CN218656791U - Large-scale ladle slide mechanism - Google Patents
Large-scale ladle slide mechanism Download PDFInfo
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- CN218656791U CN218656791U CN202222497137.5U CN202222497137U CN218656791U CN 218656791 U CN218656791 U CN 218656791U CN 202222497137 U CN202222497137 U CN 202222497137U CN 218656791 U CN218656791 U CN 218656791U
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- sliding
- mounting plate
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- groove
- sliding frame
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 33
- 239000010959 steel Substances 0.000 claims abstract description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 238000007599 discharging Methods 0.000 claims abstract description 12
- 239000011819 refractory material Substances 0.000 claims abstract description 10
- 210000004907 gland Anatomy 0.000 claims description 10
- 230000000712 assembly Effects 0.000 claims description 8
- 238000000429 assembly Methods 0.000 claims description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 230000007306 turnover Effects 0.000 abstract description 3
- 238000009749 continuous casting Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 238000009628 steelmaking Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
Abstract
The utility model discloses a large-scale steel ladle sliding mechanism, which belongs to the field of molten steel turnover between converter steelmaking and continuous casting, and comprises a mounting plate component, a sliding frame component and a refractory material assembly body; the two sides of the mounting plate component are respectively provided with an upper groove, a spring component is arranged in the upper groove, the lower end of the spring component is provided with a roller bracket component, the two sides of the roller bracket component are respectively provided with a slide bar, and the roller bracket component comprises a roller; the bottom of one end of the slide bar is an inclined plane part, and the upper part of the roller is suitable for being attached to the bottom of the slide bar to roll; a first groove is formed in the mounting plate component, a first water feeding port is installed in the first groove and connected with a steel ladle, a second groove is formed in the sliding frame component, and a second water discharging port is installed in the second groove; the sliding frame part is provided with a discharging opening, and the size of the discharging opening is larger than that of the roller. The utility model provides a present need after the ladle has poured the molten steel, the complicated problem of process of ladle is changed under the high temperature.
Description
Technical Field
The utility model belongs to molten steel turnover field between converter steelmaking and the continuous casting, concretely relates to large-scale ladle slide mechanism.
Background
After the steel is smelted in the prior steel mill, molten steel after smelting needs to be put into a tundish by a ladle, and a ladle nozzle sliding mechanism arranged at the bottom of the ladle can be opened and closed at any time, namely the molten steel in the ladle is controlled to flow downwards or stop. Because the ambient temperature of the lower part of the ladle is very high and can usually reach 300-500 ℃, the main body of the material used by the mechanism is made of heat-resistant steel; the temperature of the molten steel is higher to about 1600-1800 ℃, and elements in the mechanism, which are in direct contact with the molten steel, are all made of high-temperature refractory materials.
After molten steel in the ladle is discharged, the refractory material in the mechanism needs to be replaced, and the ladle is quickly replaced in an uncooled state as long as the whole ladle can be continuously used in order to reduce energy consumption, avoid baking the ladle again, save time and improve the turnover of the ladle. Therefore, how to reduce the labor intensity of field operators, reduce the replacement time and ensure the safety becomes a very important problem.
Disclosure of Invention
In order to solve the technical problems, the inventor obtains the technical scheme of the utility model through practice and summary, the utility model discloses a large-scale steel ladle sliding mechanism, which comprises a mounting plate component, a sliding frame component and a refractory material assembly body; the two sides of the mounting plate component are respectively provided with an upper groove, a spring component is arranged in the upper groove, the lower end of the spring component is provided with a roller support component, the two sides of the roller support component are respectively provided with a slide bar, and the roller support component comprises a roller; the mounting plate component is mounted at the upper end of the sliding frame component, the refractory assembly is mounted between the sliding frame component and the mounting plate component, the spring components are mounted on two sides of the mounting plate component, and the roller bracket components are mounted on two sides of the sliding frame component;
a first groove is formed in the mounting plate component, a first water feeding port is installed in the first groove and connected with a steel ladle, a second groove is formed in the sliding frame component, and a second water discharging port is installed in the second groove;
the outer part of the mounting plate component is provided with a fixed mounting plate, the fixed mounting plate is arranged into an upper layer and a lower layer, a sleeve pipe and an oil cylinder are suitable to be mounted between the two layers of fixed mounting plates, the body of the oil cylinder is connected with the fixed mounting plate, the output end of the oil cylinder is connected to the sleeve pipe and connected to the corresponding end of the sliding frame component, the oil cylinder is suitable for pushing the sliding frame component to move, and the sliding frame component is suitable for driving the lower nozzle to move relative to the upper nozzle;
the bottom of one end of the sliding strip is an inclined plane part, and the upper part of the roller is suitable for being attached to the bottom of the sliding strip to roll; the sliding frame component is provided with a discharging opening, and the size of the discharging opening is larger than that of the roller.
