CN214919257U - Hot rolling process waste heat recovery device for steel production - Google Patents
Hot rolling process waste heat recovery device for steel production Download PDFInfo
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- CN214919257U CN214919257U CN202120260276.9U CN202120260276U CN214919257U CN 214919257 U CN214919257 U CN 214919257U CN 202120260276 U CN202120260276 U CN 202120260276U CN 214919257 U CN214919257 U CN 214919257U
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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
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model relates to a steel production technical field specifically is a hot rolling process waste heat recovery device for steel production, one side of heating furnace is provided with the heating cabinet, the fixed dust collection box that is provided with in one side of heating cabinet, and the top of heating cabinet is provided with recovery mechanism, the top of heating furnace is provided with the pipe of discharging fume, the inboard of dust collection box is fixed and is provided with the filter screen, and the fixed electric telescopic handle that is provided with in top of dust collection box, electric telescopic handle's one end is provided with the cleaning brush. The utility model relates to a novelty heats through the water in to the water tank with the help of heating furnace exhaust flue gas, then the water in the water tank heats the inside air of pipeline again, and the air after the heating finally can get into in the heating furnace, has realized the thermal recovery of taking the flue gas, and the filter screen can filter the dust in the flue gas, and simultaneously, electric telescopic handle and cleaning brush can wash the filter screen, have increased the practicality.
Description
Technical Field
The utility model relates to a steel production technical field specifically is a hot rolling process waste heat recovery device for steel production.
Background
Steel rolling, in which a steel ingot is changed between rotating rollers, and a pressure processing process of a billet shape is called steel rolling. The purpose of rolling is, like other press working, on the one hand to obtain the desired shape and, on the other hand, to improve the internal quality of the steel.
The existing steel rolling heating furnace belongs to a high-energy-consumption furnace, the resource consumption is large during the use, the temperature of the heating furnace is high when the heating furnace heats steel ingots, a large amount of high-temperature heat is taken away by smoke, the heat is wasted, the heat utilization rate is low, and meanwhile, the environment is polluted, so that technical personnel in the field provide a hot rolling process waste heat recovery device for steel production to solve the problems brought forward in the background technology.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hot rolling process waste heat recovery device for steel production to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a waste heat recovery device for a hot rolling process of steel production comprises a heating furnace, wherein first supporting legs are fixedly arranged at four corner positions below the heating furnace, a smoke outlet is fixedly arranged above the heating furnace, an air inlet is fixedly arranged at one side of the heating furnace, a heating box is arranged at one side of the heating furnace, a dust collection box is fixedly arranged at one side of the heating box, a recovery mechanism is arranged above the heating box, a smoke exhaust pipe is fixedly arranged at one end of the smoke outlet, one end of the smoke exhaust pipe sequentially penetrates through the heating box and the dust collection box and extends into the heating box, a box cover is fixedly arranged below the dust collection box, a wind port is fixedly arranged at one side of the dust collection box, a filter screen is fixedly arranged at a position, corresponding to the wind port, on the inner side of the dust collection box, an electric telescopic rod is fixedly arranged above the dust collection box, one end of the electric telescopic rod penetrates through the dust collection box and extends into the dust collection box to be fixedly provided with a supporting rod, one side of the supporting rod is fixedly provided with a cleaning brush, and second supporting legs are fixedly arranged below the heating box and the dust collection box.
As a further aspect of the present invention: the recycling mechanism comprises a recycling box fixed above the heating box and a fan fixed above the dust collection box, a pipeline is fixedly arranged on one side of the fan, a valve is fixedly arranged on the outer side of the pipeline, a water tank is fixedly arranged in the recycling box, a clamping groove is fixedly arranged above the water tank, and one end of the pipeline penetrates through the recycling box and extends to the outside of the recycling box to be connected with the air inlet.
As a further aspect of the present invention: the clamping groove is of a snake-shaped spiral structure, and the depth of the clamping groove is slightly larger than the diameter of the pipeline.
As a further aspect of the present invention: the position department that one side of collection box corresponds the water tank is fixed to be provided with the water inlet, and one side of water tank is located the fixed delivery port that is provided with in below of water inlet, the position department that one side of collection box corresponds the water tank is fixed to be provided with the water level strip.
As a further aspect of the present invention: the inner side of the dust collection box is fixedly provided with a sealing ring at the joint of the inner side of the dust collection box and the smoke exhaust pipe, and the sealing ring is a rubber component.
