CN220393782U - Cooling structure of blast furnace bottom - Google Patents
Cooling structure of blast furnace bottom Download PDFInfo
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- CN220393782U CN220393782U CN202321930855.5U CN202321930855U CN220393782U CN 220393782 U CN220393782 U CN 220393782U CN 202321930855 U CN202321930855 U CN 202321930855U CN 220393782 U CN220393782 U CN 220393782U
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- water storage
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- 238000001816 cooling Methods 0.000 title claims abstract description 76
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 182
- 229920000742 Cotton Polymers 0.000 claims abstract description 11
- 238000001514 detection method Methods 0.000 claims abstract description 11
- 238000001914 filtration Methods 0.000 claims abstract description 9
- 238000004140 cleaning Methods 0.000 claims abstract description 8
- 239000011449 brick Substances 0.000 claims abstract description 7
- 239000007921 spray Substances 0.000 claims description 16
- 238000003756 stirring Methods 0.000 claims description 12
- 239000007788 liquid Substances 0.000 abstract description 20
- 230000000694 effects Effects 0.000 abstract description 12
- 230000000903 blocking effect Effects 0.000 abstract 1
- 238000005507 spraying Methods 0.000 abstract 1
- 239000000498 cooling water Substances 0.000 description 8
- 238000009825 accumulation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model relates to the technical field of blast furnaces, in particular to a cooling structure of a blast furnace bottom, which comprises a frame: the upper end of the frame is provided with a cooling structure, the side surface of the frame is provided with a filtering structure, the side surface of the frame is provided with a temperature detection structure, the temperature detection structure is positioned right below the filtering structure, the inside of the frame is provided with a water storage structure, and a scale cleaning structure is arranged right below the water storage structure; the water in the cooling pipe is used for cooling the brick layer to reduce the temperature of the bottom of the boiler, the nozzle is used for spraying the bottom of the cooling pipe, and the place with poor cooling effect is subjected to secondary cooling, so that the cooling effect of the device is improved; the gaseous water is blown to the filter cotton through the first fan, so that the gaseous water is separated into gas and liquid water, the liquid water flows to the water storage tank, and the water leakage channel is overlapped with holes on two sides through the movement of the movable rod, so that the water of the water storage tank can flush scale, the scale is prevented from blocking a pipeline, and the water circulation is damaged.
Description
Technical Field
The utility model relates to the technical field of blast furnaces, in particular to a cooling structure of a blast furnace bottom.
Background
The cooling structure of blast furnace bottom is the key position of blast furnace, because the temperature of blast furnace bottom is about 1000~1300 ℃ generally, in order to guarantee the security and the service life of stove bottom, therefore set up a cooling structure and cool down the stove bottom, improve the security and the life of stove bottom, and current cooling structure still has certain use defect, like:
the patent number is CN200920206547.1, and when the device is used, the cooling effect of the water cooling pipe is improved by directly burying the water cooling pipe in the carbon bricks below the furnace bottom, but the cooling effect at the place where the water cooling pipe cannot be covered is poor, the temperature of scale is not solved, the pipeline is easily blocked, and the water circulation is damaged.
Disclosure of Invention
The utility model aims to solve the problems, and provides a cooling structure of a blast furnace bottom, which solves the problems of low cooling range efficiency and pipeline blockage caused by scale accumulation of the cooling device of the existing blast furnace bottom.
