CN207713756U - A kind of device of quick raising blast furnace opening temperature of the furnace hearth - Google Patents
A kind of device of quick raising blast furnace opening temperature of the furnace hearth Download PDFInfo
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- CN207713756U CN207713756U CN201820064462.3U CN201820064462U CN207713756U CN 207713756 U CN207713756 U CN 207713756U CN 201820064462 U CN201820064462 U CN 201820064462U CN 207713756 U CN207713756 U CN 207713756U
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- steel pipe
- pipeline
- stainless steel
- seamless steel
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Abstract
The utility model is related to a kind of devices of quick raising blast furnace opening temperature of the furnace hearth, belong to blast furnace in metallurgical industry equipment technical field.Technical solution is：Seamless steel pipe（4）It is arranged in parallel in steel pipe（2）Interior centre, stainless steel tube（10）It is arranged in parallel in centre in seamless steel pipe, seamless steel pipe（4）Length be more than steel pipe（2）Length, the length of stainless steel tube is more than seamless steel pipe（4）Length；Seamless steel pipe（4）Corundum pouring material is filled between steel pipe（3）；Pipeline one（6）With pipeline two（12）One end respectively with oxygen hose one（5）And compressed air hose（8）It is connected, is connected with seamless steel pipe after the other end interconnection of pipeline one and pipeline two；Pipeline three（14）One end be connected with oxygen hose two, the other end is connected with stainless steel tube.The utility model can reduce blast-furnace man's labor intensity, save stokehold and burn oxygen pipe, and processing is simple, at low cost, easy to operate, it is safe the features such as.
Description
Technical field
The utility model is related to a kind of devices of quick raising blast furnace opening temperature of the furnace hearth, belong to blast furnace in metallurgical industry equipment
Technical field.
Background technology
Currently since environmental protection is limited the production, in order to coordinate environmental requirement, Iron Works to will appear cold stoking situation, when needing to restore
Blowing when production, after blast furnace opening, cupola well physical thermal is low, and slag iron is unable to rapid osmotic to cupola well at air port, causes to burn out air port,
It taps a blast furnace difficulty, recovery time extends, and not only influences to produce, but also bring security risk.
Utility model content
The purpose of this utility model is to provide a kind of device of quick raising blast furnace opening temperature of the furnace hearth, is installed in Tie Kouchu
Quick temperature-raising device quickly improves temperature of the furnace hearth, and ensures unimpeded between air port and iron mouth, and slag iron can penetrate into stove in time
Cylinder prevents from burning out air port, reduces blast-furnace man's labor intensity, saves stokehold and burns oxygen pipe, shorten recovery time, improves production efficiency,
Solve the above problem existing for background technology.
The technical solution of the utility model is：
A kind of device of quick raising blast furnace opening temperature of the furnace hearth, including stomata, steel pipe, corundum pouring material, seamless steel pipe,
Oxygen hose one, pipeline one, manual ball valve, compressed air hose, pressure gauge, stainless steel tube, pipeline two, pipeline three, oxygen glue
Pipe two, annulus baffle and oxygen and pressure Air Export duct；Seamless steel pipe is arranged in parallel in centre in steel pipe, and stainless steel tube is flat
Centre is arranged in seamless steel pipe in row, and the length of seamless steel pipe is more than the length of steel pipe, and the length of stainless steel tube is more than nothing
Stitch the length of steel pipe；The front end of seamless steel pipe and the front end of steel pipe are closed by annulus baffle, and the outer shroud of annulus baffle is fixed on
On the end face of steel pipe, the inner ring of annulus baffle is fixed on stainless steel tube, is open knot between steel pipe rear end and seamless steel pipe
Structure；Stainless steel tube runs through seamless steel pipe, and stainless steel tube front end is stretched out outside the annulus baffle of stainless steel tube front end, and rear end is stretched out seamless
Outside steel pipe；Gap between seamless steel pipe and stainless steel tube is that oxygen and pressure Air Export duct, annulus baffle are equipped with stomata, gas
Hole is connected with oxygen and pressure Air Export duct；Corundum pouring material is filled between seamless steel pipe and steel pipe；Pipeline one and pipeline
Two one end is connected with oxygen hose one and compressed air hose respectively, after the other end interconnection of pipeline one and pipeline two
It is connected with seamless steel pipe；One end of pipeline three is connected with oxygen hose two, and the other end is connected with stainless steel tube；Pressure gauge
It is arranged in the rear end of stainless steel tube；The pipeline one, pipeline two, pipeline three and stainless steel tube end on be equipped with manual ball
Valve.
