CN209144184U - A kind of device extending blast furnace crucibe longevity - Google Patents
A kind of device extending blast furnace crucibe longevity Download PDFInfo
- Publication number
- CN209144184U CN209144184U CN201822090900.6U CN201822090900U CN209144184U CN 209144184 U CN209144184 U CN 209144184U CN 201822090900 U CN201822090900 U CN 201822090900U CN 209144184 U CN209144184 U CN 209144184U
- Authority
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- China
- Prior art keywords
- outer diameter
- internal diameter
- stainless steel
- diameter
- blast furnace
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000010963 304 stainless steel Substances 0.000 claims abstract description 14
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 claims abstract description 14
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 13
- 239000010935 stainless steel Substances 0.000 claims abstract description 13
- 238000001816 cooling Methods 0.000 claims abstract description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 239000011449 brick Substances 0.000 abstract description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 8
- 229910052799 carbon Inorganic materials 0.000 abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 238000003466 welding Methods 0.000 abstract description 3
- 230000003628 erosive effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
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- Blast Furnaces (AREA)
Abstract
The utility model discloses it is a kind of extend blast furnace crucibe longevity device, including internal diameter be Φ 15mm outer diameter be 20mm straight tube, internal diameter be Φ 15mm outer diameter be 20mm elbow, internal diameter is that 15mm outer diameter is 304 Stainless steel tee of 22mm, the ordinarily manometer of range 0.6Mpa, the stainless steel ball valve of DN15, cupola well cooling wall, thermometer cage walls, furnace shell；Furnace shell and water and steam in carbon brick at this can be discharged by aperture welding, and be easily installed；It is controlled by end ball valve, can slow down carbon brick erosion periodically to draining and steam discharge is carried out at this between furnace shell and carbon brick, extend the service life of blast furnace crucibe.
Description
Technical field
The utility model belongs to blast furnace ironmaking field, is related to a kind of device for extending blast furnace crucibe longevity.
Background technique
Blast furnace hearth and bottom is the key that relationship generation furnace labour safely.In recent years, with blast furnace heat size and smelting technique
It is constantly progressive, prolonging campaign smelting technique seems abnormal important, and high-level stability is that all ironmaking people pursue to blast furnace for a long time
Target.Cupola well detail design, resistance to material performance, molten iron circulation, operating duty, rate of driving, cooling effect, crude fuel condition etc.
Factor, which can all corrode cupola well lower part brick fuel, to affect.However formed between the furnace shell and carbon brick of traditional blast furnace
Water and steam is the maximum harm for causing carbon brick destruction, hearth breakout, has seriously affected the service life of blast furnace crucibe.
Utility model content
In view of this, can solve the purpose of this utility model is to provide a kind of device for extending blast furnace crucibe longevity
The deficiency of above-mentioned technology.
In order to achieve the above objectives, the utility model provides the following technical solutions:
A kind of device extending blast furnace crucibe longevity, including it is 20mm straight tube, internal diameter Φ that internal diameter, which is Φ 15mm outer diameter,
15mm outer diameter is 20mm elbow, internal diameter be 15mm outer diameter be 304 Stainless steel tee of 22mm, range 0.6Mpa ordinarily manometer,
Stainless steel ball valve, cupola well cooling wall, the thermometer cage walls, furnace shell of DN15；Using the cupola well cooling wall galvanic couple in former furnace shell
Internal diameter is that be that 20mm straight tube is vertical with thermometer cage walls weld Φ 15mm outer diameter by aperture at cage walls, internal diameter Φ
15mm outer diameter is that 20mm straight tube lower part setting connection internal diameter be Φ 15mm outer diameter is 20mm elbow, and internal diameter is that Φ 15mm outer diameter is
It is 304 Stainless steel tee of 22mm that setting internal diameter, which is 15mm outer diameter, on the outside of 20mm elbow, internal diameter be 15mm outer diameter be 22mm 304 not
The ordinarily manometer of rust steel threeway upper end setting range 0.6Mpa, internal diameter is that 15mm outer diameter is the 304 Stainless steel tee outer end 22mm
The stainless steel ball valve of DN15 is set.
The ordinarily manometer of the range 0.6Mpa detects manifold pressure, is arranged by the stainless steel ball valve of DN15
It decontrols and closes;
Further, described device is stainless steel material;
Further, the length of straight pipe of described device is 0.8-1.0m, 15mm, outer diameter 20mm；The elbow of described device is
Elbow bend, internal diameter 15mm, outer diameter 22mm;
Further, 304 stainless steel right-angle tees of described device, internal diameter 15mm, outer diameter 22mm.
Further, the pressure gauge of described device is the ordinarily manometer of range 0.6MPa.
Further, the ball valve is the stainless steel ball valve of DN15.
The utility model has the beneficial effects that:
1, the present apparatus is at low cost, furnace shell and water and steam in carbon brick at this can be discharged by aperture welding, and be easy to
Installation；
2, it is controlled, can be slowed down periodically to draining and steam discharge is carried out at this between furnace shell and carbon brick by end ball valve
Carbon brick corrodes, and extends the service life of blast furnace crucibe.
Detailed description of the invention
In order to keep the purpose of this utility model, technical scheme and beneficial effects clearer, the utility model provides as follows
Attached drawing is illustrated:
Fig. 1 is the schematic diagram of the utility model.
