CN216770216U

CN216770216U - Flue gas cooling device for steelmaking

Info

Publication number: CN216770216U
Application number: CN202122658506.XU
Authority: CN
Inventors: 虎振伟
Original assignee: Ren Chaoqun
Current assignee: Baoli Metal Group Co ltd
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-06-17
Anticipated expiration: 2031-11-02

Abstract

The utility model discloses a smoke cooling device for steelmaking, which comprises a box body, wherein a smoke inlet groove is formed in one side of the box body, a dust suction fan is arranged in the smoke inlet groove, a smoke inlet hood is fixedly arranged on one side of the box body, a water storage tank is fixedly arranged on the outer side wall of the box body, a water delivery pipe is fixedly arranged on one side of the water storage tank, one side of the water delivery pipe penetrates through the outer side wall of the box body and extends into the box body, the smoke suction fan sucks smoke into the box body by starting the dust suction fan, a spray head is started, water mist sprayed by the spray head is fused with the smoke, the smoke is cooled and harmful to dust in the smoke is treated, a condenser is started, cold air is conveyed into the box body by the condenser, the cold air can quickly cool the smoke, the cooled and filtered smoke is discharged outside through a smoke outlet groove, and filtered waste water is filtered through a filter plate, the filter plate is effectively fixed in the sliding groove by inserting the plug pins into the first inserting holes and the second inserting holes.

Description

Flue gas cooling device for steelmaking

Technical Field

The utility model relates to the technical field of steelmaking auxiliary equipment, in particular to a flue gas cooling device for steelmaking.

Background

The Chinese blast furnace steelmaking industry is nearly saturated, and despite the highest yield in the world, the production cost and economic benefit are inferior to the world level, so that the competitiveness in the world market is insufficient, and the sustainable development of blast furnace steelmaking is fully obstructed. The advanced blast furnace steel works and the laggard blast furnace steel works coexist, and medium and small-sized blast furnaces are too many, so that the blast furnace steel works which do not conform to the regulations exist, the low cost, the low consumption and the low pollution can not be realized in the production, the saturation state of the market is ignored, the supply is larger than the demand, the finished product is cheap, and the defects of the Chinese blast furnace steel making exist in the aspect of environmental protection energy problems due to the poor market environment.

The flue gas that produces in blast furnace steelmaking can not directly discharge in the air, need filter through dust collecting equipment, if can not reach national emission standard and just discharge, can stop to seal the rectification even when the condition is serious, and the flue gas can possess higher temperature after the production in the steelmaking stove, and the flue gas need the cooling to remove dust and just can externally discharge, consequently, we have proposed a flue gas cooling device that steelmaking was used.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a flue gas cooling device for steelmaking, which solves the problems that flue gas generated in the steelmaking of a blast furnace cannot be directly discharged into the air, needs to be filtered by dust removal equipment, is discharged if the national emission standard is not met, even stops sealing and finishing under serious conditions, has higher temperature after the flue gas is generated in a steel-making furnace, and can be discharged outside only by cooling and dedusting.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a flue gas heat sink of steelmaking usefulness, the power distribution box comprises a box body, the smoke inlet groove has been seted up to one side of box, the smoke inlet inslot is provided with the dust absorption fan, one side fixed mounting of box has the smoke inlet cover, the lateral wall fixed mounting of box has the storage water tank, one side fixed mounting of storage water tank has the raceway, the lateral wall that one side of raceway runs through the box extends to in the box always, the one end fixed mounting of raceway has the shower nozzle, the smoke outlet groove has been seted up to the opposite side of box, be provided with the air discharge fan in the smoke outlet groove, the top surface fixed mounting of box has the condenser, one side fixed mounting of condenser has the connecting pipe, the lateral wall that the one end of connecting pipe runs through the box extends to in the box always.

Preferably, one side of the box body is provided with a sliding chute, and a filtering plate is connected in the sliding chute in a sliding manner.

Preferably, one side of the filter plate is rotatably connected with a handle, one side of the handle is provided with a first plug hole, one side of the box body is fixedly provided with a fixed seat, one side of the fixed seat is provided with a second plug hole, a bolt is movably sleeved in the second plug hole, and the bolt is matched with the first plug hole.

Preferably, a water pump is arranged in the tank body, a water supply pipe is fixedly mounted at one end of the water pump, the other end of the water supply pipe penetrates through the inner side wall of the tank body and extends to the outside of the tank body, and the other end of the water supply pipe is fixedly connected with the bottom surface of the water storage tank.

