CN216607165U - Prevent that liquid level is undulant covering slag adds sediment device - Google Patents
Prevent that liquid level is undulant covering slag adds sediment device Download PDFInfo
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- CN216607165U CN216607165U CN202122857542.9U CN202122857542U CN216607165U CN 216607165 U CN216607165 U CN 216607165U CN 202122857542 U CN202122857542 U CN 202122857542U CN 216607165 U CN216607165 U CN 216607165U
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- crystallizer
- liquid level
- half body
- slag
- left half
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- 239000002893 slag Substances 0.000 title claims abstract description 46
- 239000007788 liquid Substances 0.000 title claims abstract description 23
- 239000013049 sediment Substances 0.000 title claims description 11
- 239000000463 material Substances 0.000 claims abstract description 12
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 9
- 239000010959 steel Substances 0.000 claims abstract description 9
- 230000002093 peripheral effect Effects 0.000 claims description 13
- 230000004907 flux Effects 0.000 claims description 8
- 230000007246 mechanism Effects 0.000 claims description 8
- 238000005266 casting Methods 0.000 description 15
- 239000000843 powder Substances 0.000 description 11
- 239000002184 metal Substances 0.000 description 7
- 239000002245 particle Substances 0.000 description 7
- 238000009749 continuous casting Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000005486 microgravity Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of slag adding devices, in particular to a covering slag adding device for preventing liquid level fluctuation, which is arranged on a crystallizer, wherein a vibrating table is arranged between the device and the crystallizer, the device comprises a body, a plurality of material leaking holes are uniformly distributed at the bottom of the body, the material leaking holes are communicated with the crystallizer, a tundish nozzle for draining molten steel is communicated with the crystallizer, one end of the tundish nozzle is arranged in the crystallizer, and the other end of the tundish nozzle penetrates through the body and extends to a tundish from the outside Inhalation, etc.
Description
Technical Field
The utility model relates to the technical field of slag adding devices, in particular to a covering slag adding device capable of preventing liquid level fluctuation.
Background
The addition of the covering slag on the liquid level of the metal melt in the crystallizer in the casting process of the continuous casting machine is an important link for continuous casting production. The good protective slag can form a melting layer on the surface of the metal melt, realize heat preservation, air isolation, secondary oxidation prevention, molten steel purification absorption and inclusion, heat transfer improvement between a continuous casting billet shell and a crystallizer, and a lubricating slag film is formed between the billet shell of a casting billet and the crystallizer. However, if the operation is improper in the process of adding the casting powder, such as large casting powder particles, slag blocks and the like, the liquid level of the metal melt fluctuates due to overlarge impact force during adding, slag rolling, air suction and the like are caused, impurities and gas in the continuous casting billet exceed standards, and even the continuous casting billet is directly scrapped, so that huge economic loss is caused.
When the slag surface is too thin or the metal liquid surface is exposed, manual slag adding is needed, and when the slag is supplemented, the slag is directly poured onto the slag surface on the upper surface of the crystallizer. The slag adding mode has potential unavoidable risks, when the casting powder particles are not uniform or have large particles, the casting powder particles enter the upper surface of the crystallizer under the action of external force to easily cause fluctuation of the liquid level of the metal melt of the crystallizer, cause slag entrapment and air suction of the metal melt, cause the quality problem of casting blanks, and need blank picking or even scrapping.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: in order to solve the problem that the liquid level of a crystallizer fluctuates unevenly when the covering slag is added, the covering slag adding device for preventing the liquid level fluctuation is provided.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a prevent undulant covering slag filling device of liquid level, the device sets up on the crystallizer, is provided with the shaking table between device and the crystallizer, and the device includes the body, the body bottom equipartition has a plurality of hourglass material holes, hourglass material hole and crystallizer intercommunication, the intercommunication has the well package mouth of a river that is used for the drainage molten steel on the crystallizer, the one end setting of well package mouth of a river is in the crystallizer, the other end of well package mouth of a river passes the body and extends to well package to its outside.
According to the utility model, the crystallizer is provided with the body, the body is uniformly provided with the plurality of material leaking holes communicated with the crystallizer, the covering slag is led to the body, and the covering slag can gradually and uniformly enter the crystallizer through the material leaking holes by the vibration of the vibration disc, so that the phenomenon of liquid level fluctuation caused by a large amount of entering or large particles is effectively avoided.
In order to make the body leak the mold flux into the mold better, further, the body includes an annular outer peripheral wall and an annular bottom plate, the annular outer peripheral wall is provided on the annular bottom plate and forms an inwardly recessed notch. The annular bottom plate is provided with the annular outer peripheral wall to form an inward sunken notch, so that the protection slag can be limited in the body, and the protection slag is ensured to enter the crystallizer.