As a further aspect of the present invention: a handle is fixedly arranged on one side of the box cover, and an anti-skidding sleeve is fixedly arranged on the outer side of the handle.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a novelty, it is nimble convenient, heat the water in the water tank through the flue gas with the help of heating furnace exhaust, then the water in the water tank heats the inside air of pipeline again, air after the heating finally can get into in the heating furnace, realized the thermal recovery of taking the flue gas, the heat utilization ratio has been improved, and the filter screen can filter the dust in the flue gas, avoid the flue gas polluted environment, and simultaneously, electric telescopic handle and cleaning brush can wash the filter screen, and the operation is simple, and the practicability is increased.
Drawings
FIG. 1 is a schematic structural view of a waste heat recovery apparatus for a hot rolling process for steel production;
FIG. 2 is a schematic sectional view showing a heating box, a dust collecting box and a recycling box in a waste heat recycling apparatus for a hot rolling process in steel production;
FIG. 3 is a schematic view of a top view of a water tank in a waste heat recovery apparatus for a hot rolling process in steel production.
In the figure: 1. heating furnace; 2. a first support leg; 3. a smoke outlet; 4. an air inlet; 5. a heating box; 6. a dust collection box; 7. a smoke exhaust pipe; 8. a box cover; 9. a tuyere; 10. a filter screen; 11. an electric telescopic rod; 12. a strut; 13. a cleaning brush; 14. a second support leg; 15. a recycling bin; 16. a fan; 17. a pipeline; 18. a valve; 19. a water tank; 20. a clamping groove.
Detailed Description
Referring to fig. 1 to 3, in the embodiment of the present invention, a waste heat recycling device for hot rolling process of steel production comprises a heating furnace 1, wherein first supporting legs 2 are fixedly disposed at four corner positions below the heating furnace 1, a smoke outlet 3 is fixedly disposed above the heating furnace 1, an air inlet 4 is fixedly disposed at one side of the heating furnace 1, a heating box 5 is disposed at one side of the heating furnace 1, a dust collection box 6 is fixedly disposed at one side of the heating box 5, a recycling mechanism is disposed above the heating box 5, a smoke exhaust pipe 7 is fixedly disposed at one end of the smoke outlet 3, one end of the smoke exhaust pipe 7 sequentially penetrates through the heating box 5 and the dust collection box 6 and extends into the heating box, a box cover 8 is fixedly disposed below the dust collection box 6, a wind port 9 is fixedly disposed at one side of the dust collection box 6, a filter screen 10 is fixedly disposed at a position corresponding to the inner side of the dust collection box 6, and an electric telescopic rod 11 is fixedly arranged above the dust collection box 6, one end of the electric telescopic rod 11 penetrates through the dust collection box 6 and extends into the dust collection box to be fixedly provided with a supporting rod 12, a cleaning brush 13 is fixedly arranged on one side of the supporting rod 12, and second supporting legs 14 are fixedly arranged below the heating box 5 and the dust collection box 6.
In fig. 1 and 2: the recovery mechanism comprises a recovery box 15 fixed above the heating box 5 and a fan 16 fixed above the dust collection box 6, a pipeline 17 is fixedly arranged on one side of the fan 16, a valve 18 is fixedly arranged on the outer side of the pipeline 17, a water tank 19 is fixedly arranged inside the recovery box 15, a clamping groove 20 is fixedly arranged above the water tank 19, one end of the pipeline 17 penetrates through the recovery box 15 and extends to the outside of the recovery box to be connected with the air inlet 4, and therefore the heat utilization rate is improved.
In fig. 3: the clamping groove 20 is of a serpentine spiral structure, and the depth of the clamping groove 20 is slightly larger than the diameter of the pipeline 17, so that the water tank 19 can sufficiently heat the air inside the pipeline 17.
In fig. 1 and 2: a water inlet is fixedly arranged at the position, corresponding to the water tank 19, of one side of the recovery tank 15, a water outlet is fixedly arranged below the water inlet at one side of the water tank 19, a water level strip is fixedly arranged at the position, corresponding to the water tank 19, of one side of the recovery tank 15, and a user can observe the water level in the water tank 19 conveniently.
In fig. 2: the inner side of the dust collection box 6 is fixedly provided with a sealing ring at the joint with the smoke exhaust pipe 7, and the sealing ring is a rubber component, so that the air tightness of the device is improved.
In fig. 2: a handle is fixedly arranged on one side of the box cover 8, and an anti-slip sleeve is fixedly arranged on the outer side of the handle, so that the box cover 8 can be conveniently opened.