Preferably, the smoke inlet hood is of a trapezoidal structure, and both ends of the smoke inlet hood are open.

Preferably, the top surface of the water storage tank is fixedly provided with a water filling port, and the water filling port is communicated with the water storage tank.

Compared with the prior art, the utility model has the beneficial effects that: this flue gas heat sink of steelmaking usefulness, through starting the dust absorption fan, the dust absorption fan can be internal with the flue gas suction box, start the shower nozzle, the shower nozzle can spout water smoke and flue gas fusion, cool down the flue gas, and to being harmful to in the flue gas in handling with the dust, start the condenser, the condenser can be carried air conditioning to in the box, air conditioning can be quick cools down for the flue gas, the flue gas after cooling and filtering can be through going out the cigarette groove and externally discharging, waste water after the filtration can filter through the filter, through inserting first spliced eye and second spliced eye with the bolt, fix the filter in the spout effectively, start the water pump, the water after will filtering passes through the flow pipe and carries to the storage water tank again in, the feature of environmental protection of reinforcing device, the water resource has been practiced thrift.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic structural diagram of the case of the present invention;

FIG. 3 is a schematic sectional view of the case according to the present invention;

FIG. 4 is a schematic sectional view of the water storage tank of the present invention.

In the figure: 1. a box body; 2. a smoke inlet groove; 3. a dust collection fan; 4. a smoke inlet hood; 5. a water storage tank; 6. a water delivery pipe; 7. a spray head; 8. a smoke outlet groove; 9. an exhaust fan; 10. a condenser; 11. a connecting pipe; 12. a chute; 13. a filter plate; 14. a handle; 15. a first plug hole; 16. a fixed seat; 17. a second plug hole; 18. a bolt; 19. a water pump; 20. a water supply pipe; 21. a water injection port.

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.

Example (b): referring to fig. 1-4, the device comprises a box body 1, a smoke inlet groove 2 is formed in one side of the box body 1, a dust absorption fan 3 is arranged in the smoke inlet groove 2, a smoke inlet hood 4 is fixedly arranged on one side of the box body 1, a water storage tank 5 is fixedly arranged on the outer side wall of the box body 1, a water delivery pipe 6 is fixedly arranged on one side of the water storage tank 5, one side of the water delivery pipe 6 penetrates through the outer side wall of the box body 1 and extends into the box body 1, a spray nozzle 7 is fixedly arranged at one end of the water delivery pipe 6, a smoke outlet groove 8 is formed in the other side of the box body 1, an exhaust fan 9 is arranged in the smoke outlet groove 8, a condenser 10 is fixedly arranged on the top surface of the box body 1, a connecting pipe 11 is fixedly arranged on one side of the condenser 10, one end of the connecting pipe 11 penetrates through the outer side wall of the box body 1 and extends into the box body 1, a chute 12 is formed in which a filter plate 13 is slidably connected with the chute 12, and filtered waste water can be filtered through the filter plate 13, the filterability of the device is enhanced, one side of the filter plate 13 is rotatably connected with the handle 14, one side of the handle 14 is provided with a first inserting hole 15, one side of the box body 1 is fixedly provided with a fixed seat 16, one side of the fixed seat 16 is provided with a second inserting hole 17, a bolt 18 is movably sleeved in the second inserting hole 17, the bolt 18 is matched with the first inserting hole 15, a water pump 19 is arranged in the box body 1, one end of the water pump 19 is fixedly provided with a water supply pipe 20, the other end of the water supply pipe 20 penetrates through the inner side wall of the box body 1 and extends to the outside of the box body 1, the other end of the water supply pipe 20 is fixedly connected with the bottom surface of the water storage tank 5, the water pump 19 is started, the filtered water is conveyed into the water storage tank 5 again through the water supply pipe 20, the environmental protection performance of the device is enhanced, the water resource is saved, the smoke inlet cover 4 is of a trapezoidal structure, the two ends of the smoke inlet cover 4 are open, the smoke inlet cover 4 can effectively convey smoke into the box body 1, convenient for the flue gas to enter, the top surface fixed mounting of storage water tank 5 has water filling port 21, water filling port 21 is linked together with storage water tank 5, inject water into storage water tank 5 through water filling port 21, through starting dust absorption fan 3, dust absorption fan 3 can inhale the flue gas in the box 1, start shower nozzle 7, shower nozzle 7 can spout water smoke and fuse with the flue gas, cool down the flue gas, and handle harmfulness in the flue gas with the dust, start condenser 10, condenser 10 can carry air conditioning to the box 1 in, air conditioning can be quick cools down for the flue gas, cool down and the flue gas after the filtration can be discharged through going out smoke groove 8, the waste water after the filtration can be filtered through filter 13, through inserting bolt 18 in first spliced eye 15 and second spliced eye 17, fix filter 13 in spout 12 effectively, start water pump 19, water pump 19 will filter the water after through flow pipe 20 and transport to storage water tank 5 again, the environmental protection of the device is enhanced, and water resources are saved.

When in use: through starting dust absorption fan 3, dust absorption fan 3 can be with in the flue gas suction box 1, start shower nozzle 7, shower nozzle 7 can spout water smoke and flue gas fusion, cool down the flue gas, and to the harmfulness in the flue gas in handling with the dust, start condenser 10, condenser 10 can carry air conditioning to in the box 1, air conditioning can be quick cools down for the flue gas, the flue gas after cooling and filtering can be through going out smoke groove 8 discharge to the outside, waste water after the filtration can filter through filter 13, through inserting first spliced eye 15 and second spliced eye 17 with bolt 18 in, fix filter 13 in spout 12 effectively, start water pump 19, water pump 19 passes through flow pipe 20 after will filtering and carries to storage water tank 5 again, the feature of environmental protection of reinforcing means, the water resource has been practiced thrift water resource

To sum up, through starting dust absorption fan 3, dust absorption fan 3 can be with in the flue gas suction box 1, start shower nozzle 7, shower nozzle 7 can spout water smoke and flue gas fusion, cool down the flue gas, and to harmful effect in the flue gas in with the dust handle, start condenser 10, condenser 10 can carry air conditioning to in the box 1, air conditioning can be quick cools down for the flue gas, the flue gas after cooling and filtering can be through going out smoke groove 8 to the external discharge, waste water after the filtration can filter through filter 13, through inserting bolt 18 in first spliced eye 15 and second spliced eye 17, fix filter 13 in spout 12 effectively, start water pump 19, water pump 19 carries the water after the filtration to storage water tank 5 in through flow pipe 20 again, the feature of environmental protection of reinforcing device, the water resource has been practiced thrift.

It should be noted that, in this document, terms such as "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

1. The utility model provides a flue gas cooling device for steelmaking, includes box (1), its characterized in that, smoke inlet groove (2) have been seted up to one side of box (1), be provided with dust absorption fan (3) in smoke inlet groove (2), one side fixed mounting of box (1) has smoke inlet cover (4), the lateral wall fixed mounting of box (1) has storage water tank (5), one side fixed mounting of storage water tank (5) has raceway (6), one side of raceway (6) runs through the lateral wall of box (1) and extends to in box (1) always, the one end fixed mounting of raceway (6) has shower nozzle (7), smoke outlet groove (8) have been seted up to the opposite side of box (1), be provided with air discharge fan (9) in smoke outlet groove (8), the top surface fixed mounting of box (1) has condenser (10), one side fixed mounting of condenser (10) has connecting pipe (11), one end of the connecting pipe (11) penetrates through the outer side wall of the box body (1) and extends into the box body (1).

2. The flue gas cooling device for steelmaking according to claim 1, wherein a chute (12) is formed in one side of the box body (1), and a filter plate (13) is slidably connected in the chute (12).

3. The flue gas cooling device for steelmaking according to claim 2, wherein one side of the filter plate (13) is rotatably connected with a handle (14), one side of the handle (14) is provided with a first plug hole (15), one side of the box body (1) is fixedly provided with a fixed seat (16), one side of the fixed seat (16) is provided with a second plug hole (17), a plug pin (18) is movably sleeved in the second plug hole (17), and the plug pin (18) is matched with the first plug hole (15).

4. The smoke cooling device for steelmaking according to claim 1, wherein a water pump (19) is arranged in the box body (1), one end of the water pump (19) is fixedly provided with a water supply pipe (20), the other end of the water supply pipe (20) penetrates through the inner side wall of the box body (1) and extends to the outside of the box body (1), and the other end of the water supply pipe (20) is fixedly connected with the bottom surface of the water storage tank (5).

5. The steelmaking flue gas cooling device as claimed in claim 1, wherein said fume intake hood (4) is of a trapezoidal structure, and both ends of said fume intake hood (4) are open.

6. The smoke cooling device for steelmaking according to claim 1, wherein a water filling port (21) is fixedly installed on the top surface of the water storage tank (5), and the water filling port (21) is communicated with the water storage tank (5).