CN210802075U - Steelmaking flue gas purification recovery unit - Google Patents
Steelmaking flue gas purification recovery unit Download PDFInfo
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- CN210802075U CN210802075U CN201920717096.1U CN201920717096U CN210802075U CN 210802075 U CN210802075 U CN 210802075U CN 201920717096 U CN201920717096 U CN 201920717096U CN 210802075 U CN210802075 U CN 210802075U
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- flue gas
- dust removal
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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
Abstract
The utility model relates to a gas cleaning retrieves technical field, and discloses a steelmaking gas cleaning recovery unit. This steelmaking gas cleaning recovery unit, including residual heat recovery unit and dust collector and purifier, residual heat recovery unit's right side fixed mounting has dust collector, dust collector's right side fixed mounting has purifier, residual heat recovery unit includes circulating water tank, circulating water tank's inside fixed mounting has the flue gas pipe, circulating water tank's top intercommunication has the water inlet. According to the steelmaking flue gas purification and recovery device, the spray head sprays alkaline solution in the alkaline solution tank to be mixed with flue gas, acidic oxysulfide in the flue gas can be neutralized, the purification motor is started, the disc drives the lug to rotate, the lug is movably connected with the slide bar sliding groove to drive the slide bar to swing on the rotating shaft, so that the spray head is driven to swing, the spraying range of the spray head is enlarged, the neutralization speed is accelerated, and the purification speed is improved.
Description
Technical Field
The utility model relates to a flue gas purification retrieves technical field, specifically is a steelmaking flue gas purification recovery unit.
Background
The converter steelmaking uses molten iron, scrap steel and ferroalloy as main raw materials, does not need external energy, and completes the steelmaking process in the converter by means of heat generated by physical heat of molten iron and chemical reaction among molten iron components. The steel industry is the foundation of national economy and is the guarantee and support for the smooth development and development of national economic construction. However, the steel industry has driven economic development and brings great convenience to our lives and works. But at the same time it also brings many problems to our life and development. The most important problem is the problem of the discharged smoke, the smoke not only pollutes the environment, but also has a large amount of heat, and the smoke is not randomly discharged without utilization, thereby causing loss to the smoke.
The purification of steelmaking flue gas is retrieved, not only need retrieve the surplus temperature of flue gas and recycle, still will remove dust to the flue gas, gets rid of the fine particle pollutant in the flue gas to contain acidic atmospheric pollutants such as oxysulfide in the flue gas, current steelmaking flue gas purification recovery unit function is not enough, and some lack surplus temperature recovery unit, some lack dust collector, therefore to the not thorough inadequately of the processing of flue gas.
SUMMERY OF THE UTILITY MODEL
The utility model provides a to prior art not enough, the utility model provides a steelmaking gas cleaning recovery unit possesses the function advantage such as comprehensive, the processing is thorough, has solved current steelmaking gas cleaning recovery unit function not enough, to the not thorough problem of the processing of flue gas inadequately.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a steelmaking gas cleaning recovery unit, includes waste heat recovery unit and dust collector and purifier, waste heat recovery unit's right side fixed mounting has dust collector, dust collector's right side fixed mounting has purifier.
The waste heat recovery device comprises a circulating water tank, a flue gas pipe is fixedly mounted inside the circulating water tank, a water inlet is communicated with the top of the circulating water tank, and a water outlet is communicated with the left end of the circulating water tank.
Dust collector includes the dust removal case, the top fixed mounting of dust removal case has the dust removal motor, fixed mounting has the lead screw on the output of dust removal motor runs through the top outer wall of dust removal case and the output, fixed mounting has the bearing on the bottom inner wall of dust removal case, movable mounting has the screw thread piece on the outer wall of lead screw, the right-hand member fixed mounting of screw thread piece has the brush, the inside of dust removal case and the right side fixed mounting who is located the brush have the filtration absorption net, the bottom of dust removal case has just been located the brush and has seted up the through-hole under, fixed mounting has the dust collection box below the through-hole and on being located the bottom outer wall of dust removal case, communicate the connecting pipe on the right side outer wall of dust removal case.