Wherein: 1, it is 20mm straight tube that internal diameter, which is Φ 15mm outer diameter, 2, internal diameter be that Φ 15mm outer diameter is 20mm elbow, 3, internal diameter
Be 304 Stainless steel tee of 22mm for 15mm outer diameter, 4, the ordinarily manometer of range 0.6Mpa, 5, the stainless steel ball valve of DN15,6,
Cupola well cooling wall, 7, thermometer cage walls, 8, furnace shell.
Specific embodiment
Below in conjunction with attached drawing, the preferred embodiment of the utility model is described in detail.
As shown in Figure 1, the utility model include internal diameter be Φ 15mm outer diameter be 20mm straight tube 1, internal diameter is Φ 15mm outer diameter
It is ordinarily manometer 4, the DN15 that 15mm outer diameter is 304 Stainless steel tee 3 of 22mm, range 0.6Mpa for 20mm elbow 2, internal diameter
Stainless steel ball valve 5, cupola well cooling wall 6, thermometer cage walls 7, furnace shell 8；Using 6 galvanic couple of cupola well cooling wall in former furnace shell 8
Cage walls 7 at aperture, be that be that 20mm straight tube 1 is vertical with thermometer cage walls 7 weld Φ 15mm outer diameter by internal diameter, internal diameter
It is 1 lower part of 20mm straight tube setting connection internal diameter for Φ 15mm outer diameter be Φ 15mm outer diameter is 20mm elbow 2, internal diameter is outside Φ 15mm
It is 304 Stainless steel tee 3 of 22mm that diameter, which is that setting internal diameter is 15mm outer diameter on the outside of 20mm elbow 2, and internal diameter is that 15mm outer diameter is 22mm
The ordinarily manometer 4 of range 0.6Mpa is arranged in 304 Stainless steel tee, 3 upper end, and internal diameter is that 15mm outer diameter is 304 stainless steel of 22mm
The stainless steel ball valve 5 of 3 outer end of threeway setting DN15；After blast furnace staying, using tapping machine or electric wheel in bosh gas index temperature
It drills on the corresponding thermometer cage walls 7 of degree higher point, be Φ 15mm outer diameter by internal diameter is 20mm straight tube and thermometer cage walls
After welding is tight, using unsintered tape be sequentially connected device internal diameter be Φ 15mm outer diameter be 20mm elbow 2, internal diameter is that 15mm outer diameter is
304 Stainless steel tee 3 of 22mm, the ordinarily manometer 4 of range 0.6Mpa and the stainless steel ball valve 5 of DN15, blast furnace production process
In the manifold pressure detected by the display of the ordinarily manometer 4 of range 0.6Mpa, opened when pressure is shown more than 0.1Mpa
The stainless steel ball valve 5 of DN15 carries out periodic purge, closes after discharge.When the corresponding top of the device and neighbouring tuyere small sleeve
When burning out, shortening device discharges the period, and water and steam at this is discharged.
Finally, it is stated that preferred embodiment above is merely intended for describing the technical solutions of the present application, but not for limiting the present application, to the greatest extent
Pipe has been described in detail the utility model by above preferred embodiment, but those skilled in the art should manage
Solution, can make various changes, without departing from the utility model claims book institute to it in the form and details
The range of restriction.
Claims (1)
1. it is a kind of extend blast furnace crucibe longevity device, including internal diameter be Φ 15mm outer diameter be 20mm straight tube, internal diameter is Φ 15mm
Outer diameter is 20mm elbow, internal diameter is that 15mm outer diameter is 304 Stainless steel tee of 22mm, the ordinarily manometer of range 0.6Mpa, DN15
Stainless steel ball valve, cupola well cooling wall, thermometer cage walls, furnace shell；It is characterized in that: using the cupola well cooling wall electricity in former furnace shell
Internal diameter is that be that 20mm straight tube is vertical with cage walls weld Φ 15mm outer diameter by aperture at even cage walls, internal diameter Φ
15mm outer diameter is that 20mm straight tube lower part setting connection internal diameter be Φ 15mm outer diameter is 20mm elbow, and internal diameter is that Φ 15mm outer diameter is
It is 304 Stainless steel tee of 22mm that setting internal diameter, which is 15mm outer diameter, on the outside of 20mm elbow, internal diameter be 15mm outer diameter be 22mm 304 not
The ordinarily manometer of rust steel threeway upper end setting range 0.6Mpa, internal diameter is that 15mm outer diameter is the 304 Stainless steel tee outer end 22mm
The stainless steel ball valve of DN15 is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822090900.6U CN209144184U (en) | 2018-12-13 | 2018-12-13 | A kind of device extending blast furnace crucibe longevity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822090900.6U CN209144184U (en) | 2018-12-13 | 2018-12-13 | A kind of device extending blast furnace crucibe longevity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209144184U true CN209144184U (en) | 2019-07-23 |
Family
ID=67290046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822090900.6U Expired - Fee Related CN209144184U (en) | 2018-12-13 | 2018-12-13 | A kind of device extending blast furnace crucibe longevity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209144184U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113430316A (en) * | 2021-06-07 | 2021-09-24 | 山西太钢不锈钢股份有限公司 | Online drainage device and drainage method for blast furnace shell |
-
2018
- 2018-12-13 CN CN201822090900.6U patent/CN209144184U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113430316A (en) * | 2021-06-07 | 2021-09-24 | 山西太钢不锈钢股份有限公司 | Online drainage device and drainage method for blast furnace shell |
| CN113430316B (en) * | 2021-06-07 | 2022-11-25 | 山西太钢不锈钢股份有限公司 | Online drainage device and drainage method for blast furnace shell |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190723 |