CN112695144B - Blast furnace circulating water cooling device - Google Patents
Blast furnace circulating water cooling device Download PDFInfo
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- CN112695144B CN112695144B CN202011453025.9A CN202011453025A CN112695144B CN 112695144 B CN112695144 B CN 112695144B CN 202011453025 A CN202011453025 A CN 202011453025A CN 112695144 B CN112695144 B CN 112695144B
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- cooling
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- blast furnace
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/10—Cooling; Devices therefor
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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The invention discloses a blast furnace circulating water cooling device, which comprises a cooling ring and a cooling fin, wherein the cooling ring and the cooling fin are communicated through a water channel in sequence; the cooling fins are arranged along the circumferential direction of the cooling ring; a rotating fan blade is arranged in a middle cavity formed by enclosing the cooling ring and the cooling fins and is connected with a rotating motor; the cooling ring comprises a cooling ring front plate, a cooling ring rotating ring and a cooling ring rear plate which are sequentially connected; the cooling fin comprises a cooling fin top water passing ring, a cooling fin body and a cooling fin bottom water passing pipe; and a cooling ring rotating ring gear is arranged on the outer annular surface of the cooling ring rotating ring, and a cooling ring rotating ring stirring plate is arranged on the annular surface of the inner side of the cooling ring rotating ring. The blast furnace circulating water cooling device can rapidly cool the blast furnace circulating water, and has high cooling speed and high efficiency.
Description
Technical Field
The invention relates to the field of blast furnace equipment, in particular to a circulating water cooling device for a blast furnace.
Background
In normal work of the blast furnace, the blast furnace needs to be cooled continuously, cooling water passes through a cooled component cavity and takes away heat from the surface of the cooling water, and therefore the temperature of the cooling water is increased. Cooling is usually performed with circulating water.
However, in the existing cooling process of the circulating water, the circulating water has long circulating process and long cooling time, so that a large amount of circulating water is used for cooling the blast furnace, and the production efficiency and the operation cost are too large.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a blast furnace circulating water cooling device which can rapidly cool circulating water and has the advantage that the cooling temperature balance is not disordered.
The invention firstly provides a blast furnace circulating water cooling device, which comprises a cooling ring and a cooling fin, wherein the cooling ring and the cooling fin are communicated by a water channel in sequence; the cooling fins are arranged along the circumferential direction of the cooling ring; a rotating fan blade is arranged in a middle cavity formed by enclosing the cooling ring and the cooling fins and is connected with a rotating motor; the cooling ring comprises a cooling ring front plate, a cooling ring rotating ring and a cooling ring rear plate which are sequentially connected; the cooling fin comprises a cooling fin top water passing ring, a cooling fin body and a cooling fin bottom water passing pipe; and a cooling ring rotating ring gear is arranged on the outer annular surface of the cooling ring rotating ring, and a cooling ring rotating ring stirring plate is arranged on the annular surface of the inner side of the cooling ring rotating ring.
The invention also provides the following optimization scheme:
preferably, a stirring plate groove is formed in the cooling ring rotating ring stirring plate.
More preferably, the top water passing ring of the cooling fin is divided into equal arc-shaped water passing pipelines.
More preferably, the rotating blades are provided as helical blades.
More preferably, the cooling fin body is communicated with the bottom of the arc-shaped water pipeline.
More preferably, the cooling ring and the cooling fin are connected in series.
More preferably, the cooling fins are arranged as rectangular cooling fins.
More preferably, the arc-shaped water pipeline is connected with the cooling ring through water.
The invention has the beneficial effects that:
1. the blast furnace circulating water cooling device can rapidly cool the blast furnace circulating water, and has high cooling speed and high efficiency;
2. the blast furnace circulating water cooling device can cool and balance the temperature at the same time, so that the temperature of the final cooling water is consistent;
3. the blast furnace circulating water cooling device adopts a spiral air draft mode, and the cooling water has high heat exchange efficiency and high heat exchange speed.