Purifier includes the purifying box, fixed mounting has the purification motor on the top inner wall of purifying box, fixed mounting has the disc on the output of purification motor, the positive below fixed mounting who just is located the center on the surface of disc has the lug, the below fixed mounting of disc has the axis of rotation, movable mounting has the slide bar on the outer wall of axis of rotation, the slide bar spout has been seted up to the inside of slide bar, the bottom fixed mounting of slide bar has the shower nozzle, the top fixed mounting of purifying box has alkaline solution case, the intercommunication has the water pipe between alkaline solution case and the shower nozzle, the intercommunication has the gas vent on the right side outer wall of purifying box.
Furthermore, the left end of the flue gas pipe penetrates through the outer wall of the left side of the circulating water tank and is communicated with a flue gas discharge pipeline of the steelmaking device.
Furthermore, the water inlet is communicated with the cold water tank, and the water outlet is communicated with the hot water collecting tank.
Furthermore, the lead screw is movably connected with the bearing.
Furthermore, the contact surface of the thread block and the lead screw is provided with threads meshed with the thread block.
Furthermore, the brush is tightly attached to the filtering and adsorbing net.
Furthermore, the convex block is movably connected with the sliding rod sliding groove.
Furthermore, the right end of the flue gas pipe penetrates through the outer wall of the right side of the circulating water tank and is communicated with the inside of the dust removal box, and the right end of the connecting gas pipe is communicated with the inside of the purification box.
The utility model has the advantages that:
1. according to the steelmaking flue gas purification and recovery device, the spray head sprays alkaline solution in the alkaline solution tank to be mixed with flue gas, acidic oxysulfide in the flue gas can be neutralized, the purification motor is started, the disc drives the lug to rotate, the lug is movably connected with the slide bar sliding groove to drive the slide bar to swing on the rotating shaft, so that the spray head is driven to swing, the spraying range of the spray head is enlarged, the neutralization speed is accelerated, and the purification speed is improved.
2. This steelmaking gas cleaning recovery unit, inside cold water got into circulation water tank through the water inlet, the high temperature flue gas in the flue gas pipe heated cold water, and the water that is heated is discharged, is collected, is utilized through the delivery port to accomplish the recovery to flue gas waste heat, improved the utilization ratio of resource.
3. This steelmaking gas cleaning recovery unit, flue gas get into the dust removal case through the flue gas pipe, and the fine particle pollutant of filtration absorption net in to the flue gas filters, starts the dust removal motor, through corotation, the reversal of control dust removal motor, under the drive of lead screw and thread piece, can make the brush up and down back and forth movement to clean the filtration absorption net, avoid filtering the absorption net and block up, improved the practicality.
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.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the dust removing device of the present invention;
fig. 3 is a cross-sectional view of the purification device of the present invention.
Description of reference numerals: 1 residual temperature recovery device, 101 circulating water tank, 102 flue gas pipe, 103 water inlet, 104 water outlet, 2 dust removing device, 201 dust removing box, 202 dust removing motor, 203 leading screw, 204 bearing, 205 thread block, 206 brush, 207 filtering adsorption net, 208 through hole, 209 dust collecting box, 210 connecting gas pipe, 3 purifying device, 301 purifying box, 302 purifying motor, 303 disc, 304 convex block, 305 rotating shaft, 306 slide bar, 307 slide bar chute, 308 nozzle, 309 alkaline solution box, 310 water pipe, 311 exhaust port.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-3, a steel-making flue gas purification and recovery device comprises a residual heat recovery device 1, a dust removal device 2 and a purification device 3, wherein the dust removal device 2 is fixedly installed on the right side of the residual heat recovery device 1, and the purification device 3 is fixedly installed on the right side of the dust removal device 2.
The waste heat recovery device 1 comprises a circulating water tank 101, a flue gas pipe 102 is fixedly mounted inside the circulating water tank 101, the left end of the flue gas pipe 102 penetrates through the outer wall of the left side of the circulating water tank 101 and is communicated with a flue gas discharge pipeline of a steelmaking device, the top of the circulating water tank 101 is communicated with a water inlet 103, the water inlet 103 is communicated with a cold water pool, a water outlet 104 is communicated with a hot water collecting pool, and the left end of the circulating water tank 101 is communicated with a water outlet 104.