The steel pipe, seamless steel pipe and stainless steel tube are arranged concentrically.
The outer diameter of the seamless steel pipe is more than the internal diameter of steel pipe front end face circular ring shape, and the outer diameter of stainless steel tube is less than before steel pipe
The internal diameter of end face circular ring shape.
The steel pipe front end is extend into after passing through the iron mouth on furnace wall in cupola well, and iron mouth is straight on the diameter and furnace wall of steel pipe
Diameter matches.
The steel pipe is Φ 108mm steel pipes, and seamless steel pipe is Φ 32mm seamless steel pipes, and stainless steel tube is Φ 20mm stainless steels
Pipe.
The pipeline one, pipeline two and pipeline three are made of Φ 20mm band silk pipe nipples.
The manual ball valve is DN20 manual ball valves.
The pressure gauge is 1Mpa pressure gauges.
The device is installed in the positions Tie Kou, and cupola well is inserted into from Tie Kouchu, is used as mud drum package into cupola well position, prevents
It burns；The outer position of cupola well connects oxygen and compressed air with high-pressure rubber pipe, the manual ball valve in opening conduits one and pipeline two,
It is passed through oxygen and compressed air on a small quantity before air-supply, compressed air is to prevent oxygen rifle from burning, in conjunction under blast furnace air pressure air flow and blast furnace
Doses gradually oxygen；Situation is shown according to pressure gauge, when gauge hand has trembling, closes the manual ball on pipeline two
Valve stops the conveying of compressed air, the manual ball valve in opening conduits three；When pressure gauge trembling strength is larger, have the condition of tapping a blast furnace,
The manual ball valve on the end of stainless steel tube is opened, the manual ball valve on pipeline one and pipeline three is closed.It, can by this process
With rapid heating furnace cylinder, difficulty of tapping a blast furnace for the first time during overcoming the recovery that puts the furnace in blast after blast furnace cold stoking,
The good effect of the utility model：Blast furnace crucibe temperature is quickly improved, ensures that blast-furnace tuyere and iron mouth are unimpeded, slag iron
Cupola well can be penetrated into time, prevents from burning out air port, reduces blast-furnace man's labor intensity, saved stokehold and burnt oxygen pipe.It is simple with processing,
It is at low cost, it is easy to operate, it is safe the features such as.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the directions Figure 1A-A part-structure schematic diagram；
In figure：Stomata 1, steel pipe 2, corundum pouring material 3, seamless steel pipe 4, oxygen hose 1, pipeline 1, manual ball valve 7,
Compressed air hose 8, pressure gauge 9, stainless steel tube 10, furnace wall 11, pipeline 2 12, pipeline 3 13, oxygen hose 2 14, annulus gear
Plate 15, oxygen and pressure Air Export duct 16.
Specific implementation mode
The utility model is described further with reference to the accompanying drawings and examples：
A kind of device of quick raising blast furnace opening temperature of the furnace hearth, including stomata 1, steel pipe 2, corundum pouring material 3, seamless steel
Pipe 4, oxygen hose 1, pipeline 1, manual ball valve 7, compressed air hose 8, pressure gauge 9, stainless steel tube 10, pipeline 2 12,
Pipeline 3 13, oxygen hose 2 14, annulus baffle 15 and oxygen and pressure Air Export duct 16；Seamless steel pipe 4 is arranged in parallel in steel
Centre in pipe 2, stainless steel tube 10 are arranged in parallel in centre in seamless steel pipe 4, and the length of seamless steel pipe 4 is more than steel pipe
2 length, the length of stainless steel tube 10 are more than the length of seamless steel pipe 4；The front end of seamless steel pipe 4 and the front end of steel pipe 2 pass through
Annulus baffle 15 is closed, and the outer shroud of annulus baffle 15 is fixed on the end face of steel pipe 2, and the inner ring of annulus baffle 15 is fixed on not
It becomes rusty on steel pipe 10, is open architecture between 2 rear end of steel pipe and seamless steel pipe 4；Stainless steel tube 10 runs through seamless steel pipe 4, stainless steel
10 front end of pipe is stretched out outside the annulus baffle 15 of 10 front end of stainless steel tube, and rear end is stretched out outside seamless steel pipe 4；Seamless steel pipe 4 and stainless
Gap between steel pipe 10 is oxygen and pressure Air Export duct 16, and annulus baffle 15 is equipped with stomata 1, stomata 1 and oxygen and pressure
Air Export duct 16 is connected；Corundum pouring material 3 is filled between seamless steel pipe 4 and steel pipe 2；Pipeline 1 and pipeline 2 12
One end is connected with oxygen hose 1 and compressed air hose 8 respectively, and the other end of pipeline 1 and pipeline 2 12 is connected with each other
It is connected afterwards with seamless steel pipe 4；One end of pipeline 3 13 is connected with oxygen hose 2 14, and the other end is connected with stainless steel tube 10
It is logical；Pressure gauge 9 is arranged in the rear end of stainless steel tube 10；The pipeline one, pipeline two, pipeline three and stainless steel tube 10 end on
It is equipped with manual ball valve 7.