Drawings
FIG. 1 is a front view of a blast furnace circulating water cooling device according to a preferred embodiment of the present invention;
FIG. 2 is a side view of a blast furnace circulating water cooling apparatus according to a preferred embodiment of the present invention;
FIG. 3 is a perspective view of a blast furnace circulating water cooling apparatus according to a preferred embodiment of the present invention;
FIG. 4 is a front perspective view of a blast furnace circulating water cooling device according to a preferred embodiment of the present invention;
FIG. 5 is a side perspective view of a blast furnace circulating water cooling device according to a preferred embodiment of the present invention;
FIG. 6 is a perspective view of a blast furnace circulating water cooling apparatus according to a preferred embodiment of the present invention;
the specific reference numbers are:
1, cooling a ring; 2, cooling fins; 3 rotating the fan blades; 4 rotating the motor; 11 cooling the ring front plate; 12 cooling the ring rotating ring; 13 cooling the ring back plate; 14 cooling the ring rotating ring gear; 15 cooling the ring rotating ring stirring plate; 16 cooling ring water through holes; 21, a water ring is arranged at the top of the cooling fin; 22 cooling fin body; 23, a water pipe at the bottom of the cooling fin; 24 arc water pipeline; 151 stir the plate grooves.
Detailed Description
In order that those skilled in the art will better understand the technical solutions of the present invention, the present invention will be further described in detail with reference to the following embodiments.
As shown in fig. 1-6, the blast furnace circulating water cooling device of the invention comprises a cooling ring 1 and a cooling fin 2 which are communicated with each other by water paths in sequence; the cooling fins 2 are arranged along the circumferential direction of the cooling ring 1; a rotating fan blade 3 is arranged in a middle cavity formed by enclosing the cooling ring 1 and the cooling fins 2, and the rotating fan blade 3 is connected with a rotating motor 4; the cooling ring 1 comprises a cooling ring front plate 11, a cooling ring rotating ring 12 and a cooling ring rear plate 13 which are connected in sequence; the cooling fin 2 comprises a cooling fin top water passing ring 21, a cooling fin body 22 and a cooling fin bottom water passing pipe 23; a cooling ring rotating ring gear 14 is arranged on the outer annular surface of the cooling ring rotating ring 12, and a cooling ring rotating ring stirring plate 15 is arranged on the inner annular surface of the cooling ring rotating ring 12.
The cooling ring 1 is arranged in a circular ring shape, the rotating fan blades 3 are arranged at the middle inner hole, and enough circular hole spaces for the rotating fan blades 3 in the middle are reserved on the whole cooling ring 1 and the cooling fins 2. And the cooling fins 2 are circumferentially arranged in the radial direction of the cooling ring 1 without exceeding the inner ring radius distance of the cooling ring 1. The cooling ring 1 is provided with the cooling fin top through water ring 21 with the cooling fin 2 junction, and the cooling fin top through water ring 21 carries out the subregion drainage to cooling fin 2 with the cooling water after the cooling ring 1 carries out temperature equilibrium, because the water flow velocity of cooling fin 2 is lower relatively, consequently needs cooling fin top through water ring 21 to carry out sharing and the equilibrium of pressure for can not cause the imbalance of velocity of flow because of the lug connection to cooling ring 1. The cooling ring front plate 11 and the cooling ring back plate 13 are both provided with cooling ring water through holes 16, and the cooling ring rotating ring 12 is rotatably connected with the cooling ring front plate 11 and the cooling ring back plate 13. The cooling ring rotating ring agitating plates 15 are provided to extend in the radial direction of the cooling ring 1, and may be provided in a circumferential arrangement, preferably, at an angle with respect to the radial direction of the cooling ring 1, so that the resistance to rotation can be reduced.
And a stirring plate groove 151 is formed in the cooling ring rotating ring stirring plate 15. The stirring plate groove 151 is to increase the amount of water passing during stirring.
The cooling fin top water ring 21 is divided into equal arc water pipelines 24. The arc-shaped water passage lines 24 are provided uniformly in order to disperse the water pressure and reduce the flow pressure of the cooling fins 2.