The purification device 3 comprises a purification box 301, a purification motor 302 is fixedly installed on the inner wall of the top end of the purification box 301, a disc 303 is fixedly installed on the output end of the purification motor 302, a convex block 304 is fixedly installed on the front surface of the disc 303 and below the center, a rotating shaft 305 is fixedly installed below the disc 303, a sliding rod 306 is movably installed on the outer wall of the rotating shaft 305, a sliding rod chute 307 is formed inside the sliding rod 306, the convex block 304 is movably connected with the sliding rod chute 307, a spray head 308 is fixedly installed at the bottom end of the sliding rod 306, an alkaline solution box 309 is fixedly installed at the top of the purification box 301, a water pipe 310 is communicated between the alkaline solution box 309 and the spray head 308, an exhaust port 311 is communicated on the outer wall of the right side of the purification box 301, the right end of a flue gas pipe 102 penetrates through the outer wall of the right side of the circulation water tank 101 to, the air suction pump is fixedly arranged at the connecting air pipe 210 and the air outlet 311, and under the action of the air suction pump, the flue gas passes through the residual heat recovery device 1, the dust removal device 2 and the purification device 3 and is discharged from the air outlet 311.
When the water heater is used, cold water enters the circulating water tank 101 through the water inlet 103, the cold water is heated by high-temperature flue gas in the flue gas pipe 102, and the heated water is discharged, collected and utilized through the water outlet 103, so that residual heat of the flue gas is recovered. The flue gas enters the dust removing box 201 through the flue gas pipe 102, the filtering and adsorbing net 207 filters fine particle pollutants in the flue gas, the dust removing motor 202 is started, and the brush 206 can move up and down back and forth under the driving of the screw rod 203 and the thread block 205 by controlling the positive rotation and the negative rotation of the dust removing motor 202, so that the filtering and adsorbing net 207 is cleaned, and the blocking of the filtering and adsorbing net 207 is avoided. The spray head 308 sprays the alkaline solution in the alkaline solution tank 309 to mix with the flue gas, so that acidic sulfur oxides in the flue gas can be neutralized, the purification motor 302 is started, the disc 303 drives the projection 304 to rotate, the projection 304 is movably connected with the slide bar chute 307, and the slide bar 306 is driven to swing on the rotating shaft 305, so that the spray head 308 is driven to swing, the spraying range of the spray head 308 is enlarged, and the neutralization is more sufficient.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The utility model provides a steelmaking gas cleaning recovery unit, includes waste heat recovery unit (1) and dust collector (2) and purifier (3), its characterized in that: a dust removal device (2) is fixedly arranged on the right side of the waste heat recovery device (1), and a purification device (3) is fixedly arranged on the right side of the dust removal device (2);
the waste heat recovery device (1) comprises a circulating water tank (101), a flue gas pipe (102) is fixedly mounted inside the circulating water tank (101), the top of the circulating water tank (101) is communicated with a water inlet (103), and the left end of the circulating water tank (101) is communicated with a water outlet (104);
the dust removal device (2) comprises a dust removal box (201), a dust removal motor (202) is fixedly mounted at the top of the dust removal box (201), a lead screw (203) is fixedly mounted on an output end of the dust removal motor (202) which penetrates through the top outer wall of the dust removal box (201) and the output end of the dust removal motor, a bearing (204) is fixedly mounted on the inner wall of the bottom of the dust removal box (201), a threaded block (205) is movably mounted on the outer wall of the lead screw (203), a brush (206) is fixedly mounted at the right end of the threaded block (205), a filtering and adsorbing net (207) is fixedly mounted in the dust removal box (201) and positioned on the right side of the brush (206), a through hole (208) is formed in the bottom of the dust removal box (201) and positioned under the brush (206), and a dust collection box (209) is fixedly mounted on the outer wall of the bottom of the dust removal, the outer wall of the right side of the dust removal box (201) is communicated with a connecting air pipe (210);
the purification device (3) comprises a purification box (301), a purification motor (302) is fixedly arranged on the inner wall of the top end of the purification box (301), a disc (303) is fixedly arranged on the output end of the purification motor (302), a convex block (304) is fixedly arranged on the front surface of the disc (303) and below the center, a rotating shaft (305) is fixedly arranged below the disc (303), a sliding rod (306) is movably arranged on the outer wall of the rotating shaft (305), a sliding rod sliding groove (307) is formed in the sliding rod (306), a spray head (308) is fixedly installed at the bottom end of the sliding rod (306), the top of the purification box (301) is fixedly provided with an alkaline solution box (309), a water pipe (310) is communicated between the alkaline solution tank (309) and the spray head (308), an exhaust port (311) is communicated with the outer wall of the right side of the purification box (301).