The utility model discloses a theory of operation is: when the device is used, the fan 16 is started, smoke generated by the heating furnace 1 enters the inside of the smoke exhaust pipe 7 through the smoke outlet 3, then the smoke exhaust pipe 7 is conveyed to the inside of the heating box 5, the smoke heats water in the water tank 19 in the flowing process of the smoke inside the heating box 5 and then flows to the inside of the dust collection box 6, the smoke is filtered by the filter screen 10 and then is exhausted into the air, meanwhile, the fan 16 conveys outside air to the inside of the pipeline 17, when the smoke passes through the inside of the recovery box 15, the water tank 19 heats the air inside the pipeline 17, the heated air finally flows to the inside of the heating furnace 1 through the air inlet 4, thereby recycling the heat of the smoke is realized, the heat utilization rate is improved, the filter screen 10 can avoid the smoke from being exhausted into the air to cause pollution, when the filter screen 10 needs to be cleaned, the electric telescopic rod 11 is started, thereby driving the support rod 12 to move, the movement of the supporting rod 12 drives the cleaning brush 13 to move, and finally the filter screen 10 is cleaned.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A hot rolling process waste heat recovery device for steel production comprises a heating furnace (1) and is characterized in that first supporting legs (2) are fixedly arranged at four corner positions below the heating furnace (1), a smoke outlet (3) is fixedly arranged above the heating furnace (1), an air inlet (4) is fixedly arranged at one side of the heating furnace (1), a heating box (5) is arranged at one side of the heating furnace (1), a dust collection box (6) is fixedly arranged at one side of the heating box (5), a recovery mechanism is arranged above the heating box (5), a smoke exhaust pipe (7) is fixedly arranged at one end of the smoke outlet (3), one end of the smoke exhaust pipe (7) sequentially penetrates through the heating box (5) and the dust collection box (6) and extends into the heating box, a box cover (8) is fixedly arranged below the dust collection box (6), and one side of the dust collection box (6) is fixedly provided with an air port (9), the inner side of the dust collection box (6) is fixedly provided with a filter screen (10) at a position corresponding to the air port (9), an electric telescopic rod (11) is fixedly arranged above the dust collection box (6), one end of the electric telescopic rod (11) penetrates through the dust collection box (6) and extends to the inner part of the dust collection box to be fixedly provided with a support rod (12), one side of the support rod (12) is fixedly provided with a cleaning brush (13), and second support legs (14) are fixedly arranged below the heating box (5) and the dust collection box (6).
2. The waste heat recovery device for the hot rolling process of steel production according to claim 1, wherein the recovery mechanism comprises a recovery box (15) fixed above the heating box (5) and a fan (16) fixed above the dust collection box (6), a pipeline (17) is fixedly arranged on one side of the fan (16), a valve (18) is fixedly arranged on the outer side of the pipeline (17), a water tank (19) is fixedly arranged inside the recovery box (15), a clamping groove (20) is fixedly arranged above the water tank (19), and one end of the pipeline (17) penetrates through the recovery box (15) and extends to the outside to be connected with the air inlet (4).
3. The waste heat recovery device for the hot rolling process of steel production as claimed in claim 2, characterized in that the clamping groove (20) is in a serpentine spiral structure, and the depth of the clamping groove (20) is slightly larger than the diameter of the pipeline (17).
4. The waste heat recovery device for the hot rolling process of steel production according to claim 2, characterized in that a water inlet is fixedly arranged at a position corresponding to the water tank (19) on one side of the recovery tank (15), a water outlet is fixedly arranged below the water inlet on one side of the water tank (19), and a water level bar is fixedly arranged at a position corresponding to the water tank (19) on one side of the recovery tank (15).
5. The waste heat recovery device for the hot rolling process of steel production as claimed in claim 1, characterized in that the inner side of the dust collection box (6) is fixedly provided with a sealing ring at the joint of the dust collection box and the smoke exhaust pipe (7), and the sealing ring is a rubber component.
6. The waste heat recovery device for the hot rolling process of steel production as claimed in claim 1, characterized in that a handle is fixedly arranged on one side of the box cover (8), and an anti-slip sleeve is fixedly arranged on the outer side of the handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120260276.9U CN214919257U (en) | 2021-01-29 | 2021-01-29 | Hot rolling process waste heat recovery device for steel production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120260276.9U CN214919257U (en) | 2021-01-29 | 2021-01-29 | Hot rolling process waste heat recovery device for steel production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214919257U true CN214919257U (en) | 2021-11-30 |
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ID=79099707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120260276.9U Active CN214919257U (en) | 2021-01-29 | 2021-01-29 | Hot rolling process waste heat recovery device for steel production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214919257U (en) |
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2021
- 2021-01-29 CN CN202120260276.9U patent/CN214919257U/en active Active
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