The rotary fan blades 3 are arranged as helical fan blades. The rotating fan blades 3 are arranged into spiral fan blades to increase the air draft efficiency during rotation.
The cooling fin body 22 is communicated with the bottom of the arc-shaped water pipeline 24. The top of the cooling fin body 22 is communicated with the bottom of the arc-shaped water pipeline 24.
The cooling ring 1 and the cooling fins 2 are connected in series. The cooling ring 1 and the cooling fin 2 are preferably arranged in series with an interval therebetween. Preferably, three cooling rings 1 and cooling fins 2 are provided to surround the rotor blade 3 from the annular surface, thereby increasing the rotary suction force of the rotor blade 3.
The cooling fins 2 are arranged as rectangular cooling fins 2.
The arc-shaped water pipeline 24 is connected with the cooling ring 1 through water.
Example one
The blast furnace circulating water cooling device of the embodiment comprises a cooling ring 1 and a cooling fin 2 which are communicated with each other by water channels in sequence; the cooling fins 2 are arranged along the circumferential direction of the cooling ring 1; a rotating fan blade 3 is arranged in a middle cavity formed by enclosing the cooling ring 1 and the cooling fins 2, and the rotating fan blade 3 is connected with a rotating motor 4; the cooling ring 1 comprises a cooling ring front plate 11, a cooling ring rotating ring 12 and a cooling ring rear plate 13 which are connected in sequence; the cooling fin 2 comprises a cooling fin top water passing ring 21, a cooling fin body 22 and a cooling fin bottom water passing pipe 23; a cooling ring rotating ring gear 14 is arranged on the outer annular surface of the cooling ring rotating ring 12, and a cooling ring rotating ring stirring plate 15 is arranged on the inner annular surface of the cooling ring rotating ring 12. And a stirring plate groove 151 is formed in the cooling ring rotating ring stirring plate 15. The cooling fin top water ring 21 is divided into equal arc water pipelines 24. The rotary fan blades 3 are arranged as helical fan blades. The cooling fin body 22 is communicated with the bottom of the arc-shaped water pipeline 24. The cooling ring 1 and the cooling fins 2 are connected in series. The cooling fins 2 are arranged as rectangular cooling fins 2. The arc-shaped water pipeline 24 is connected with the cooling ring 1 through water.
The using method of the blast furnace circulating water cooling device of the embodiment comprises the following steps:
the rotating motor 4 is started first to make the rotating fan blades 3 start to suck air inwards. The blast furnace circulating water flows in from the cooling ring 1 at one end, and the cooling ring rotating ring driven by the rotating cooling ring rotating ring 12 in the cooling ring 1 stirs the stirring plate 15 to balance the water temperature and the water pressure, and then the blast furnace circulating water starts to flow in the arc-shaped water passing pipeline 24 of the cooling fin top water passing ring 21, and further cooling and heat exchange of the water temperature are carried out. The arc-shaped water pipeline 24 controls the flow rate of water flow so that the water flow does not cause local excessive water pressure on the cooling fins 2 and then starts to flow into the cooling fins 2, and after the cooling fins 2 and the flowing air on the side face perform large-scale heat exchange and cooling, the water flow flows into the next connected cooling ring 1 from the other side of the cooling fins 2 to perform the next round of cooling, and the circulation is performed until the final cooling of the circulating water is completed.
The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the spirit and scope of the invention, and these modifications and adaptations should be considered within the scope of the invention.