2. The steelmaking flue gas purification and recovery device as claimed in claim 1, wherein: the left end of the flue gas pipe (102) penetrates through the outer wall of the left side of the circulating water tank (101) and is communicated with a flue gas discharge pipeline of a steel making device.
3. The steelmaking flue gas purification and recovery device as claimed in claim 1, wherein: the water inlet (103) is communicated with the cold water tank, and the water outlet (104) is communicated with the hot water collecting tank.
4. The steelmaking flue gas purification and recovery device as claimed in claim 1, wherein: the lead screw (203) is movably connected with the bearing (204).
5. The steelmaking flue gas purification and recovery device as claimed in claim 1, wherein: the contact surface of the thread block (205) and the lead screw (203) is provided with a thread engaged with the thread block.
6. The steelmaking flue gas purification and recovery device as claimed in claim 1, wherein: the brush (206) is tightly attached to the filtering and adsorbing net (207).
7. The steelmaking flue gas purification and recovery device as claimed in claim 1, wherein: the lug (304) is movably connected with the sliding rod sliding groove (307).
8. The steelmaking flue gas purification and recovery device as claimed in claim 1, wherein: the right end of the flue gas pipe (102) penetrates through the outer wall of the right side of the circulating water tank (101) and is communicated with the inside of the dust removing box (201), and the right end of the connecting gas pipe (210) is communicated with the inside of the purifying box (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920717096.1U CN210802075U (en) | 2019-05-17 | 2019-05-17 | Steelmaking flue gas purification recovery unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920717096.1U CN210802075U (en) | 2019-05-17 | 2019-05-17 | Steelmaking flue gas purification recovery unit |
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| CN210802075U true CN210802075U (en) | 2020-06-19 |
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| CN201920717096.1U Active CN210802075U (en) | 2019-05-17 | 2019-05-17 | Steelmaking flue gas purification recovery unit |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112484532A (en) * | 2020-11-27 | 2021-03-12 | 胡晓蝶 | Waste heat utilization device and use method thereof |
| CN113941593A (en) * | 2021-09-30 | 2022-01-18 | 江苏长三角环境科学技术研究院有限公司 | Miniaturized high concentration pollutes soil dystopy thermal desorption system |
| CN115888303A (en) * | 2023-02-15 | 2023-04-04 | 山西高义钢铁有限公司 | Comprehensive treatment device and treatment method for sintering flue gas of iron and steel plant |
-
2019
- 2019-05-17 CN CN201920717096.1U patent/CN210802075U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112484532A (en) * | 2020-11-27 | 2021-03-12 | 胡晓蝶 | Waste heat utilization device and use method thereof |
| CN112484532B (en) * | 2020-11-27 | 2022-06-17 | 东营银桥化工有限责任公司 | Waste heat utilization device and use method thereof |
| CN113941593A (en) * | 2021-09-30 | 2022-01-18 | 江苏长三角环境科学技术研究院有限公司 | Miniaturized high concentration pollutes soil dystopy thermal desorption system |
| CN113941593B (en) * | 2021-09-30 | 2023-02-28 | 江苏长三角环境科学技术研究院有限公司 | Miniaturized high concentration pollutes soil dystopy thermal desorption system |
| CN115888303A (en) * | 2023-02-15 | 2023-04-04 | 山西高义钢铁有限公司 | Comprehensive treatment device and treatment method for sintering flue gas of iron and steel plant |
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