The steel pipe 2, seamless steel pipe 4 and stainless steel tube 10 are arranged concentrically.
The outer diameter of the seamless steel pipe 4 is more than the internal diameter of 2 front end face circular ring shape of steel pipe, and the outer diameter of stainless steel tube 10 is less than steel
The internal diameter of 2 front end face circular ring shape of pipe.
2 front end of the steel pipe is extend into after passing through the iron mouth on furnace wall 11 in cupola well, diameter and the iron on furnace wall 11 of steel pipe 2
The diameter of mouth matches.
The steel pipe 2 be Φ 108mm steel pipes, seamless steel pipe 4 be Φ 32mm seamless steel pipes, stainless steel tube 10 be Φ 20mm not
Become rusty steel pipe.
The pipeline 1, pipeline 2 12 and pipeline 3 13 are made of Φ 20mm band silk pipe nipples.
The manual ball valve is DN20 manual ball valves.
The pressure gauge 9 is 1Mpa pressure gauges.
Specific implementation mode：
Φ 32mm seamless steel pipes determine length according to furnace wall thickness at blast furnace taphole, into cupola well in and iron mouth outside stretch out it is each
1500mm, the Φ 108mm length of steel pipe with pouring material position are 1500mm, and Φ 108mm steel pipes are with Φ 32mm seamless steel pipes with just
Beautiful pouring material tamps, and taphole mud backpack cover is tight, and oxygen and pressure Air Export duct are exposed, and oxygen is by with oxygen hose one and oxygen glue
Pipe two（That is high-pressure rubber pipe）Be separately connected pipeline one and pipeline three, DN20 manual ball valves 7 be connected to pipeline one, pipeline two,
On the end of pipeline three and stainless steel tube, compressed air is by the way that with compressed air hose connecting pipe two, 1Mpa pressure gauges 9 are arranged
On Φ 20mm stainless steel tubes.It adjusts and converts by oxygen compressed air, this device, which has, quickly improves temperature of the furnace hearth, overcomes
Put the furnace in blast difficulty of tapping a blast furnace for the first time during restoring after blast furnace cold stoking, ensures that blast-furnace tuyere and iron mouth are unimpeded, slag iron can ooze in time
Cupola well is arrived thoroughly, prevents from burning out air port, reduces blast-furnace man's labor intensity, is reduced stokehold and is burnt the oxygen pipe frequency, it is easy to operate.