Claims (8)
1. The utility model provides a blast furnace circulating water cooling device which characterized in that: comprises a cooling ring and a cooling fin which are communicated with each other by a water channel in sequence; the cooling fins are arranged along the circumferential direction of the cooling ring; a rotating fan blade is arranged in a middle cavity formed by enclosing the cooling ring and the cooling fins and is connected with a rotating motor; the cooling ring comprises a cooling ring front plate, a cooling ring rotating ring and a cooling ring rear plate which are sequentially connected; the cooling fin comprises a cooling fin top water passing ring, a cooling fin body and a cooling fin bottom water passing pipe; a cooling ring rotating ring gear is arranged on the outer annular surface of the cooling ring rotating ring, and a cooling ring rotating ring stirring plate is arranged on the annular surface of the inner side of the cooling ring rotating ring;
the cooling ring is arranged in a ring shape, rotating fan blades are arranged in an inner hole in the middle, and a circular hole space for rotating the rotating fan blades is reserved between the whole cooling ring and the cooling fins; the cooling fins are circumferentially arranged along the radial direction of the cooling ring and do not exceed the inner ring radius distance of the cooling ring; a cooling fin top water-passing ring is arranged at the joint of the cooling ring and the cooling fin, and the cooling water subjected to temperature equalization by the cooling ring is subjected to partition drainage by the cooling fin top water-passing ring; the cooling ring rotating ring is rotatably connected with the cooling ring front plate and the cooling ring rear plate; the cooling ring rotating ring agitating plate is provided to extend in the radial direction of the cooling ring.
2. The blast furnace circulating water cooling device according to claim 1, characterized in that: and a stirring plate groove is formed in the cooling ring rotating ring stirring plate.
3. The blast furnace circulating water cooling device according to claim 2, characterized in that: and the top water passing ring of the cooling fin is divided into equal arc water passing pipelines.
4. The blast furnace circulating water cooling device according to claim 3, wherein: the rotating blades are arranged as helical blades.
5. The blast furnace circulating water cooling device according to claim 4, wherein: the cooling fin body is communicated with the bottom of the arc-shaped water pipeline.
6. The blast furnace circulating water cooling device according to claim 5, characterized in that: the cooling ring and the cooling fins are connected in sequence.
7. The blast furnace circulating water cooling device according to claim 6, characterized in that: the cooling fins are arranged into rectangular cooling fins.
8. The blast furnace circulating water cooling device of claim 7, characterized in that: and the arc-shaped water pipeline is in water connection with the cooling ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011453025.9A CN112695144B (en) | 2020-12-11 | 2020-12-11 | Blast furnace circulating water cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011453025.9A CN112695144B (en) | 2020-12-11 | 2020-12-11 | Blast furnace circulating water cooling device |
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| Publication Number | Publication Date |
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| CN112695144A CN112695144A (en) | 2021-04-23 |
| CN112695144B true CN112695144B (en) | 2022-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011453025.9A Active CN112695144B (en) | 2020-12-11 | 2020-12-11 | Blast furnace circulating water cooling device |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205655705U (en) * | 2016-05-30 | 2016-10-19 | 徐州贵能化工有限公司 | Circulating water cooling tower |
| CN205655702U (en) * | 2016-05-30 | 2016-10-19 | 江苏元盛化工有限公司 | System for cool off circulating water |
| CN209279754U (en) * | 2018-11-13 | 2019-08-20 | 王红 | A kind of cooling device for new energy generator |
| CN209431916U (en) * | 2018-10-12 | 2019-09-24 | 徐州中宇环境科技有限公司 | A kind of thermal power generation recirculated water Zero discharging system |
| CN210969331U (en) * | 2019-07-26 | 2020-07-10 | 福建八方新型建材有限公司 | A quick cooling device for environmental protection brick production |
-
2020
- 2020-12-11 CN CN202011453025.9A patent/CN112695144B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205655705U (en) * | 2016-05-30 | 2016-10-19 | 徐州贵能化工有限公司 | Circulating water cooling tower |
| CN205655702U (en) * | 2016-05-30 | 2016-10-19 | 江苏元盛化工有限公司 | System for cool off circulating water |
| CN209431916U (en) * | 2018-10-12 | 2019-09-24 | 徐州中宇环境科技有限公司 | A kind of thermal power generation recirculated water Zero discharging system |
| CN209279754U (en) * | 2018-11-13 | 2019-08-20 | 王红 | A kind of cooling device for new energy generator |
| CN210969331U (en) * | 2019-07-26 | 2020-07-10 | 福建八方新型建材有限公司 | A quick cooling device for environmental protection brick production |
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| Publication number | Publication date |
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| CN112695144A (en) | 2021-04-23 |
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