A cooling structure of a blast furnace hearth, comprising a frame: the upper end of the frame is provided with a cooling structure, the side surface of the frame is provided with a filtering structure, the side surface of the frame is provided with a temperature detection structure, the temperature detection structure is positioned right below the filtering structure, the inside of the frame is provided with a water storage structure, and a scale cleaning structure is arranged right below the water storage structure;
preferably, the cooling structure comprises a cooling pipe, a water inlet pipe and a spray head, wherein the water inlet pipe is arranged on the side face of the frame, the cooling pipe is arranged on the inner wall of the upper end of the frame and is tiled on the inner wall of the upper end of the frame in an S shape, the water pipe is arranged in the frame and is positioned right below the cooling pipe, and the spray head is arranged at the upper end of the water pipe;
preferably, the filter structure comprises a first fan, filter cotton, a box body, an air outlet, a water storage tank and a water outlet, wherein the first fan is embedded in the inner wall of the frame, the box body is arranged on the side face of the frame, the air outlet is arranged at the upper end of the box body, the filter cotton is arranged in the box body, the water storage tank is arranged on the side face of the frame, the water storage tank is arranged under the box body, and the water outlet is arranged on the side face of the water storage tank;
preferably, the water storage structure comprises an inclined drain pipe, a water storage tank and stirring blades, wherein the inclined drain pipe is arranged in the frame and is positioned right below the water pipe, the stirring blades are arranged at the lower end of the inclined drain pipe, the water storage tank is arranged in the frame, and the stirring blades are positioned in the water storage tank;
preferably, the temperature detection structure comprises a baffle, paddles and a second fan, the second fan is arranged on the side face of the frame and is positioned right below the box body, the paddles are arranged on one side of the second fan and are embedded in the inclined leakage pipe, and the baffle is arranged at the upper end of each paddle;
preferably, the scale cleaning structure comprises a movable rod, a water leakage channel, a return spring and holes, wherein the movable rod is arranged in the frame and is positioned right below the water storage tank, the return spring is arranged on one side of the movable rod, the plurality of water leakage channels are arranged in the movable rod, and the plurality of holes are arranged on two sides of the movable rod;
preferably, the brick layers are arranged at the upper end and the lower end of the frame, the water pump is arranged on the side face of the frame and located below the water inlet pipe, the inclined plate is arranged in the frame and located right below the movable rod, and the water outlet is arranged at the bottom of the side face of the frame.
The beneficial effects of the utility model are as follows:
1. when the cooling structure is used, the water in the cooling pipe cools the brick layer to reduce the temperature of the bottom of the boiler, and the cooling water continuously flows to the spray head, and is sprayed to the bottom of the cooling pipe by the spray head to secondarily cool the place with poor cooling effect of the cooling pipe, so that the cooling effect of the device is improved;
2. when the cooling structure is used, the gaseous water is blown to the filter cotton through the first fan, so that the gaseous water is separated into gas and liquid water, the liquid water flows to the water storage tank, the water can be used for the second time, the water leakage channel is overlapped with the leak holes on the two sides through the movement of the movable rod, the water of the water storage tank can be used for flushing scale, the pipeline is prevented from being blocked by the scale, and the water circulation is damaged.
Drawings
FIG. 1 is a schematic overall sectional view of the present utility model;
FIG. 2 is a schematic diagram of the overall front view of the present utility model;
FIG. 3 is a schematic view of a scale cleaning structure according to the present utility model;
fig. 4 is a schematic diagram of a temperature detection structure according to the present utility model.
In the figure: 1. a frame; 2. brick layers; 3. a cooling tube; 4. a water inlet pipe; 5. a baffle; 6. a spray head; 7. a first fan; 8. a water leakage channel; 9. a water pump; 10. tilting the drain pipe; 11. a paddle; 12. a second fan; 13. a water storage tank; 14. stirring the leaves; 15. a water outlet; 16. filtering cotton; 17. an air outlet; 18. a water storage tank; 19. a water outlet; 20. an inclined plate; 21. a return spring; 22. a movable rod; 23. a water pipe; 24. a case; 25. vulnerability.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The specific implementation method comprises the following steps: as shown in fig. 1 to 4, a cooling structure for a blast furnace hearth includes a frame 1: the upper end of frame 1 is provided with cooling structure, and the side of frame 1 is provided with filtration, and the side of frame 1 is provided with temperature detection structure, and temperature detection structure is located filtration under, and the inside of frame 1 is provided with retaining structure, is provided with the incrustation scale clearance structure under the retaining structure.
