CN111306383B - Argon pipeline butt joint structure of molten steel tank - Google Patents
Argon pipeline butt joint structure of molten steel tank Download PDFInfo
- Publication number
- CN111306383B CN111306383B CN202010238222.2A CN202010238222A CN111306383B CN 111306383 B CN111306383 B CN 111306383B CN 202010238222 A CN202010238222 A CN 202010238222A CN 111306383 B CN111306383 B CN 111306383B
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- CN
- China
- Prior art keywords
- butt joint
- seat
- male
- plate
- pressure head
- 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.)
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Links
- 210000001503 joint Anatomy 0.000 title claims abstract description 61
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 28
- 239000010959 steel Substances 0.000 title claims abstract description 28
- 229910052786 argon Inorganic materials 0.000 title claims abstract description 19
- 238000007789 sealing Methods 0.000 claims abstract description 38
- 239000007789 gas Substances 0.000 claims abstract 5
- 230000017525 heat dissipation Effects 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 238000007664 blowing Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- 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
Abstract
The invention provides an argon pipeline butt joint structure of a molten steel tank, which can solve the technical problems of high matching precision and easy damage of a male connector and a female connector. Argon gas pipeline butt joint structure of molten steel tank, including installing in the seat jar seat of molten steel tank lateral part, installing in the bearing tank seat of transfer equipment, seat jar seat and install female joint, bear the tank seat and install the public joint, its characterized in that: when the sitting tank seat is matched with the bearing tank seat, the male sealing ring of the male connector is attached to the lower end face of the pressing plate of the female sealing ring under the action of the elastic component, a sealing cavity is formed by the lower end faces of the male sealing ring and the pressing plate and the upper end face of the pressing head, so that the second butt joint channel and the third butt joint channel can be communicated and prevented from leaking as long as the second butt joint channel is within the coverage range of the sealing ring, and the requirement of high matching precision of the male connector and the female connector is reduced; the male connector and the female connector are in sealing fit in a plane pressing mode, and the male connector and the female connector are not easy to damage.
Description
Technical Field
The invention relates to the technical field of metallurgical equipment, in particular to an argon pipeline butt joint structure of a molten steel tank.
Background
The molten steel tank is required to achieve the effect of stirring molten steel by blowing argon into molten steel in the molten steel transferring process under the furnace, and an argon blowing device is generally arranged on rotating equipment under the furnace, such as a molten steel tank truck and a ladle turret, when the molten steel tank falls down, an argon pipeline of the molten steel tank is required to be in butt joint with the argon blowing device on the transferring equipment, the existing pipeline butt joint device comprises a female joint and a male joint, the female joint is arranged on a tank seat of a tank side part of the molten steel tank, the male joint is arranged on a bearing tank seat of the transferring equipment, and the male joint and the female joint are in plug-in fit. Because the male connector and the female connector are high in matching precision, the molten steel tank is generally lifted by the crown block and falls onto the transfer equipment, certain deviation exists when the tank seat of the sitting tank is matched with the tank seat of the bearing tank, and the male connector and the female connector are easy to damage under the huge gravity action of the molten steel tank.
Disclosure of Invention
The invention provides an argon pipeline butt joint structure of a molten steel tank, which can solve the technical problems of high matching precision and easy damage of a male connector and a female connector.
The technical scheme is that the argon pipeline butt joint structure of the molten steel tank comprises a tank seat installed on the side part of the molten steel tank and a bearing tank seat installed on transfer equipment, wherein a female connector is installed on the tank seat, and a male connector is installed on the bearing tank seat, and the argon pipeline butt joint structure is characterized in that:
the female joint comprises a female connecting pipe, a pressing plate and a female sealing ring, a supporting plate of a tank seat of the tank seat is provided with a first butt joint channel penetrating up and down, the female connecting pipe is mounted in the first butt joint channel, the lower part of the supporting plate is provided with a slot recessed from the bottom surface, the pressing plate is detachably mounted in the slot, the pressing plate is provided with a second butt joint channel penetrating up and down, the second butt joint channel is communicated with the first butt joint channel, the upper part of the pressing plate is provided with a counter bore communicated with the second butt joint channel, the counter bore is internally provided with a female sealing ring for sealing the interface part of the second butt joint channel and the first butt joint channel, the side wall of the pressing plate and the side wall of the slot are arranged at intervals to form a heat dissipation channel, and the upper part of the pressing plate is provided with a circular groove surrounding the outside the counter bore, more than two straight line grooves communicated with the heat dissipation channel and the circular groove;
the male connector comprises a pressure head, a male sealing ring, a male connecting pipe, an elastic component and a base body, wherein the pressure head is arranged on the base body along a vertical sliding guide, a third butt joint channel penetrating up and down is formed in the pressure head, the male sealing ring is arranged on the upper part of the pressure head and surrounds the outer side of the third butt joint channel, the upper end of the male connecting pipe is fixedly connected with the lower part of the pressure head and communicated with the third butt joint channel, the lower end of the male connecting pipe penetrates through the base body, more than three groups of elastic components are distributed on the outer side of the male connecting pipe in a surrounding mode, the elastic component can stretch out and draw back along a vertical elastic mode, two ends of the elastic component respectively abut against the pressure head and the base body, the bearing tank base is of a hollow structure, a top assembly hole is formed in the top wall of the bearing tank base, a mounting plate is fixed in the inner cavity of the bearing tank base, and the base body of the male connector is fixed with the mounting plate and the pressure head extends out from the top assembly hole.
When the sitting tank seat is in fit with the bearing tank seat, the male sealing ring is attached to the lower end face of the pressing plate under the action of the elastic component, a sealing cavity is formed by the lower end face of the pressing plate and the upper end face of the pressing head, and the sealing cavity is used for communicating the second butt joint channel and the third butt joint channel.
Further, the slots penetrate through the outer side wall of the supporting plate, four straight line grooves are arranged and distributed in a cross shape, one straight line groove is communicated with the outside of the supporting plate, and the remaining three straight line grooves are communicated with the heat dissipation channel.
Furthermore, the four linear grooves are arranged at equal widths, and the width of each linear groove is larger than that of the heat dissipation channel.
Further, the base body comprises an upper sleeve, an upper bottom plate, a lower sleeve and a lower bottom plate which are coaxially arranged from top to bottom and fixedly connected, more than three reinforcing plates which are vertically arranged are distributed around the outer side of the lower sleeve, the upper end and the lower end of each reinforcing plate are respectively connected with the upper bottom plate and the lower bottom plate, and the lower bottom plate is connected with the mounting plate through bolts;
the elastic component includes spring, screw rod and nut, the upper end of screw rod with pressure head fixed connection, lower extreme run through behind the upper plate with nut threaded connection, each the cover is equipped with the spring on the screw rod respectively, the both ends of spring are supported respectively and are leaned on the pressure head with the upper plate, the nut is located the lower sleeve outside and be located between the adjacent backup pad, the lateral part pilot hole has been seted up to the lateral wall of bearing tank deck, the nut with the bolt expose in the lateral part pilot hole.
Still further, automatic male joint still includes outer clamping ring and interior clamping ring, outer clamping ring with interior clamping ring respectively pressure equipment male sealing ring's lateral wall and inside wall and through the second bolt pressure head detachably connects.
According to the argon pipeline butt joint structure, when the sitting tank seat is in fit with the bearing tank seat, the sealing cavity is formed by the lower end surfaces of the male sealing ring and the pressing plate and the upper end surface of the pressing head, so that the second butt joint channel and the third butt joint channel can be communicated and prevented from leakage as long as the second butt joint channel is within the coverage range of the sealing ring, and the requirement of high matching precision of the male connector and the female connector is reduced; the male connector and the female connector are in sealing fit in a plane compression mode, an original plug-in fit mode is replaced, and the male connector and the female connector are not easy to damage.
Drawings
Fig. 1 is a schematic view of the structure of the ladle and the ladle holder of the present invention in an unachievable state.
Fig. 2 is a schematic cross-sectional view of the C-C direction in fig. 1.
Fig. 3 is a schematic structural view of the molten steel tank of the present invention.
Fig. 4 is a schematic diagram of the structure of fig. 3 at D with a partial enlargement.
Fig. 5 is a schematic structural view of a platen according to the present invention.
Fig. 6 is a schematic view of the installation structure of the male connector of the present invention.
Fig. 7 is a schematic structural view of the male connector according to the first aspect of the present invention.
Fig. 8 is a schematic structural view of the male connector according to the second aspect of the present invention.
Fig. 9 is a schematic view of a cross-sectional structure in A-A direction in fig. 8.
Fig. 10 is a schematic view of a cross-sectional structure in the direction B-B in fig. 8.
Detailed Description
As shown in fig. 1-10, an argon pipeline butt joint structure of a molten steel tank comprises a tank seat 100 arranged on the side part of the molten steel tank and a bearing tank seat 200 arranged on transfer equipment, wherein the tank seat 100 is provided with a female joint, and the bearing tank seat 200 is provided with a male joint;
the female joint comprises a female connection pipe 103, a pressing plate 104 and a female sealing ring 105, a first butt joint channel 102 penetrating up and down is formed in a supporting plate 101 of a sitting tank seat 100, the female connection pipe 103 is arranged in the butt joint channel, a slot recessed from the bottom surface is formed in the lower portion of the supporting plate 101, the slot penetrates through the outer side wall of the supporting plate 101, the pressing plate 104 is detachably arranged in the slot through a bolt 106, 111 in the drawing is a through hole which is formed in the pressing plate and matched with the bolt 106, a second butt joint channel 107 penetrating up and down is formed in the pressing plate 104, the second butt joint channel 107 is communicated with the first butt joint channel 102, a counter bore 108 which is communicated with the second butt joint channel is formed in the upper portion of the pressing plate 104, a female sealing ring 105 for sealing the interface portion of the second butt joint channel 107 and the first butt joint channel 102 is arranged in the counter bore 108, a side wall of the pressing plate 104 and a side wall of the slot are arranged at intervals to form a heat dissipation channel 112, four straight line grooves surrounding the annular grooves 109 outside the counter bore and the heat dissipation channels and the straight line grooves 110 of the annular grooves are formed in the upper portion of the pressing plate 104 and are distributed in a cross shape, the remaining straight line grooves are communicated with the outside of the supporting plate 101, the straight line grooves are communicated with the straight line grooves and the straight line grooves of the four line grooves are communicated with the straight line grooves and the width of the straight line grooves are wide and are communicated with the heat dissipation channels of the heat dissipation channels and are arranged;
the male connector comprises a pressure head, a male sealing ring 207, a male connecting pipe 210, elastic components and a base body, wherein the pressure head is arranged on the base body along a vertical sliding guide, a third butt joint channel 216 penetrating up and down is formed in the pressure head, the male sealing ring 207 is arranged on the upper part of the pressure head and surrounds the outer side of the third butt joint channel 216, the upper end of the male connecting pipe 210 is fixedly connected with the lower part of the pressure head and communicated with the third butt joint channel 216, the lower end of the male connecting pipe 210 penetrates through the base body, three groups of elastic components are distributed around the outer side of the male connecting pipe 210, the elastic components can stretch out and draw back along the vertical elasticity, two ends of the elastic components respectively abut against the pressure head and the base body, the bearing tank base 200 is of a hollow structure, a top assembly hole 202 is formed in the top wall 201 of the bearing tank base, a side assembly hole 204 is formed in the side wall 203, a mounting plate 205 is fixed in the inner cavity of the bearing tank base, and the base body of the male connector is fixed on the mounting plate 205, and the pressure head extends out from the top assembly hole; in order to ensure effective sealing and lamination of the male seal ring and the lower end surface of the pressing plate, the male seal ring adopts a rubber seal ring, the female seal ring is directly arranged on the supporting plate part of the molten steel tank, the female seal ring adopts a high-temperature-resistant graphite seal ring, and the pressing plate and the supporting plate are arranged in a split type manner and the annular groove and the linear groove are arranged;
when the sitting tank seat 100 is matched with the bearing tank seat 200, the male sealing ring 207 is attached to the lower end face of the pressing plate 104 under the action of the elastic component, and a sealing chamber is formed by the male sealing ring 207, the lower end face of the pressing plate 104 and the upper end face of the pressing head and is used for communicating the second butt joint channel 107 and the third butt joint channel 216.
The base body comprises an upper sleeve 211, an upper bottom plate 212, a lower sleeve 213 and a lower bottom plate 215 which are coaxially arranged from top to bottom and fixedly connected, more than three reinforcing plates 214 which are vertically arranged are distributed around the outer side of the lower sleeve 213, the upper end and the lower end of each reinforcing plate 214 are respectively connected with the upper bottom plate 212 and the lower bottom plate 215, the lower bottom plate 215 is connected with the mounting plate through bolts, and the male connecting pipes sequentially penetrate through the upper sleeve 211, the upper bottom plate 212, the lower sleeve 213 and the lower bottom plate 215 from top to bottom;
the elastic components comprise springs 218, screw rods 217 and nuts 219, the upper ends of the screw rods 217 are fixedly connected with the pressure head, the lower ends of the screw rods 217 penetrate through the upper base plate 212 and are in threaded connection with the nuts 219, the springs 218 are sleeved on the screw rods 217 respectively, the two ends of the springs 218 respectively lean against the pressure head and the upper base plate 212, the nuts 219 are located outside the lower sleeve 213 and between the adjacent support plates 101, the nuts 219 and the bolts are exposed in the side assembly holes 204, and the male connector is convenient to assemble and disassemble, and the elasticity of the elastic components is convenient to adjust.
The male connector further comprises an outer pressing ring 208 and an inner pressing ring 206, the outer pressing ring 208 and the inner pressing ring 206 are respectively pressed on the outer side wall and the inner side wall of the male sealing ring 207 and are detachably connected with the pressure head through bolts, so that annular dovetail grooves are prevented from being formed in the pressure head, and processing difficulty is reduced.
Claims (5)
1. Argon gas pipeline butt joint structure of molten steel jar, including installing in the seat jar seat of molten steel jar lateral part, installing in the bearing tank seat of transfer equipment, seat jar seat installs female joint, bearing tank seat installs public joint, its characterized in that:
the female joint comprises a female connecting pipe, a pressing plate and a female sealing ring, a supporting plate of a tank seat of the tank seat is provided with a first butt joint channel penetrating up and down, the female connecting pipe is mounted in the first butt joint channel, the lower part of the supporting plate is provided with a slot recessed from the bottom surface, the pressing plate is detachably mounted in the slot, the pressing plate is provided with a second butt joint channel penetrating up and down, the second butt joint channel is communicated with the first butt joint channel, the upper part of the pressing plate is provided with a counter bore communicated with the second butt joint channel, the counter bore is internally provided with a female sealing ring for sealing the interface part of the second butt joint channel and the first butt joint channel, the side wall of the pressing plate and the side wall of the slot are arranged at intervals to form a heat dissipation channel, and the upper part of the pressing plate is provided with a circular groove surrounding the outside the counter bore, more than two straight line grooves communicated with the heat dissipation channel and the circular groove;
the male connector comprises a pressure head, a male sealing ring, a male connecting pipe, an elastic component and a base body, wherein the pressure head is arranged on the base body along a vertical sliding guide, a third butt joint channel penetrating up and down is formed in the pressure head, the male sealing ring is arranged on the upper part of the pressure head and surrounds the outer side of the third butt joint channel, the upper end of the male connecting pipe is fixedly connected with the lower part of the pressure head and communicated with the third butt joint channel, the lower end of the male connecting pipe penetrates through the base body, more than three groups of elastic components are distributed on the outer side of the male connecting pipe in a surrounding mode, the elastic component can stretch out and draw back along a vertical elastic mode, two ends of the elastic component respectively abut against the pressure head and the base body, the bearing tank base is of a hollow structure, a top assembly hole is formed in the top wall of the bearing tank base, a mounting plate is fixed in the inner cavity of the bearing tank base, and the base body of the male connector is fixed with the mounting plate and the pressure head extends out from the top assembly hole.
When the sitting tank seat is in fit with the bearing tank seat, the male sealing ring is attached to the lower end face of the pressing plate under the action of the elastic component, a sealing cavity is formed by the lower end face of the pressing plate and the upper end face of the pressing head, and the sealing cavity is used for communicating the second butt joint channel and the third butt joint channel.
2. The argon gas pipeline butt joint structure of a molten steel tank according to claim 1, wherein: the slots penetrate through the outer side wall of the supporting plate, four straight line grooves are arranged and distributed in a cross shape, one straight line groove is communicated with the outside of the supporting plate, and the remaining three straight line grooves are communicated with the heat dissipation channel.
3. The argon line interfacing structure of a ladle as claimed in claim 2, wherein: the four linear grooves are arranged at equal widths, and the width of each linear groove is larger than that of the heat dissipation channel.
4. The argon gas pipeline butt joint structure of a molten steel tank according to claim 1, wherein: the base body comprises an upper sleeve, an upper bottom plate, a lower sleeve and a lower bottom plate which are coaxially arranged from top to bottom and fixedly connected, more than three reinforcing plates which are vertically arranged are distributed around the outer side of the lower sleeve, the upper end and the lower end of each reinforcing plate are respectively connected with the upper bottom plate and the lower bottom plate, and the lower bottom plate is connected with the mounting plate through bolts;
the elastic component includes spring, screw rod and nut, the upper end of screw rod with pressure head fixed connection, lower extreme run through behind the upper plate with nut threaded connection, each the cover is equipped with the spring on the screw rod respectively, the both ends of spring are supported respectively and are leaned on the pressure head with the upper plate, the nut is located the lower sleeve outside and be located between the adjacent backup pad, the lateral part pilot hole has been seted up to the lateral wall of bearing tank deck, the nut with the bolt expose in the lateral part pilot hole.
5. The argon gas pipeline butt joint structure of a molten steel tank according to claim 4, wherein: the male connector further comprises an outer pressing ring and an inner pressing ring, wherein the outer pressing ring and the inner pressing ring are respectively pressed on the outer side wall and the inner side wall of the male sealing ring and are detachably connected with the pressure head through bolts.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010238222.2A CN111306383B (en) | 2020-03-30 | 2020-03-30 | Argon pipeline butt joint structure of molten steel tank |
Applications Claiming Priority (1)
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CN202010238222.2A CN111306383B (en) | 2020-03-30 | 2020-03-30 | Argon pipeline butt joint structure of molten steel tank |
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CN111306383A CN111306383A (en) | 2020-06-19 |
CN111306383B true CN111306383B (en) | 2024-03-12 |
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CN202010238222.2A Active CN111306383B (en) | 2020-03-30 | 2020-03-30 | Argon pipeline butt joint structure of molten steel tank |
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Families Citing this family (1)
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CN115199839B (en) * | 2022-06-30 | 2023-05-05 | 福建德尔科技股份有限公司 | Air leakage prevention sleeving device for air inlet pipe of condenser for producing electronic grade chlorine trifluoride |
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EP0007038A1 (en) * | 1978-07-19 | 1980-01-23 | Mannesmann Demag AG | Coupling for connecting gas supply conduits to metallurgical vessels |
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CN104595604A (en) * | 2014-12-30 | 2015-05-06 | 无锡巨力重工股份有限公司 | Automatic argon blowing connector device |
CN106834611A (en) * | 2017-02-28 | 2017-06-13 | 武汉科技大学 | A kind of spring buffer formula automatic argon-blowing connector |
CN107143724A (en) * | 2017-06-22 | 2017-09-08 | 扬中市第蝶阀厂有限公司 | A kind of Argon joint for being easy to assemble |
CN208431475U (en) * | 2018-06-12 | 2019-01-25 | 中国有色金属工业第六冶金建设有限公司 | A kind of efficient dock backfill assembling pipe joint |
CN109261953A (en) * | 2018-12-04 | 2019-01-25 | 上海宝冶工程技术有限公司 | A kind of base device of achievable ladle trolley automatic argon connecting |
CN109304459A (en) * | 2018-12-13 | 2019-02-05 | 山东钢铁股份有限公司 | A kind of Argon docking mechanism and ladle trolley |
CN212868879U (en) * | 2020-03-30 | 2021-04-02 | 无锡巨力重工股份有限公司 | Argon pipe way butt-joint structure of molten steel tank |
Family Cites Families (1)
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US8858867B2 (en) * | 2011-02-01 | 2014-10-14 | Superior Machine Co. of South Carolina, Inc. | Ladle metallurgy furnace having improved roof |
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2020
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0007038A1 (en) * | 1978-07-19 | 1980-01-23 | Mannesmann Demag AG | Coupling for connecting gas supply conduits to metallurgical vessels |
CN201605289U (en) * | 2010-01-22 | 2010-10-13 | 宝钢集团新疆八一钢铁有限公司 | Argon-blowing connection structure of steel ladle disassembled and assembled without manpower |
CN201603871U (en) * | 2010-03-29 | 2010-10-13 | 赵继华 | Automatic connecting device for steel ladle bottom blowing argon |
CN102218529A (en) * | 2011-06-09 | 2011-10-19 | 无锡巨力重工股份有限公司 | Automatic butt-jointing device for argon blowing pipeline of molten steel tank |
CN104595604A (en) * | 2014-12-30 | 2015-05-06 | 无锡巨力重工股份有限公司 | Automatic argon blowing connector device |
CN106834611A (en) * | 2017-02-28 | 2017-06-13 | 武汉科技大学 | A kind of spring buffer formula automatic argon-blowing connector |
CN107143724A (en) * | 2017-06-22 | 2017-09-08 | 扬中市第蝶阀厂有限公司 | A kind of Argon joint for being easy to assemble |
CN208431475U (en) * | 2018-06-12 | 2019-01-25 | 中国有色金属工业第六冶金建设有限公司 | A kind of efficient dock backfill assembling pipe joint |
CN109261953A (en) * | 2018-12-04 | 2019-01-25 | 上海宝冶工程技术有限公司 | A kind of base device of achievable ladle trolley automatic argon connecting |
CN109304459A (en) * | 2018-12-13 | 2019-02-05 | 山东钢铁股份有限公司 | A kind of Argon docking mechanism and ladle trolley |
CN212868879U (en) * | 2020-03-30 | 2021-04-02 | 无锡巨力重工股份有限公司 | Argon pipe way butt-joint structure of molten steel tank |
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