In a further technical scheme, the refractory assembly body comprises an upper sliding plate and a lower sliding plate, the first groove and the second groove are stepped grooves, the upper sliding plate is installed at the bottom of the first groove, the lower sliding plate is installed at the top of the second groove, a first through hole communicated with the upper water gap is formed in the upper sliding plate, and a second through hole communicated with the lower water gap is formed in the lower sliding plate.
In a further technical scheme, the mounting plate component comprises a mounting plate body, the sliding frame component comprises a sliding frame body, and the mounting plate body and the sliding frame body are both made of heat-resistant steel; the upper sliding plate, the lower sliding plate, the upper water gap and the lower water gap in the refractory material assembly body are all made of high-temperature refractory materials.
In a further technical scheme, install multiunit high temperature magnet steel respectively in the bottom of mounting panel body and sliding frame body, the equal fixed mounting in bottom of going up slide and lower slide has the iron-clad, the iron-clad is suitable for being adsorbed by high temperature magnet steel.
In a further technical scheme, the spring assembly comprises a connecting spring, two sides of the mounting plate body are respectively provided with a first side groove, an upper gland and a first connecting body are further arranged in the first side groove, the upper gland is suitable for being connected to the upper end of the connecting spring, the first connecting body is provided with a mounting hole, a positioning pin is suitable for being mounted in the mounting hole, and the positioning pin is suitable for fixing the first connecting body and the upper gland;
two sides of the sliding frame body are respectively provided with a second side groove, a second connecting body and a sliding strip are respectively arranged in the second side grooves, and the sliding strips are suitable for being fixedly connected in the second side grooves;
the second connecting body is arranged at the bottom of the first connecting body, a transverse shaft body is arranged on one side, back to the first connecting body, of the second connecting body, the idler wheels are located on two sides outside the transverse shaft body, and the idler wheels are suitable for being connected to the bottom side of the sliding strip.
The sliding strip is designed to be provided with an inclined plane, when the sliding frame is driven to the maintenance position, the roller moves to the inclined plane, the distance between the sliding frame and the mounting plate is gradually reduced as the roller moves along the inclined plane, and the spring pressure is gradually reduced until the spring pressure is zero, so that the sliding frame can be opened, and the upper sliding plate and the lower sliding plate (made of refractory materials) can be replaced, and meanwhile, the observation mechanism has no damage.
The connecting spring is set to be an extension spring, the first connecting body and the second connecting body are supported through the lower press cover in an extension state through the extension spring, when the connecting spring walks along the inclined plane of the slide bar, the downward supporting force of the connecting spring is reduced to zero, the telescopic position of the oil cylinder reaches the limit, the overhauling position is correspondingly provided with the unloading port to unload the transverse shaft body and the roller, the rotation of the mounting plate body along the first supporting body and the second supporting body can be realized, and the corresponding upper sliding plate and the corresponding lower sliding plate can be taken out after the mounting plate body is opened.
In a further technical solution, the mounting plate component further includes a first supporting body, the sliding frame component further includes a second supporting body, the first supporting body is fixedly connected with the mounting plate body, the second supporting body slides with the sliding frame body, and the first supporting body and the second supporting body are rotatably connected with each other.
In a further technical scheme, install 4 groups of connecting spring in the mounting panel part, install 2 gyro wheel bracket components in the slip frame part, connecting spring among the mounting panel part is suitable for and exerts pressure to the gyro wheel on the gyro wheel bracket component and the draw runner in the corresponding slip frame part, makes and produces the face pressure between top slide and the lower slide plate surface.
The mounting plate component and the sliding frame component apply pressure to 8 rollers on 2 roller bracket components in the mounting plate component and 8 sliding bars in the corresponding sliding frame component through 4 spring components in the mounting plate component, so that surface pressure is generated between the upper sliding plate in the mounting plate cavity and the lower sliding plate surface in the sliding frame cavity, and molten steel leakage is avoided. The sliding frame component and the mounting plate component are driven to move relatively under the action of the oil cylinder, so that an upper sliding plate in the mounting plate cavity and a lower sliding plate through hole in the sliding frame cavity move relatively to each other to switch steel flow.