The cooling structure comprises a cooling pipe 3, a water passing pipe 23, a water inlet pipe 4 and a spray head 6, wherein the water inlet pipe 4 is arranged on the side face of the frame 1, the cooling pipe 3 is arranged on the inner wall of the upper end of the frame 1, the cooling pipe 3 is tiled on the inner wall of the upper end of the frame 1 in an S-shaped manner, the water passing pipe 23 is arranged in the frame 1, the water passing pipe 23 is positioned under the cooling pipe 3, and the spray head 6 is arranged at the upper end of the water passing pipe 23;
when the cooling structure is used, the cooling water is connected into the cooling pipe 3 through the water inlet pipe 4, the cooling water enters the boiler bottom of the boiler, the cooling pipe 3 is horizontally paved in an S-shaped mode, the cooling water passes through the cooling pipe 3 and flows into the water inlet pipe 23, the spray head 6 sprays the cooling water upwards, and the cooling effect of the device can be improved by performing secondary cooling on the place which is not covered by the cooling pipe 3 and has poor cooling effect.
The filter structure comprises a first fan 7, filter cotton 16, a box 24, an air outlet 17, a water storage tank 18 and a water outlet 19, wherein the first fan 7 is embedded in the inner wall of the frame 1, the box 24 is arranged on the side surface of the frame 1, the air outlet 17 is arranged at the upper end of the box 24, the filter cotton 16 is arranged in the box 24, the water storage tank 18 is arranged on the side surface of the frame 1, the water storage tank 18 is arranged under the box 24, and the water outlet 19 is arranged on the side surface of the water storage tank 18;
when the cooling structure is used, water sprayed out through the spray head 6 cools the boiler bottom, and a part of liquid water is converted into gaseous water due to the higher temperature of the boiler bottom, at the moment, the motor drives the first fan 7 to rotate, so that the gaseous water is blown to the inside of the box 24 by a larger power, the liquid water falls downwards, when the gaseous water is blown into the inside of the box 24, the gaseous water is filtered through the filter cotton 16, so that the gaseous water is separated into gas and liquid water, the gas flows out through the air outlet 17, the liquid water flows downwards and finally reaches the inside of the water storage tank 18, and the filtered liquid water can be reused through the water outlet 19.
The water storage structure comprises an inclined drain pipe 10, a water storage tank 13 and stirring blades 14, wherein the inclined drain pipe 10 is arranged in the frame 1, the inclined drain pipe 10 is positioned right below the water pipe 23, the stirring blades 14 are arranged at the lower end of the inclined drain pipe 10, the water storage tank 13 is arranged in the frame 1, and the stirring blades 14 are positioned in the water storage tank 13;
when the cooling structure is used, the boiler bottom is cooled by water sprayed out through the spray head 6, a part of liquid water is converted into gaseous water due to higher temperature of the boiler bottom, a part of liquid water falls into the inclined drain pipe 10 and flows into the water storage tank 13 along the inclined drain pipe 10, the stirring blade 14 is driven by the motor to rotate, water in the water storage tank 13 can be stirred and cooled, the cooled water in the water storage tank 13 is extracted by the water pump 9, the cooled water is refilled into the cooling pipe 3, and the water recycling is realized.
The temperature detection structure comprises a baffle 5, paddles 11 and a second fan 12, the second fan 12 is arranged on the side face of the frame 1, the second fan 12 is located right below the box 24, the paddles 11 are arranged on one side of the second fan 12, the paddles 11 are embedded in the inclined bushing 10, and the baffle 5 is arranged at the upper end of the paddles 11;
when the cooling structure is used, water sprayed out through the spray head 6 cools the boiler bottom, a part of liquid water is converted into gaseous water due to the fact that the temperature of the boiler bottom is higher, a part of liquid water falls into the inclined drain pipe 10, when the temperature of the boiler bottom is higher, the liquid water is converted into gaseous water, the liquid water flowing into the inclined drain pipe 10 is less, the water flow passes through one side of the baffle 5, which is blocked by the baffle plate and flows to the blades 11, the blades 11 are driven to rotate, at the moment, the water flow is less, so that the rotation speed of the blades 11 is slower, the blades 11 drive the second fan 12 to rotate at the moment, the rotation speed of the blades 11 is also slower, the temperature of the boiler bottom can be detected, at the moment, due to the fact that a large amount of cooling water is timely introduced, damage to the boiler bottom is prevented, when the temperature of the boiler bottom is lower, the liquid water is converted into the gaseous water, the liquid water flowing into the inclined drain pipe 10 is more, at the moment, the rotation speed of the blades 11 is faster, the blades 11 drive the second fan 12 to rotate, the rotation speed of the blades 11 is also the second fan 12, and the temperature of the boiler bottom is lower, and the temperature can be detected.
The scale cleaning structure comprises a movable rod 22, a water leakage channel 8, a return spring 21 and holes 25, wherein the movable rod 22 is arranged in the frame 1, the movable rod 22 is positioned right below the water storage tank 13, the return spring 21 is arranged on one side of the movable rod 22, the plurality of water leakage channels 8 are arranged in the movable rod 22, and the plurality of holes 25 are arranged on two sides of the movable rod 22;
the brick layer 2 is arranged at the upper end and the lower end of the frame 1, the water pump 9 is arranged at the side surface of the frame 1, the water pump 9 is positioned below the water inlet pipe 4, the inclined plate 20 is arranged in the frame 1, the inclined plate 20 is positioned under the movable rod 22, and the water outlet 15 is arranged at the bottom of the side surface of the frame 1
When the cooling structure is used, the movable rod 22 is pushed to move to the position of the return spring 21, so that the water leakage channel 8 and the leak 25 are overlapped, water in the water storage tank 13 can flow into the surface of the inclined plate 20 through the water leakage channel 8, and water in the water storage tank 13 can flush scale formed by high temperature in the water storage tank 13 to the surface of the inclined plate 20, thereby achieving the effect of cleaning the scale in the water storage tank 13, preventing the pipeline from being blocked due to scale accumulation and damaging water circulation.
When the cooling device is used, the cooling water is connected into the cooling pipe 3 through the water inlet pipe 4, so that the bottom of the boiler is cooled, and the cooling water is sprayed upwards through the spray head 6, so that the place with poor cooling effect due to the uncovered cooling pipe 3 can be subjected to secondary cooling, and the cooling effect of the device can be improved;
when the temperature of the bottom of the boiler is higher, water sprayed by the spray head 6 can be partially converted into gaseous water, at the moment, the motor drives the first fan 7 to rotate, the gaseous water is blown into the interior of the box 24, the gaseous water is filtered by the filter cotton 16, the liquid water is filtered out, and the liquid water flows into the water storage tank 18, so that the effect of reutilizing the water is achieved;
part of liquid water falls into the inclined drain pipe 10 and flows into the water storage tank 13 along the inclined drain pipe 10, the stirring blade 14 is driven by the motor to rotate, so that the water in the water storage tank 13 can be stirred and cooled, the cooled water in the water storage tank 13 is extracted by the water pump 9, and the cooled water is refilled into the cooling pipe 3, so that the water can be recycled;
when scale is formed in the water storage tank 13 due to high temperature, the movable rod 22 is pushed to move to the position of the return spring 21, so that the water leakage channel 8 and the leak 25 are overlapped, water in the water storage tank 13 can flush the scale in the water storage tank 13 to the surface of the inclined plate 20, and then the water is discharged through the water outlet 15, so that the pipeline is prevented from being blocked due to the accumulation of the scale, and the water circulation is prevented.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (7)
1. A cooling structure of a blast furnace hearth, characterized by comprising a frame (1): the cooling structure is arranged at the upper end of the frame (1), the filtering structure is arranged on the side face of the frame (1), the temperature detection structure is arranged on the side face of the frame (1) and is located under the filtering structure, the water storage structure is arranged in the frame (1), and the scale cleaning structure is arranged under the water storage structure.
