is heated by the flue gas and is evaporated, absorb the heat of flue gas in the vaporization process, thereby cooperate condensing coil 24 to reduce the temperature of flue gas, and the wetting of water droplet to the smoke and dust is gone out with the smoke and dust separation of coarse grain, reach the purpose of dust removal, the dust is discharged through drain 26, improve dust removal filtration efficiency, detect through the coal gas composition analysis appearance, automatic control cup-shaped valve fast switch adjusts and exhausts to gas storage tank 4 and exhaust emission jar 5 in, in order to retrieve as much converter coal gas as possible, improve recovery efficiency, improve resource utilization, and is more environmental protection.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a steelmaking converter is with flue gas recovery unit that has dust removal filtration, includes vaporization cooling flue (1), its characterized in that: one end of the vaporization cooling flue (1) is fixedly connected with one side of the vaporization cooling tower (2) through a pipeline, the upper surface of the vaporization cooling tower (2) is fixedly connected with the upper end of the gas cooling tank (3) through a pipeline, and one side of the gas cooling tank (3) is fixedly connected with the gas storage tank (4) and the waste gas discharge tank (5) through pipelines respectively;
the upper end of the inner wall of the evaporative cooling tower (2) is fixedly connected with an exhaust fan (21) through bolts respectively, the lower end of the exhaust fan (21) is sequentially provided with a dehydrator (22), an atomizing spray head (23) and a condensing coil (24) respectively, the lower end of one side of the evaporative cooling tower (2) is provided with a dry and cold air inlet (25), the lower surface center of the evaporative cooling tower (2) is provided with a drain outlet (26), a cooling water tank (31) is arranged outside the coal gas cooling tank (3), the upper end of the cooling water tank (31) is fixedly connected with the periphery of the upper end of the coal gas cooling tank (3) through a cooling water pipe (32) respectively, and one side of the coal gas cooling tank (3) is fixedly connected with a three-way pipe (33) through a pipeline.
2. The flue gas recovery device with the dust removal filtering structure for the steelmaking converter as claimed in claim 1, wherein: the atomizing nozzles (23) are respectively and fixedly connected with the water spray pipes (27), and one ends of the water spray pipes (27) are fixedly connected with the water pump (28).
3. The flue gas recovery device with the dust removal filtering structure for the steelmaking converter as claimed in claim 1, wherein: condensing coil (24) are "S" type, and condensing coil (24) one end is provided with steam inlet, and the other end is provided with the liquid export, and dry cold air inlet (25) set up respectively in condensing coil (24) below both sides, and atomizer (23) are placed respectively in condensing coil (24) upper end.
4. The flue gas recovery device with the dust removal filtering structure for the steelmaking converter as claimed in claim 1, wherein: the lower end of the exhaust fan (21) is provided with a fan driving mechanism, and the lower end of the sewage draining exit (26) is provided with a chain type conveying mechanism.
5. The flue gas recovery device with the dust removal filtering structure for the steelmaking converter as claimed in claim 1, wherein: the three-way pipe (33) is respectively and fixedly connected with one side of the gas storage tank (4) and one side of the waste gas discharge tank (5), a cup-shaped valve is arranged on the three-way pipe (33), and a gas component analyzer is arranged at one end, close to the gas cooling tank (3), of the three-way pipe (33).
6. The flue gas recovery device with the dust removal filtering structure for the steelmaking converter as claimed in claim 1, wherein: the coal gas storage tank (4) is a sealed tank body, and a mixing mechanism is arranged in the coal gas storage tank (4).
7. The flue gas recovery device with the dust removal filtering structure for the steelmaking converter as claimed in claim 1, wherein: exhaust valve and air quality detector are installed respectively to exhaust emission jar (5) upper end inboard, and the exhaust valve upper end is provided with the abandonment and discharges the fan, air quality detector and exhaust valve electric connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122852555.7U CN216786065U (en) | 2021-11-21 | 2021-11-21 | Flue gas recovery device with dust removal filtering structure for steelmaking converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122852555.7U CN216786065U (en) | 2021-11-21 | 2021-11-21 | Flue gas recovery device with dust removal filtering structure for steelmaking converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216786065U true CN216786065U (en) | 2022-06-21 |
Family
ID=82005897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122852555.7U Active CN216786065U (en) | 2021-11-21 | 2021-11-21 | Flue gas recovery device with dust removal filtering structure for steelmaking converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216786065U (en) |
-
2021
- 2021-11-21 CN CN202122852555.7U patent/CN216786065U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201333374Y (en) | Device capable of collecting carbon dioxide contained in flue gases of power plant through ammonia by utilizing void tower | |
| CN102580437A (en) | Converter primary flue gas dual-tower purification method and converter primary flue gas purification tower | |
| CN111569630B (en) | Wet desulfurization system and wet desulfurization method | |
| CN108671687B (en) | Dry dust removing device and process for steel slag water-containing smoke dust | |
| CN208742195U (en) | A kind of dry-method dust-removal device for the aqueous flue dust of steel slag | |
| CN209034090U (en) | A kind of ammonia process of desulfurization flue gas disappears white waste heat depth recovery system | |
| CN209049172U (en) | A kind of industrial waste gas processing system | |
| CN216786065U (en) | Flue gas recovery device with dust removal filtering structure for steelmaking converter | |
| CN212757299U (en) | Boiler flue gas waste heat recovery of thermal power factory disappears white device | |
| CN210448655U (en) | Ammonia working medium circulation process energy-saving whitening device for flue gas after wet desulphurization | |
| CN208088010U (en) | Papermaking drying portion exhaust air deodorization takes off bletilla afterheat utilizing system | |
| CN213713992U (en) | Boiler dust remover | |
| CN205570046U (en) | Concentrated purifier of waste gas multistage absorption | |
| CN211753907U (en) | Efficient direct contact type condensation system for eliminating white smoke plume by wet desulphurization | |
| CN210845774U (en) | Desulfurization and denitrification flue gas whitening system | |
| CN108671737A (en) | Flue gas processing device and wet desulfurization system | |
| CN209783366U (en) | Warped-piece type low-temperature gas heat exchange condensation water collecting device | |
| CN208082136U (en) | A kind of high-temp waste gas activated carbon adsorption nitrogen stripping condensate recovery system | |
| CN205461546U (en) | Processing system of flue gas behind wet flue gas desulfurization device in thermal power plant | |
| CN219897617U (en) | Environment-friendly high-efficiency desulfurizing tower | |
| CN209696660U (en) | A kind of wet desulphurization white plume processing unit | |
| CN221107677U (en) | Deacidification exhaust equipment with pretreatment structure | |
| CN221244568U (en) | Enamelling machine exhaust treatment device | |
| CN219681727U (en) | Electroplating waste gas purifying treatment device | |
| CN211799980U (en) | Precooling device of desulfurizing tower |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |