CN111336342B - Automatic argon blowing joint - Google Patents
Automatic argon blowing joint Download PDFInfo
- Publication number
- CN111336342B CN111336342B CN202010233443.0A CN202010233443A CN111336342B CN 111336342 B CN111336342 B CN 111336342B CN 202010233443 A CN202010233443 A CN 202010233443A CN 111336342 B CN111336342 B CN 111336342B
- Authority
- CN
- China
- Prior art keywords
- channel
- butt joint
- connector
- main body
- argon gas
- 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.)
- Active
Links
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 title claims abstract description 118
- 229910052786 argon Inorganic materials 0.000 title claims abstract description 59
- 238000007664 blowing Methods 0.000 title claims abstract description 26
- 210000001503 joint Anatomy 0.000 claims abstract description 38
- 239000007789 gas Substances 0.000 claims abstract description 28
- 238000004891 communication Methods 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 239000000428 dust Substances 0.000 claims description 10
- 238000010030 laminating Methods 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 abstract description 15
- 239000010959 steel Substances 0.000 abstract description 15
- 239000002893 slag Substances 0.000 abstract description 8
- 239000004576 sand Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/24—Preventing accumulation of dirt or other matter in the pipes, e.g. by traps, by strainers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/072—Treatment with gases
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Abstract
The invention provides an automatic argon blowing connector, which can solve the technical problems that after the existing argon blowing connector is separated, steel slag and sand easily enter a lower connector to cause the blockage of a lower argon channel or small air outlet amount. Automatic argon blowing connects, including upper portion joint, sealing washer and lower part joint, its characterized in that: the dustproof device comprises a main body, a connecting seat, a lower argon gas channel, a first butt joint channel, a connecting channel, a second butt joint channel and a guide channel, wherein the first butt joint channel, the connecting channel, the second butt joint channel and the guide channel are connected from top to bottom, the connecting seat is arranged in the connecting channel, the connecting seat is provided with threaded holes coaxial with the connecting channel and communication holes annularly distributed around the threaded holes, the dustproof device comprises a disc-shaped main body and columnar bodies which are formed by downwards extending from the central part of the main body, the main body is positioned in the first butt joint channel and covers all the communication holes, the lower end part of the columnar bodies is connected with the threaded holes, and chamfer faces parallel to each other are respectively arranged at the lower part of the main body and the upper part of the connecting channel.
Description
Technical Field
The invention relates to the field of auxiliary equipment in a steelmaking production process, in particular to an automatic argon blowing joint.
Background
In the transfer process of molten steel under a furnace, the molten steel tank needs to be blown with argon to achieve the effect of stirring the molten steel, and generally argon blowing devices are arranged on transfer equipment under the furnace, such as a molten steel tank truck and a ladle turret, when the molten steel tank falls off, an argon pipeline of the molten steel tank needs to be in butt joint with the argon blowing devices on the transfer equipment, most of the conventional butt joint operation is to directly carry out manual butt joint by a quick-change joint, and because the heat dissipation of the molten steel in the transfer process can cause the precipitation of sulfur and phosphorus in the molten steel to cause the splashing of the molten steel and steel slag, the safety of operators is endangered, and personal injury accidents are easy to be caused; the existing automatic butt joint device for argon blowing pipelines is referred to as a flat argon blowing joint, the patent number 201410191993.5 is an invention patent, the upper joint (namely, the upper part of the argon blowing joint) is arranged downwards, the lower joint (namely, the lower part of the argon blowing joint) is arranged upwards, and after the upper joint and the lower joint are separated, steel slag and sand easily enter the lower joint, so that a lower argon channel is blocked or the air outlet quantity is small.
Disclosure of Invention
The invention provides an automatic argon blowing connector, which can solve the technical problems that after the existing argon blowing connector is separated, steel slag and sand easily enter a lower connector to cause the blockage of a lower argon channel or small air outlet amount.
Its technical scheme is like this, automatic argon blowing connects, including upper portion joint, sealing washer and lower part joint, upper portion joint is equipped with the last argon gas passageway that top-down runs through, lower part joint includes fixing base, connects the body and elastic component, lay the connector in the fixing base, the connector is equipped with the lower argon gas passageway that top-down runs through, go up the argon gas passageway with the coaxial setting of lower argon gas passageway, the connector top is equipped with around the annular groove that the argon gas passageway set up, install the sealing washer in the annular groove, elastic component is used for with the upward elasticity roof-fitting of connector for the sealing washer with the diapire seal laminating of upper portion joint, its characterized in that:
the automatic argon blowing connector further comprises a dust cover and a connecting seat, the lower argon gas channel comprises a first butt joint channel, a connecting channel, a second butt joint channel and a guide channel which are connected from top to bottom and the aperture of which is reduced in sequence, the aperture of the first butt joint channel is larger than that of the upper argon gas channel, the connecting seat is arranged in the connecting channel, the connecting seat is provided with a threaded hole coaxial with the connecting channel and communication holes which are annularly distributed around the threaded hole, the communication holes are communicated with the first butt joint channel and the second butt joint channel, the dust cover comprises a disc-shaped main body and a columnar body which is formed by downwards extending from the central part of the main body, the main body is positioned in the first butt joint channel, the main body and the first butt joint channel are coaxially arranged, the vertical projections of the main body cover the communication holes, the lower end part of the columnar body is connected with the threaded hole, and the upper part of the connecting channel is respectively provided with mutually parallel chamfer surfaces.
Further, a chamfer surface is arranged at the lower part of the second butt joint channel, and the first butt joint channel is a tapered channel which tapers from top to bottom.
Further, the fixing seat is provided with an assembly hole, the upper end of the assembly hole is provided with an inner positioning conical surface which tapers from bottom to top, and the upper end of the connector body is provided with an outer positioning conical surface matched with the inner positioning conical surface.
Further, the elastic component comprises a group of butterfly springs, and the group of butterfly springs are sleeved on the lower part of the connector body and are propped against the step surface.
Further, the upper joint is equipped with the annular groove that sets up around last argon gas passageway and the straight line groove that communicates with the annular groove with the one side of hot metal bottle laminating, the straight line groove is equipped with four and is the cross and distributes.
According to the automatic argon blowing connector, the dust cover is arranged at the outlet of the lower argon gas channel of the lower connector through the connecting seat, the main body of the dust cover covers all communication holes of the connecting seat, steel slag and sand fall on the main body of the dust cover and the connecting seat, and the steel slag and sand are prevented from entering the lower argon gas channel; the lower part of main part, the upper part of connecting channel are equipped with the chamfer face that is parallel to each other respectively, form the passageway of outside slope between the chamfer face that is parallel to each other, and the back is ventilated to the lower part joint, and slag, the sand that falls on the connecting seat get rid of outside of slope under the effect of air current, further avoid slag, sand to get into under argon gas passageway.
Drawings
Fig. 1 is a schematic structural view of an automatic argon blowing joint according to the present invention.
Fig. 2 is a schematic structural view of the dust cap of the present invention.
Fig. 3 is a schematic structural view of the joint body of the present invention.
Fig. 4 is a schematic structural view of the connecting seat of the present invention.
Fig. 5 is a schematic structural view of the upper joint of the present invention.
Detailed Description
As shown in fig. 1 to 5, the automatic argon blowing joint comprises an upper joint 1, a sealing ring 3 and a lower joint, wherein the upper joint 1 is provided with an upper argon gas channel 11 penetrating from top to bottom, the lower joint comprises a fixing seat 4, a joint body 3 and an elastic component, the fixing seat is provided with an assembly hole, the upper end of the assembly hole is provided with an inner positioning conical surface which tapers from bottom to top, an outer positioning conical surface matched with the inner positioning conical surface is arranged in the assembly hole at the upper part 31 of the joint body, the joint body 3 is provided with a lower argon gas channel penetrating from top to bottom, the upper argon gas channel 11 and the lower argon gas channel are coaxially arranged, the top end of the joint body 3 is provided with an annular groove 34 which surrounds the argon gas channel, the sealing ring 3 is arranged in the annular groove 34,
the elastic component comprises a group of belleville springs 5, the belleville springs 5 are sleeved on the lower part 32 of the connector body and are propped against the step surface, and the elastic component is used for elastically propping up the connector body 3 upwards, so that the sealing ring 3 is in sealing fit with the bottom wall of the upper connector 1;
the automatic argon blowing joint further comprises a dust cover 6 and a connecting seat 7, the lower argon gas channel comprises a first butt joint channel 331, a connecting channel 332, a second butt joint channel 333 and a guide channel 334 which are connected from top to bottom and sequentially reduced in aperture, the aperture of the first butt joint channel 331, the connecting channel 332 and the aperture of the second butt joint channel 333 are larger than that of the upper argon gas channel 11, the first butt joint channel 331 is a tapered channel which is gradually reduced from top to bottom, the connecting seat 7 is arranged in the connecting channel 332, the connecting seat 7 is provided with threaded holes 72 coaxial with the connecting channel 332 and communication holes 72 which are annularly distributed around the threaded holes 72, the communication holes 72 are communicated with the first butt joint channel 331 and the second butt joint channel 333, the dust cover 6 comprises a disc-shaped main body 61 and a columnar body 62 which is formed by downwardly extending from the central part of the main body 61, the columnar body 62 is connected with the main body 61 through a round corner 623, the main body 61 is positioned in the first butt joint channel 331 and is arranged at intervals with openings at the upper end and the lower end of the first butt joint channel 331, the main body 61 is coaxially arranged with the first butt joint channel 331 and vertically projected to cover each communication hole 72, the lower end of the main body 621 is connected with the threaded holes 72 through a step 622; the lower part of the main body, the upper part of the connecting channel and the lower part of the second butt joint channel are respectively provided with mutually parallel chamfer surfaces, namely a first chamfer surface 611, a second chamfer surface 3321 and a third chamfer surface 3331, and an outwards inclined channel is formed between the first chamfer surface 611 and the second chamfer surface 3321.
One side of upper portion joint 1 and hot metal bottle laminating is equipped with the annular groove 12 that surrounds the argon gas passageway setting and the straight line groove 13 that communicates with the annular groove, and straight line groove 13 is equipped with four and is the cross and distributes. The arrangement of the annular groove and the linear groove can reduce the contact area of the upper joint and the hot-metal ladle on one hand and reduce heat transfer on the other hand, is beneficial to air circulation and improves the heat dissipation effect.
Claims (5)
1. Automatic argon blowing connects, including upper portion connects, sealing washer and lower part connect, upper portion connects and is equipped with the last argon gas passageway that top-down runs through, the lower part connects including fixing base, connector and elastic component, lay the connector in the fixing base, the connector is equipped with the lower argon gas passageway that top-down runs through, go up the argon gas passageway with the coaxial setting of argon gas passageway down, the connector top is equipped with around the annular groove that the argon gas passageway set up, install the sealing washer in the annular groove, elastic component be used for with the upward elasticity roof-fitting of connector for the sealing washer with the diapire seal laminating of upper portion connects, its characterized in that:
the automatic argon blowing connector further comprises a dust cover and a connecting seat, the lower argon gas channel comprises a first butt joint channel, a connecting channel, a second butt joint channel and a guide channel which are connected from top to bottom and the aperture of which is reduced in sequence, the aperture of the first butt joint channel is larger than that of the upper argon gas channel, the connecting seat is arranged in the connecting channel, the connecting seat is provided with a threaded hole coaxial with the connecting channel and communication holes which are annularly distributed around the threaded hole, the communication holes are communicated with the first butt joint channel and the second butt joint channel, the dust cover comprises a disc-shaped main body and a columnar body which is formed by downwards extending from the central part of the main body, the main body is positioned in the first butt joint channel, the main body and the first butt joint channel are coaxially arranged, the vertical projections of the main body cover the communication holes, the lower end part of the columnar body is connected with the threaded hole, and the upper part of the connecting channel is respectively provided with mutually parallel chamfer surfaces.
2. The automatic argon blowing joint of claim 1, wherein: the lower part of the second butt joint channel is provided with a chamfer surface, and the first butt joint channel is a tapered channel which tapers from top to bottom.
3. The automatic argon blowing joint of claim 1, wherein: the fixing seat is provided with an assembly hole, the upper end of the assembly hole is provided with an inner positioning conical surface which tapers from bottom to top, and the upper end of the connector body is provided with an outer positioning conical surface matched with the inner positioning conical surface.
4. The automatic argon blowing joint of claim 1, wherein: the elastic component comprises a group of butterfly springs, and the group of butterfly springs are sleeved on the lower part of the connector body and are propped against the step surface.
5. The automatic argon blowing joint of claim 1, wherein: the upper joint is equipped with the annular groove that sets up around last argon gas passageway and the straight line groove that communicates with the annular groove with the one side of hot metal bottle laminating, the straight line groove is equipped with four and is the cross and distributes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010233443.0A CN111336342B (en) | 2020-03-29 | 2020-03-29 | Automatic argon blowing joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010233443.0A CN111336342B (en) | 2020-03-29 | 2020-03-29 | Automatic argon blowing joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111336342A CN111336342A (en) | 2020-06-26 |
| CN111336342B true CN111336342B (en) | 2024-03-29 |
Family
ID=71182972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010233443.0A Active CN111336342B (en) | 2020-03-29 | 2020-03-29 | Automatic argon blowing joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111336342B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001335826A (en) * | 2000-05-23 | 2001-12-04 | Shinto Kogyo Kk | Device and method for connecting lance pipe for blowing oxygen and powdery material and hose joint |
| JP2002020821A (en) * | 2000-07-05 | 2002-01-23 | Sanso Arc Kogyo Kk | Pipe for introducing gas into molten metal and its manufacturing method |
| CN201136879Y (en) * | 2007-12-12 | 2008-10-22 | 莱芜钢铁集团有限公司 | Quick-replaceable joint device for ladle argon blowing |
| CN201603871U (en) * | 2010-03-29 | 2010-10-13 | 赵继华 | Automatic connecting device for steel ladle bottom blowing argon |
| CN103968166A (en) * | 2014-05-07 | 2014-08-06 | 扬中市第一蝶阀厂有限公司 | Flat plate type argon blowing joint |
| CN107237931A (en) * | 2017-06-22 | 2017-10-10 | 扬中市第蝶阀厂有限公司 | A kind of easy-to-dismount Argon joint |
| CN207777846U (en) * | 2017-12-26 | 2018-08-28 | 慈溪市安迈思气动元件有限公司 | A kind of clean type pneumatic fast plug |
| CN209194009U (en) * | 2018-10-31 | 2019-08-02 | 上海坤冶工程技术有限公司 | A kind of flat Argon connector of heat insulating mattress |
| CN212156253U (en) * | 2020-03-29 | 2020-12-15 | 无锡巨力重工股份有限公司 | Automatic argon blowing joint |
-
2020
- 2020-03-29 CN CN202010233443.0A patent/CN111336342B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001335826A (en) * | 2000-05-23 | 2001-12-04 | Shinto Kogyo Kk | Device and method for connecting lance pipe for blowing oxygen and powdery material and hose joint |
| JP2002020821A (en) * | 2000-07-05 | 2002-01-23 | Sanso Arc Kogyo Kk | Pipe for introducing gas into molten metal and its manufacturing method |
| CN201136879Y (en) * | 2007-12-12 | 2008-10-22 | 莱芜钢铁集团有限公司 | Quick-replaceable joint device for ladle argon blowing |
| CN201603871U (en) * | 2010-03-29 | 2010-10-13 | 赵继华 | Automatic connecting device for steel ladle bottom blowing argon |
| CN103968166A (en) * | 2014-05-07 | 2014-08-06 | 扬中市第一蝶阀厂有限公司 | Flat plate type argon blowing joint |
| CN107237931A (en) * | 2017-06-22 | 2017-10-10 | 扬中市第蝶阀厂有限公司 | A kind of easy-to-dismount Argon joint |
| CN207777846U (en) * | 2017-12-26 | 2018-08-28 | 慈溪市安迈思气动元件有限公司 | A kind of clean type pneumatic fast plug |
| CN209194009U (en) * | 2018-10-31 | 2019-08-02 | 上海坤冶工程技术有限公司 | A kind of flat Argon connector of heat insulating mattress |
| CN212156253U (en) * | 2020-03-29 | 2020-12-15 | 无锡巨力重工股份有限公司 | Automatic argon blowing joint |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111336342A (en) | 2020-06-26 |
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