2. A cooling structure for a blast furnace bottom according to claim 1, wherein: the cooling structure comprises a cooling pipe (3), a water passing pipe (23), a water inlet pipe (4) and a spray head (6), wherein the water inlet pipe (4) is arranged on the side face of the frame (1), the cooling pipe (3) is arranged on the inner wall of the upper end of the frame (1), the cooling pipe (3) is paved on the inner wall of the upper end of the frame (1) in an S-shaped mode, the water passing pipe (23) is arranged in the frame (1), the water passing pipe (23) is located under the cooling pipe (3), and the spray head (6) is arranged at the upper end of the water passing pipe (23).
3. A cooling structure for a blast furnace bottom according to claim 1, wherein: the filter structure comprises a first fan (7), filter cotton (16), a box body (24), an air outlet (17) and a water storage tank (18) and a water outlet (19), wherein the first fan (7) is embedded in the inner wall of the frame (1), the box body (24) is arranged on the side face of the frame (1), the air outlet (17) is arranged at the upper end of the box body (24), the filter cotton (16) is arranged in the box body (24), the water storage tank (18) is arranged on the side face of the frame (1), the water storage tank (18) is arranged under the box body (24), and the water outlet (19) is arranged on the side face of the water storage tank (18).
4. A cooling structure for a blast furnace bottom according to claim 2, wherein: the water storage structure comprises an inclined drain pipe (10), a water storage tank (13) and stirring blades (14), wherein the inclined drain pipe (10) is arranged in the frame (1), the inclined drain pipe (10) is located right below the water pipe (23), the stirring blades (14) are arranged at the lower end of the inclined drain pipe (10), the water storage tank (13) is arranged in the frame (1), and the stirring blades (14) are located in the water storage tank (13).
5. The cooling structure for a blast furnace bottom according to claim 4, wherein: the temperature detection structure comprises a baffle (5), paddles (11) and a second fan (12), wherein the second fan (12) is arranged on the side face of the frame (1), the second fan (12) is located under the box body (24), the paddles (11) are arranged on one side of the second fan (12), the paddles (11) are embedded in the inclined leakage pipe (10), and the baffle (5) is arranged at the upper end of the paddles (11).
6. The cooling structure for a blast furnace bottom according to claim 4, wherein: the scale cleaning structure comprises a movable rod (22), a water leakage channel (8), a reset spring (21) and a loophole (25), wherein the movable rod (22) is arranged in the frame (1), the movable rod (22) is located under the water storage tank (13), the reset spring (21) is arranged on one side of the movable rod (22), the plurality of water leakage channels (8) are arranged in the movable rod (22), and the plurality of loopholes (25) are arranged on two sides of the movable rod (22).
7. A cooling structure for a blast furnace bottom according to claim 1, wherein: the brick layer (2) is arranged at the upper end and the lower end of the frame (1), a water pump (9) is arranged on the side face of the frame (1), the water pump (9) is located below the water inlet pipe (4), an inclined plate (20) is arranged in the frame (1), the inclined plate (20) is located under the movable rod (22), and a water outlet (15) is formed in the bottom of the side face of the frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321930855.5U CN220393782U (en) | 2023-07-21 | 2023-07-21 | Cooling structure of blast furnace bottom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321930855.5U CN220393782U (en) | 2023-07-21 | 2023-07-21 | Cooling structure of blast furnace bottom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220393782U true CN220393782U (en) | 2024-01-26 |
Family
ID=89612518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321930855.5U Active CN220393782U (en) | 2023-07-21 | 2023-07-21 | Cooling structure of blast furnace bottom |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220393782U (en) |
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2023
- 2023-07-21 CN CN202321930855.5U patent/CN220393782U/en active Active
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