CN212357278U - Blast furnace iron notch platform girder steel water cooling protection device - Google Patents
Blast furnace iron notch platform girder steel water cooling protection device Download PDFInfo
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- CN212357278U CN212357278U CN202020328991.7U CN202020328991U CN212357278U CN 212357278 U CN212357278 U CN 212357278U CN 202020328991 U CN202020328991 U CN 202020328991U CN 212357278 U CN212357278 U CN 212357278U
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- water tank
- blast furnace
- steel
- protection device
- cooling protection
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 78
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 52
- 239000010959 steel Substances 0.000 title claims abstract description 52
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 238000001816 cooling Methods 0.000 title claims abstract description 19
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 abstract description 3
- 238000005266 casting Methods 0.000 description 4
- 229910000746 Structural steel Inorganic materials 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000005855 radiation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model discloses a water cooling protection device for steel beam of blast furnace iron notch platform, comprising a water tank, one side fixedly connected with inlet tube of water tank, the opposite side fixedly connected with outlet pipe of water tank, the below of water tank is equipped with the taphole, the upper end of water tank is equipped with a plurality of gas vents, the water tank includes I-shaped steel skeleton and two steel sheets, two the steel sheet is welded respectively in the upper and lower both sides of I-shaped steel skeleton, the size of water tank is 4.6m 8.5m 4.3m, the size of I-shaped steel skeleton and steel sheet is 200mm and 14mm respectively, and is a plurality of the gas vent number is 2 to 3, the diameter of gas vent is 40mm, and the gas vent height is 1.5m, the bottom of water tank is equipped with the thick high temperature resistant castable of 60-80 mm, the water tank is the ladder type structure. This blast furnace iron notch platform girder steel water-cooling protection device is at the regional wind gap platform bearing structure girder steel water-cooling protection of blast furnace iron notch top high temperature, both low cost, and it is convenient to reform transform the technique.
Description
Technical Field
The utility model relates to the technical field related to the production of iron-making blast furnaces, in particular to a water cooling protection device for a steel beam of a blast furnace taphole platform.
Background
The blast furnace tuyere platform is 2.1 meters high away from a casting house platform, an iron notch crossing area is supported by an I-shaped steel beam structure, the I-shaped steel beam above an iron notch is roasted for a long time, the high-temperature slag iron temperature of the liquid level of a main runner is about 1480 degrees, and after the steel beam of the tuyere platform steel structure is roasted for a long time, the steel structure is deformed, corroded and cracked, the collapse phenomenon occurs in serious meeting, and the production safety of the front-furnace casting work is damaged.
A water cooling water tank is manufactured on the tuyere platform above the iron notch, and heat radiated to the structural steel beam by a water cooling method is taken away, so that the safety of long-time work of the structural steel beam of the tuyere platform is ensured.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a blast furnace iron notch platform girder steel water cooling protection device to provide the wind gap platform in iron notch top region in solving above-mentioned background art, make a water tank that leads to water, take away the heat of high temperature radiation to the structure girder steel with water refrigerated method, cool off, ensure that wind gap platform structure girder steel does not receive high temperature to toast, ensure structure girder steel life and safe problem.
In order to achieve the above object, the utility model provides a following technical scheme: blast furnace iron notch platform girder steel water cooling protection device, including the water tank, one side fixedly connected with inlet tube of water tank, the opposite side fixedly connected with outlet pipe of water tank, the below of water tank is equipped with the taphole, the upper end of water tank is equipped with a plurality of gas vents.
Preferably, the water tank includes I-steel skeleton and two steel sheets, two the steel sheet is welded respectively in the upper and lower both sides of I-steel skeleton, the size of water tank is 4.6m 8.5m 4.3m, the size of I-steel skeleton and steel sheet is 200mm and 14mm respectively.
Preferably, the number of the plurality of exhaust ports is 2 to 3, the diameter of the exhaust port is 40mm, and the height of the exhaust port is 1.5 m.
Preferably, the bottom of the water tank is provided with a 60-80 mm thick high-temperature resistant castable.
Preferably, the water tank has a ladder-shaped structure.
Compared with the prior art, the beneficial effects of the utility model are that:
1. by utilizing the method of cooling the circulating water in the water tank, the structural steel beam baked at high temperature for a long time is protected, the technology is simple, the operation is simple and easy, the integral manufacture and installation are simple, and the using effect is good;
2. the blast furnace iron notch platform steel beam water cooling protection device can bear the heat radiation of high-temperature molten iron at a distance of 1.5 meters for a long time, does not crack or deform after being baked by 1480 degrees, ensures the operation safety of workers in a blast furnace iron notch field, and has the advantages of low cost and convenient transformation technology due to the water cooling protection of the steel beam of the blast furnace iron notch platform steel beam in the high-temperature region air port platform supporting structure above the blast furnace iron notch.
Drawings
FIG. 1 is a schematic structural view of the blast furnace taphole platform steel beam water cooling protection device of the utility model.
In the figure: 1 water tank, 2 tapholes, 3 water outlet pipes, 4 exhaust ports and 5 water inlet pipes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1, the present invention provides an embodiment: blast furnace iron notch platform girder steel water cooling protection device, including water tank 1, one side fixedly connected with inlet tube 5 of water tank 1, the opposite side fixedly connected with outlet pipe 3 of water tank 1 leads to the circulating water through inlet tube 5 and outlet pipe 3 in the water tank 1, guarantees that water level is full in the water tank 1, and the below of water tank 1 is equipped with tap hole 2, and the upper end of water tank 1 is equipped with a plurality of gas vents 4, and 1 interior water temperature of waterproof box is too high to meet the drainage meeting accident when not smooth.
The utility model discloses in: the water tank 1 comprises an I-shaped steel framework and two steel plates, the two steel plates are respectively welded on the upper side and the lower side of the I-shaped steel framework, the size of the water tank 1 is 4.6m multiplied by 8.5m multiplied by 4.3m, and the sizes of the I-shaped steel framework and the steel plates are respectively 200mm and 14 mm; the number of the exhaust ports 4 is 2-3, the diameter of each exhaust port 4 is 40mm, and the height of each exhaust port 4 is 1.5 m; the bottom of the water tank 1 is provided with a 60-80 mm thick high-temperature resistant castable; the water tank 1 has a ladder-shaped structure.
The working principle is as follows: a water tank 1 with a length (furnace shell direction) of 4.6 meters and a width (casting field direction) of 8.5 meters and 4.3 meters is manufactured on a tuyere platform above a blast furnace taphole area, 200mm I-shaped steel is adopted as a framework in the middle of the water tank 1, 14mm steel plates are welded compactly up and down, circulating water is communicated with a water outlet pipe 3 through a water inlet pipe 5 in the water tank 1 to ensure that the water level in the water tank 1 is full, 2-3 exhaust ports 4 with the diameters of 40mm and the height of 1.5 meters are arranged on the upper portion of the water tank, accidents are prevented from happening when the water temperature in the water tank 1 is too high and drainage is not smooth, and high-temperature resistant casting material with the thickness of 60-80 mm is arranged at the bottom of the water tank 1 to insulate heat.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (5)
1. Blast furnace iron notch platform girder steel water cooling protection device, including water tank (1), its characterized in that: one side fixedly connected with inlet tube (5) of water tank (1), opposite side fixedly connected with outlet pipe (3) of water tank (1), the below of water tank (1) is equipped with taphole (2), the upper end of water tank (1) is equipped with a plurality of gas vents (4).
2. The blast furnace taphole platform steel beam water cooling protection device of claim 1, characterized in that: the water tank (1) comprises an I-shaped steel framework and two steel plates, wherein the steel plates are welded on the upper side and the lower side of the I-shaped steel framework respectively, the size of the water tank (1) is 4.6m multiplied by 8.5m multiplied by 4.3m, and the sizes of the I-shaped steel framework and the steel plates are 200mm and 14mm respectively.
3. The blast furnace taphole platform steel beam water cooling protection device of claim 1, characterized in that: the number of the exhaust ports (4) is 2-3, the diameter of each exhaust port (4) is 40mm, and the height of each exhaust port (4) is 1.5 m.
4. The blast furnace taphole platform steel beam water cooling protection device of claim 1, characterized in that: the bottom of the water tank (1) is provided with a 60-80 mm thick high-temperature resistant castable.
5. The blast furnace taphole platform steel beam water cooling protection device of claim 1, characterized in that: the water tank (1) is of a ladder-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020328991.7U CN212357278U (en) | 2020-03-17 | 2020-03-17 | Blast furnace iron notch platform girder steel water cooling protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020328991.7U CN212357278U (en) | 2020-03-17 | 2020-03-17 | Blast furnace iron notch platform girder steel water cooling protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212357278U true CN212357278U (en) | 2021-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020328991.7U Active CN212357278U (en) | 2020-03-17 | 2020-03-17 | Blast furnace iron notch platform girder steel water cooling protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212357278U (en) |
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2020
- 2020-03-17 CN CN202020328991.7U patent/CN212357278U/en active Active
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