Claims (8)
1. a kind of device of quick raising blast furnace opening temperature of the furnace hearth, it is characterised in that：Including stomata（1）, steel pipe（2）, corundum
Pouring material（3）, seamless steel pipe（4）, oxygen hose one（5）, pipeline one（6）, manual ball valve（7）, compressed air hose（8）, pressure
Power table（9）, stainless steel tube（10）, pipeline two（12）, pipeline three（13）, oxygen hose two（14）, annulus baffle（15）And oxygen
And pressure Air Export duct（16）；Seamless steel pipe（4）It is arranged in parallel in steel pipe（2）Interior centre, stainless steel tube（10）It is parallel to set
It sets in seamless steel pipe（4）Interior centre, seamless steel pipe（4）Length be more than steel pipe（2）Length, stainless steel tube（10）Length
Degree is more than seamless steel pipe（4）Length；Seamless steel pipe（4）Front end and steel pipe（2）Front end pass through annulus baffle（15）Closing,
Annulus baffle（15）Outer shroud be fixed on steel pipe（2）End face on, annulus baffle（15）Inner ring be fixed on stainless steel tube（10）
On, steel pipe（2）Rear end and seamless steel pipe（4）Between be open architecture；Stainless steel tube（10）Through seamless steel pipe（4）, stainless steel
Pipe（10）Stainless steel tube is stretched out in front end（10）The annulus baffle of front end（15）Outside, seamless steel pipe is stretched out in rear end（4）Outside；Seamless steel pipe
（4）And stainless steel tube（10）Between gap be oxygen and pressure Air Export duct（16）, annulus baffle（15）It is equipped with stomata
（1）, stomata（1）With oxygen and pressure Air Export duct（16）It is connected；Seamless steel pipe（4）And steel pipe（2）Between be filled with corundum
Pouring material（3）；Pipeline one（6）With pipeline two（12）One end respectively with oxygen hose one（5）And compressed air hose（8）It is connected
It connects, pipeline one（6）With pipeline two（12）The other end be connected with each other after with seamless steel pipe（4）It is connected；Pipeline three（13）One
End and oxygen hose two（14）It is connected, the other end and stainless steel tube（10）It is connected；Pressure gauge（9）It is arranged in stainless steel tube
（10）Rear end；The pipeline one, pipeline two, pipeline three and stainless steel tube（10）End on be equipped with manual ball valve（7）.
2. a kind of device of quick raising blast furnace opening temperature of the furnace hearth according to claim 1, it is characterised in that：The steel
Pipe（2）, seamless steel pipe（4）And stainless steel tube（10）It is arranged concentrically.
3. a kind of device of quick raising blast furnace opening temperature of the furnace hearth according to claim 1 or 2, it is characterised in that：Institute
State seamless steel pipe（4）Outer diameter be more than steel pipe（2）The internal diameter of front end face circular ring shape, stainless steel tube（10）Outer diameter be less than steel pipe
（2）The internal diameter of front end face circular ring shape.
4. a kind of device of quick raising blast furnace opening temperature of the furnace hearth according to claim 1 or 2, it is characterised in that：Institute
State steel pipe（2）Front end passes through furnace wall（11）On iron mouth after extend into cupola well, steel pipe（2）Diameter and furnace wall（11）Upper iron mouth
Diameter match.
5. a kind of device of quick raising blast furnace opening temperature of the furnace hearth according to claim 1 or 2, it is characterised in that：Institute
State steel pipe（2）For Φ 108mm steel pipes, seamless steel pipe（4）For Φ 32mm seamless steel pipes, stainless steel tube（10）For Φ 20mm stainless steels
Pipe.
6. a kind of device of quick raising blast furnace opening temperature of the furnace hearth according to claim 1 or 2, it is characterised in that：Institute
State pipeline one（6）, pipeline two（12）With pipeline three（13）It is made of Φ 20mm band silk pipe nipples.
7. a kind of device of quick raising blast furnace opening temperature of the furnace hearth according to claim 2, it is characterised in that：The hand
Dynamic ball valve（7）For DN20 manual ball valves.
8. a kind of device of quick raising blast furnace opening temperature of the furnace hearth according to claim 1 or 2, it is characterised in that：Institute
State pressure gauge（9）For 1Mpa pressure gauges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820064462.3U CN207713756U (en) | 2018-01-16 | 2018-01-16 | A kind of device of quick raising blast furnace opening temperature of the furnace hearth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820064462.3U CN207713756U (en) | 2018-01-16 | 2018-01-16 | A kind of device of quick raising blast furnace opening temperature of the furnace hearth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207713756U true CN207713756U (en) | 2018-08-10 |
Family
ID=63051940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820064462.3U Expired - Fee Related CN207713756U (en) | 2018-01-16 | 2018-01-16 | A kind of device of quick raising blast furnace opening temperature of the furnace hearth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207713756U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111996317A (en) * | 2020-08-27 | 2020-11-27 | 山西太钢不锈钢股份有限公司 | Method for heating furnace hearth during furnace-closing period of blast furnace |
-
2018
- 2018-01-16 CN CN201820064462.3U patent/CN207713756U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111996317A (en) * | 2020-08-27 | 2020-11-27 | 山西太钢不锈钢股份有限公司 | Method for heating furnace hearth during furnace-closing period of blast furnace |
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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 |
Granted publication date: 20180810 Termination date: 20210116 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |