CN212388062U - Oxygen burning device for steel making capable of preventing tempering - Google Patents
Oxygen burning device for steel making capable of preventing tempering Download PDFInfo
- Publication number
- CN212388062U CN212388062U CN202020939386.3U CN202020939386U CN212388062U CN 212388062 U CN212388062 U CN 212388062U CN 202020939386 U CN202020939386 U CN 202020939386U CN 212388062 U CN212388062 U CN 212388062U
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- China
- Prior art keywords
- oxygen
- valve
- metal handle
- handle pipe
- baffle
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 88
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 88
- 239000001301 oxygen Substances 0.000 title claims abstract description 88
- 238000005496 tempering Methods 0.000 title claims abstract description 24
- 238000009628 steelmaking Methods 0.000 title claims abstract description 20
- 239000002184 metal Substances 0.000 claims abstract description 57
- 230000002093 peripheral effect Effects 0.000 claims abstract description 10
- 230000008676 import Effects 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 10
- 206010037660 Pyrexia Diseases 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
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- Treatment Of Steel In Its Molten State (AREA)
Abstract
The utility model belongs to the technical field of the steelmaking technique and specifically relates to a block steelmaking fever oxygen device of tempering, including oxygen hose, valve, the baffle that is used for blockking flame, metal handle pipe and oxygen lance, the import fixed connection of oxygen hose and valve, the import and the oxygen hose intercommunication of valve, the export of valve and the tail end fixed connection of metal handle pipe, the oxygen lance is fixed at the head end of metal handle pipe, the tail end of metal handle pipe and the export of valve communicate, the head end and the oxygen lance intercommunication of metal handle pipe, the baffle is fixed on the outer peripheral face of metal handle pipe, the utility model discloses a block steelmaking fever oxygen device of tempering utilizes to set up the baffle on metal handle pipe in order to directly block the flame when tempering, ensures operating personnel's safety, and the valve can be convenient for operating personnel to close oxygen immediately when taking place the tempering simultaneously, the safety factor is improved, and the oxygen flow is convenient to adjust.
Description
Technical Field
The utility model relates to the technical field of steel making, in particular to a steel making oxygen burning device for preventing tempering.
Background
In steel making, oxygen burning operation is required to be carried out by an oxygen burning device, such as: oxygen burning operation when slag at a converter steel tapping hole is blocked, oxygen burning operation for cleaning a ladle nozzle, oxygen burning operation when a continuous casting ladle is not cast, oxygen burning operation for cutting large scrap steel of tundish cooling steel, and the like;
the existing oxygen burning device mainly comprises an oxygen hose, a metal handle pipe, an oxygen burning pipe and the like, wherein the oxygen hose is in T-shaped connection with an inserting gun pipe as disclosed in the publication No. CN207514912U, the high-pressure non-return area can provide instant high pressure of the oxygen burning pipe to prevent backfire, but the phenomenon of flame reverse movement still exists, for example, the flame reverse movement is caused by blowing of environmental airflow, and then operators are easily scalded.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to solve the problem that an oxygen burning device in the prior art has a tempering phenomenon, so that operators are easily scalded, the oxygen burning device for steel making is provided for preventing tempering.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a block steelmaking oxygen device that burns of tempering, includes oxygen hose, valve, is used for blockking baffle, metal handle pipe and the oxygen lance of flame, the import fixed connection of oxygen hose and valve, the import and the oxygen hose intercommunication of valve, the export of valve and the tail end fixed connection of metal handle pipe, the oxygen lance is fixed at the head end of metal handle pipe, the tail end of metal handle pipe and the export intercommunication of valve, the head end and the oxygen lance intercommunication of metal handle pipe, the baffle is fixed on the outer peripheral face of metal handle pipe.
The utilization sets up the flame when baffle in order directly to block the tempering on the metal handle pipe in this scheme, ensures operating personnel's safety, and the valve can be convenient for operating personnel to close oxygen immediately when taking place the tempering simultaneously, improves factor of safety, and also is convenient for adjust the size of oxygen flow.
Further, the baffle is annular, and the external diameter D of baffle is 20cm, the thickness L of baffle is 5 mm.
Further, the baffle is welded and fixed on the outer peripheral surface of the metal handle pipe.
Furthermore, the front end of the metal handle pipe is in threaded connection with a screw, the oxygen lance is matched with the interior of the front end of the metal handle pipe, the oxygen lance is inserted into the interior of the front end of the metal handle pipe, the end part of the threaded end of the screw abuts against the outer peripheral surface of the oxygen lance, and the baffle is positioned between the screw and the valve; the oxygen lance is locked in the metal handle tube by using a screw to prevent the oxygen lance from falling off from the front end of the metal handle tube.
Furthermore, the oxygen hose is in threaded connection with the inlet of the valve, a sealing ring is arranged between the oxygen hose and the inlet of the valve, the outlet of the valve is in threaded connection with the tail end of the metal handle pipe, and a sealing ring is also arranged between the outlet of the valve and the tail end of the metal handle pipe; thereby realizing the sealing connection between the oxygen hose and the inlet of the valve and the sealing connection between the outlet of the valve and the metal handle pipe.
Further, the valve is a ball valve.
The utility model has the advantages that: the utility model discloses a block steelmaking of tempering and burn oxygen device utilizes and sets up the flame when the baffle is in order directly to block the tempering on the metal handle pipe, ensures operating personnel's safety, and the valve can be convenient for operating personnel when taking place the tempering and close oxygen immediately, improves factor of safety, and also is convenient for adjust the size of oxygen flow.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a schematic view of the oxygen-burning device for steel-making of the utility model for preventing back fire.
In the figure: 1. an oxygen hose, 2, a valve, 3, a baffle, 4, a metal handle pipe, 5, an oxygen blowing pipe, 6 and a screw;
d: the outer diameter D of the baffle;
l: the thickness of the baffle plate.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic drawings, which illustrate the basic structure of the invention only in a schematic way, and thus show only the components that are relevant to the invention, and the directions and references (e.g., upper, lower, left, right, etc.) may be used only to help describe the features in the drawings. The following detailed description is, therefore, not to be taken in a limiting sense, and the scope of the claimed subject matter is defined only by the appended claims and equivalents thereof.
Example 1
As shown in fig. 1, the steel-making oxygen-burning device for preventing tempering comprises an oxygen hose 1, a valve 2, a baffle 3 for preventing flame, a metal handle pipe 4 and an oxygen lance 5, wherein the oxygen hose 1 is fixedly connected with an inlet of the valve 2, an inlet of the valve 2 is communicated with the oxygen hose 1, an outlet of the valve 2 is fixedly connected with a tail end of the metal handle pipe 4, the oxygen lance 5 is fixed at a head end of the metal handle pipe 4, a tail end of the metal handle pipe 4 is communicated with an outlet of the valve 2, a head end of the metal handle pipe 4 is communicated with the oxygen lance 5, and the baffle 3 is fixed on the peripheral surface of the metal handle pipe 4.
Baffle 3 is the annular, and baffle 3's external diameter D is 20cm, baffle 3's thickness L is 5 mm.
The baffle 3 is welded and fixed on the peripheral surface of the metal handle tube 4.
The front end of the metal handle tube 4 is in threaded connection with a screw 6, the oxygen lance 5 is matched with the inner part of the front end of the metal handle tube 4, the oxygen lance 5 is inserted into the inner part of the front end of the metal handle tube 4, the end part of the threaded end of the screw 6 props against the outer peripheral surface of the oxygen lance 5, and the baffle 3 is positioned between the screw 6 and the valve 2; the oxygen lance 5 is locked inside the metal handle tube 4 by a screw 6 to prevent the oxygen lance 5 from falling off from the front end of the metal handle tube 4.
The oxygen hose 1 is in threaded connection with the inlet of the valve 2, a sealing ring is arranged between the oxygen hose 1 and the inlet of the valve 2, the outlet of the valve 2 is in threaded connection with the tail end of the metal handle pipe 4, and a sealing ring is also arranged between the outlet of the valve 2 and the tail end of the metal handle pipe 4; thereby realizing the sealing connection between the oxygen hose 1 and the inlet of the valve 2 and the sealing connection between the outlet of the valve 2 and the metal handle tube 4.
The valve 2 is a ball valve.
The working principle of the steelmaking oxygen burning device for preventing tempering is as follows:
during the oxygen operation of burning, oxygen hose 1 connects the air supply, then inserts oxygen lance 5 into metal handle pipe 4, screws up screw 6, makes oxygen lance 5 fix the front end at metal handle pipe 4, opens valve 2 again, and handheld metal handle pipe 4 is close to one side of valve 2, carries out the operation, and after the oxygen operation of burning, slowly turn off valve 2, do not need to turn off rapidly.
Wherein, the baffle 3 on the metal handle pipe 4 can directly block the flame when tempering, ensures operating personnel's safety, and valve 2 can be convenient for operating personnel to close oxygen immediately when taking place the tempering simultaneously, improves factor of safety, and also is convenient for adjust the size of oxygen flow.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (6)
1. A block steelmaking oxygen burning device that tempers, its characterized in that: including oxygen hose (1), valve (2), baffle (3), metal handle pipe (4) and oxygen lance (5) for blockking flame, the import fixed connection of oxygen hose (1) and valve (2), the import and the oxygen hose (1) intercommunication of valve (2), the export of valve (2) and the tail end fixed connection of metal handle pipe (4), the head end at metal handle pipe (4) is fixed in oxygen lance (5), the tail end of metal handle pipe (4) and the export intercommunication of valve (2), the head end and the oxygen lance (5) intercommunication of metal handle pipe (4), baffle (3) are fixed on the outer peripheral face of handle metal pipe (4).
2. The oxygen burn-in apparatus for steel making that blocks tempering of claim 1, wherein: baffle (3) are the annular, and the external diameter D of baffle (3) is 20cm, the thickness L of baffle (3) is 5 mm.
3. The oxygen burn-in apparatus for steel making that blocks tempering of claim 1, wherein: the baffle (3) is welded and fixed on the peripheral surface of the metal handle pipe (4).
4. The oxygen burn-in apparatus for steel making that blocks tempering of claim 1, wherein: the front end threaded connection of metal handle pipe (4) has screw (6), oxygen lance (5) and the inside phase-match of front end of metal handle pipe (4), oxygen lance (5) are inserted and are established in the front end inside of metal handle pipe (4), and the screw end tip of screw (6) supports the outer peripheral face of oxygen lance (5), baffle (3) are located between screw (6) and valve (2).
5. The oxygen burn-in apparatus for steel making that blocks tempering of claim 1, wherein: the utility model discloses a valve, including oxygen hose (1), valve (2), the import threaded connection of oxygen hose (1) and valve (2), and be equipped with the sealing washer between the import of oxygen hose (1) and valve (2), the export of valve (2) and the tail end threaded connection of metal handle pipe (4), and also be equipped with the sealing washer between the export of valve (2) and the tail end of metal handle pipe (4).
6. The oxygen burn-in apparatus for steel making that blocks tempering of claim 1, wherein: the valve (2) is a ball valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020939386.3U CN212388062U (en) | 2020-05-28 | 2020-05-28 | Oxygen burning device for steel making capable of preventing tempering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020939386.3U CN212388062U (en) | 2020-05-28 | 2020-05-28 | Oxygen burning device for steel making capable of preventing tempering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212388062U true CN212388062U (en) | 2021-01-22 |
Family
ID=74252521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020939386.3U Active CN212388062U (en) | 2020-05-28 | 2020-05-28 | Oxygen burning device for steel making capable of preventing tempering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212388062U (en) |
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2020
- 2020-05-28 CN CN202020939386.3U patent/CN212388062U/en active Active
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