Compared with the prior art, the utility model discloses can obtain following technological effect:
compared with the prior art, this mechanism is when changing resistant material, and the hydro-cylinder in only needing to use pushes away the sliding frame part on earth, and the gyro wheel breaks away from the draw runner this moment, loses the face between the top and bottom slide and presses, and the sliding frame part can be opened conveniently around the pivot on the mounting panel part, changes slide, observation mechanism's operation. The upper and lower sliding plates are respectively arranged in the cavities of the mounting plate and the sliding frame during mounting, and are sucked by high-temperature magnetic steel on the components, so that the components do not need to be tightly supported and fixed by other modes, and the device is very simple and convenient.
The utility model discloses an utilize hydro-cylinder stroke extension, the gyro wheel is thrown off the draw runner when making the sliding frame remove the end, loses the face between the top and bottom slide and presses, and the sliding frame part can conveniently be opened. The door is opened and closed without a method of pressing a face pressing bolt by a pneumatic wrench or pressing by a door opening and closing hydraulic clamp.
The upper and lower sliding plates are respectively arranged in the mounting plate and the die cavity of the sliding frame when being mounted, and are sucked by high-temperature magnetic steel on the component, so that the mounting device is very simple and convenient. The sliding plate is fixed without a mode of pushing the movable jaw or the eccentric wheel to push the horse kick-shaped iron through threads.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a structural view of a sliding mechanism of the present invention;
fig. 2 is a front sectional view of the present invention;
fig. 3 is a side sectional view of the present invention;
fig. 4 is a schematic view of the compression state of the connection spring of the present invention;
FIG. 5 is a schematic view of the connecting spring in a decompression state;
fig. 6 is a schematic view of the position of the high-temperature magnetic steel of the present invention;
FIG. 7 is a view of the mounting plate body structure of the present invention;
fig. 8 is a structural view of the sliding frame body of the present invention.
In the figure: 1. a mounting plate member; 2. a slide frame member; 3. a first connecting body; 4. a second connecting body; 5. a connecting spring; 6. a roller bracket assembly; 7. a roller; 8. a slide bar; 9. an upper slide plate; 10. a lower slide plate; 11. an oil cylinder; 12. high-temperature magnetic steel; 13. a sliding frame body; 14. a mounting plate body; 15. a water feeding port; 16. a water outlet; 17. fixing the mounting plate; 18. a quill tube; 19. a gland is arranged; 20. positioning pins; 21. a side groove II; 22. a cross shaft body; 23. a first support body; 24. a second support body; 25. and (7) discharging the opening.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The application of the principles of the present invention will be further described with reference to the accompanying drawings and specific embodiments.
Example 1:
referring to fig. 1 to 8, in order to implement the present invention, a large-sized ladle sliding mechanism includes a mounting plate member 1, a sliding frame member 2, and a refractory assembly; the two sides of the mounting plate component 1 are respectively provided with an upper groove, a spring component is arranged in the upper groove, the lower end of the spring component is provided with a roller bracket component 6, the two sides of the roller bracket component 6 are respectively provided with a slide bar 8, and the roller bracket component 6 comprises a roller 7;
the mounting plate component 1 is arranged at the upper end of the sliding frame component 2, the refractory assembly is arranged between the sliding frame component 2 and the mounting plate component 1, the spring components are arranged at two sides of the mounting plate component 1, and the roller bracket components 6 are arranged at two sides of the sliding frame component 2;
a first groove is formed in the mounting plate component 1, a water feeding port 15 is installed in the first groove, the water feeding port 15 is connected with a steel ladle, a second groove is formed in the sliding frame component 2, and a water discharging port 16 is installed in the second groove;
a fixed mounting plate 17 is mounted outside the mounting plate component 1, the fixed mounting plate 17 is arranged into an upper layer and a lower layer, a sleeve pipe 18 and an oil cylinder 11 are suitable for being mounted between the two layers of fixed mounting plates 17, the body of the oil cylinder 11 is connected with the fixed mounting plate 17, the output end of the oil cylinder 11 is connected to the sleeve pipe 18 and connected to the corresponding end of the sliding frame component 2, the oil cylinder 11 is suitable for pushing the sliding frame component 2 to move, and the sliding frame component 2 is suitable for driving the lower water gap 16 to move relative to the upper water gap 15;
the bottom of one end of the slide bar 8 is an inclined plane part, and the upper part of the roller 7 is suitable for being attached to the bottom of the slide bar 8 to roll; the sliding frame part 2 is provided with a discharging opening 25, and the size of the discharging opening 25 is larger than that of the roller 7.
As shown in fig. 2, the refractory assembly body comprises an upper sliding plate 9 and a lower sliding plate 10, the first groove and the second groove are stepped grooves, the upper sliding plate 9 is installed at the bottom of the first groove, the lower sliding plate 10 is installed at the top of the second groove, a first through hole communicated with the upper nozzle 15 is formed in the upper sliding plate 9, and a second through hole communicated with the lower nozzle 16 is formed in the lower sliding plate 10.
The mounting plate component 1 comprises a mounting plate body 14, the sliding frame component 2 comprises a sliding frame body 13, and the mounting plate body 14 and the sliding frame body 13 are both made of heat-resistant steel, and the specific structure is shown in fig. 7 and 8; the upper slide plate 9, the lower slide plate 10, the upper nozzle 15 and the lower nozzle 16 in the refractory assembly are all made of high-temperature refractory materials. As shown in fig. 6, a plurality of groups of high temperature magnetic steels 12 are respectively installed at the bottom of the installation plate body 14 and the bottom of the sliding frame body 13, and iron shells are both fixedly installed at the bottom of the upper sliding plate 9 and the bottom of the lower sliding plate 10 and are suitable for being adsorbed by the high temperature magnetic steels 12.
The spring assembly comprises a connecting spring 5, two sides of the mounting plate body 14 are respectively provided with a first side groove, an upper gland 19 and a first connecting body 3 are further arranged in the first side grooves, the upper gland 19 is suitable for being connected to the upper end of the connecting spring 5, the first connecting body 3 is provided with a mounting hole, a positioning pin 20 is suitable for being mounted in the mounting hole, and the positioning pin 20 is suitable for fixing the first connecting body 3 and the upper gland 19;
two sides of the sliding frame body 13 are respectively provided with a second side groove 21, a second connecting body 4 and a sliding strip 8 are respectively arranged in the second side grooves 21, and the sliding strip 8 is suitable for being fixedly connected in the second side grooves 21;
the connecting body II 4 is installed at the bottom of the connecting body I3, a transverse shaft body 22 is installed on one side, back to the connecting body I3, of the connecting body II 4, the idler wheels 7 are located on two outer sides of the transverse shaft body 22, and the idler wheels 7 are suitable for being connected to the bottom side of the sliding strip 8.
The mounting plate component 1 further comprises a first supporting body 23, the sliding frame component further comprises a second supporting body 24, the first supporting body 23 is fixedly connected with the mounting plate body 14, the second supporting body 24 slides with the sliding frame body 13, and the first supporting body 23 is rotatably connected with the second supporting body 24. Install 4 groups of connecting spring 5 in the mounting panel part 1, the gyro wheel 7 appears in pairs in two 21 of unilateral side channels in figure 4 and figure 5, and because there are both sides, so quantity is corresponding to installing 2 gyro wheel bracket assemblies 6 in the slide frame part 2, connecting spring 5 in the mounting panel part 1 is suitable for exerting pressure to gyro wheel 7 on the gyro wheel bracket assembly 6 and the draw runner 8 in the corresponding slide frame part 2, makes and produces the face pressure between upper slide 9 and the lower slide 10 surface.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A large-scale ladle sliding mechanism is characterized by comprising a mounting plate component (1), a sliding frame component (2), a refractory assembly body and a roller bracket component (6); the mounting plate component is characterized in that upper grooves are formed in two sides of the mounting plate component (1) respectively, spring assemblies are mounted in the upper grooves, roller bracket assemblies (6) are mounted at the lower ends of the spring assemblies, sliding strips (8) are mounted on two sides of each roller bracket assembly (6) respectively, and each roller bracket assembly (6) comprises a roller (7); the mounting plate component (1) is mounted at the upper end of the sliding frame component (2), the refractory assembly body is mounted between the sliding frame component (2) and the mounting plate component (1), the spring assemblies are mounted on two sides of the mounting plate component (1), and the roller bracket assemblies (6) are mounted on two sides of the sliding frame component (2);
a first groove is formed in the mounting plate component (1), an upper water gap (15) is installed in the first groove, the upper water gap (15) is connected with a steel ladle, a second groove is formed in the sliding frame component (2), and a lower water gap (16) is installed in the second groove;
a fixed mounting plate (17) is mounted outside the mounting plate component (1), the fixed mounting plate (17) is arranged into an upper layer and a lower layer, a sleeve pipe (18) and an oil cylinder (11) are suitable for being mounted between the two layers of fixed mounting plates (17), the body of the oil cylinder (11) is connected with the fixed mounting plate (17), the output end of the oil cylinder (11) is connected to the sleeve pipe (18) and connected to the corresponding end of the sliding frame component (2), the oil cylinder (11) is suitable for pushing the sliding frame component (2) to move, and the sliding frame component (2) is suitable for driving the lower water gap (16) to move relative to the upper water gap (15);
the bottom of one end of the sliding strip (8) is an inclined plane part, and the upper part of the roller (7) is suitable for being attached to the bottom of the sliding strip (8) to roll; the sliding frame part (2) is provided with a discharging opening (25), and the size of the discharging opening (25) is larger than that of the roller (7).
2. The large ladle sliding mechanism according to claim 1, wherein the refractory assembly comprises an upper sliding plate (9) and a lower sliding plate (10), the first groove and the second groove are both stepped grooves, the upper sliding plate (9) is mounted at the bottom of the first groove, the lower sliding plate (10) is mounted at the top of the second groove, the upper sliding plate (9) is provided with a first through hole communicated with the upper nozzle (15), and the lower sliding plate (10) is provided with a second through hole communicated with the lower nozzle (16).
3. A large ladle slide mechanism according to claim 1, wherein the mounting plate member (1) comprises a mounting plate body (14), the slide frame member (2) comprises a slide frame body (13), and the mounting plate body (14) and the slide frame body (13) are both made of heat resistant steel; the upper sliding plate (9), the lower sliding plate (10), the upper water gap (15) and the lower water gap (16) in the refractory material assembly body are all made of high-temperature refractory materials.
4. A large-scale ladle sliding mechanism according to claim 3, wherein a plurality of groups of high-temperature magnetic steels (12) are respectively mounted at the bottoms of the mounting plate body (14) and the sliding frame body (13), and iron shells are fixedly mounted at the bottoms of the upper sliding plate (9) and the lower sliding plate (10) and are suitable for being adsorbed by the high-temperature magnetic steels (12).
5. The large steel ladle sliding mechanism according to claim 4, wherein the spring assembly comprises a connecting spring (5), two sides of the mounting plate body (14) are respectively provided with a first side groove, an upper gland (19) and a first connecting body (3) are further arranged in the first side groove, the upper gland (19) is suitable for being connected to the upper end of the connecting spring (5), the first connecting body (3) is provided with a mounting hole, a positioning pin (20) is suitable for being arranged in the mounting hole, and the positioning pin (20) is suitable for fixing the first connecting body (3) and the upper gland (19);
two sides of the sliding frame body (13) are respectively provided with a second side groove (21), a second connecting body (4) and a sliding strip (8) are respectively arranged in the second side grooves (21), and the sliding strip (8) is suitable for being fixedly connected in the second side grooves (21);
the connecting body II (4) is installed at the bottom of the connecting body I (3), a transverse shaft body (22) is installed on one side, back to the connecting body I (3), of the connecting body II (4), the idler wheels (7) are located on two sides outside the transverse shaft body (22), and the idler wheels (7) are suitable for being connected to the bottom side of the sliding strip (8).
6. A large ladle slide mechanism according to claim 1, wherein the mounting plate member (1) further comprises a first support member (23), the slide frame member further comprises a second support member (24), the first support member (23) is fixedly connected with the mounting plate body (14), the second support member (24) slides with respect to the slide frame body (13), and the first support member (23) is rotatably connected with the second support member (24).
7. A large ladle slide mechanism according to claim 1, wherein 4 sets of connecting springs (5) are mounted in the mounting plate member (1), 2 roller bracket assemblies (6) are mounted in the slide frame member (2), and the connecting springs (5) in the mounting plate member (1) are adapted to apply pressure to the rollers (7) on the roller bracket assemblies (6) and the slide bars (8) in the corresponding slide frame member (2) to generate a surface pressure between the upper slide plate (9) and the lower slide plate (10) surface.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222497137.5U CN218656791U (en) | 2022-09-21 | 2022-09-21 | Large-scale ladle slide mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222497137.5U CN218656791U (en) | 2022-09-21 | 2022-09-21 | Large-scale ladle slide mechanism |
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| CN218656791U true CN218656791U (en) | 2023-03-21 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119772157A (en) * | 2024-12-30 | 2025-04-08 | 马鞍山市雨山冶金新材料有限公司 | Oversized ladle sliding gate mechanism and method |
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2022
- 2022-09-21 CN CN202222497137.5U patent/CN218656791U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119772157A (en) * | 2024-12-30 | 2025-04-08 | 马鞍山市雨山冶金新材料有限公司 | Oversized ladle sliding gate mechanism and method |
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