Further, the annular peripheral wall is inclined outward gradually from the bottom plate. Thus, the body is formed into a funnel shape, and the mold flux falling onto the annular outer peripheral wall is guided onto the annular bottom plate.
In order to facilitate installation and maintenance, the body further comprises a left half body and a right half body, the left half body is hinged to the right half body, and fixing mechanisms fixed to each other are arranged between the left half body and the right half body. The body is of a half structure, so that the installation and maintenance can be carried out at any time, and the operation of workers is facilitated.
In order to realize the fixing mechanism, further, the fixing mechanism comprises a locking screw, one end of the locking screw is screwed on the left half body, and the other end of the locking screw penetrates through the left half body and is in threaded connection with the right half body. The body of the half structure is fixedly connected through the locking screw, and the half structure is simple in structure and convenient to process and manufacture.
Further, the device still includes and adds the sediment pipe, add the top intercommunication of sediment pipe's one end and body, add the other end and the automatic sediment device intercommunication of going up of sediment pipe.
The utility model has the beneficial effects that: when the covering slag adding device for preventing liquid level fluctuation is used, the body is arranged on the crystallizer, so that the effects of buffering external force during slag adding and filtering large-particle covering slag can be realized, micro-gravity uniform slag adding is realized, the risk of metal melt liquid level fluctuation possibly caused by slag adding is greatly reduced, and the risks of slag rolling, air suction and the like caused by the risk are avoided.
Drawings
The utility model is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
fig. 3 is a top view of the body of the present invention.
In the figure: 1. the casting mold comprises a mold body 2, a vibration table 3, a body 301, an annular peripheral wall 302, an annular bottom plate 4, a material leakage hole 5, a left half body 6, a right half body 7, a locking screw 8, a slag adding pipe 9, a tundish nozzle 10, molten steel 11 and casting powder.
Detailed Description
The utility model is described in more detail below with reference to the following examples:
the present invention is not limited to the following embodiments, and those skilled in the art can implement the present invention in other embodiments according to the disclosure of the present invention, or make simple changes or modifications on the design structure and idea of the present invention, and fall into the protection scope of the present invention. It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
As shown in fig. 1-3, the device for adding the mold flux for preventing the liquid level fluctuation is arranged on a crystallizer 1, a vibrating table 2 is arranged between the device and the crystallizer 1, a through hole is formed in the vibrating table 2, the body 3 is placed on the through hole, the device comprises a body 3, a plurality of material leakage holes 4 are uniformly distributed in the bottom of the body 3, the material leakage holes 4 are communicated with the crystallizer 1, a tundish nozzle 9 for guiding molten steel is communicated with the crystallizer 1, one end of the tundish nozzle 9 is arranged in the crystallizer 1, and the other end of the tundish nozzle 9 penetrates through the body 3 and extends to a tundish from the outside of the body.
The body 3 includes an annular outer peripheral wall 301 and an annular bottom plate 302, the annular outer peripheral wall 301 being provided on the annular bottom plate 302 and forming an inwardly recessed notch. The tundish nozzle 9 passes through the hole on the annular bottom plate 302 and enters the interior of the crystallizer 1.
The annular peripheral wall 301 is inclined upward from the bottom plate to form a basin-shaped structure with an upward opening.
The body 3 comprises a left half body 5 and a right half body 6, the left half body 5 is hinged to the right half body 6, and fixing mechanisms fixed to each other are arranged between the left half body 5 and the right half body 6.
The fixing mechanism comprises a locking screw 7, one end of the locking screw 7 is connected to the left half body 5 through a screw, and the other end of the locking screw 7 penetrates through the left half body 5 and is in threaded connection with the right half body 6.
The device still includes adds sediment pipe 8, add the top intercommunication of sediment pipe 8's one end and body 3, add the other end and the automatic sediment device intercommunication of going up of sediment pipe 8. The automatic slag feeding device can be a conveying belt mechanism and can also be other automatic feeding devices, so that automatic feeding can be realized.
When the device for adding the casting powder and the slag for preventing the liquid level fluctuation is used, the crystallizer 8 is filled with the molten steel 10, the casting powder 11 is conveyed into the slag adding pipe 8 through the automatic slag adding device and is conveyed to the body 3 through the slag adding pipe 8, the annular peripheral wall 301 of the body 3 plays a role in limiting the casting powder 11, the casting powder falling on the body 3 gradually enters the molten steel 10 in the crystallizer 1 through the material leakage hole 4 through the vibrating table 2 on the crystallizer 1, the casting powder 11 is buffered through the body 3 and the large-particle casting powder 11 is filtered, the phenomenon that the liquid level of the molten steel 10 in the crystallizer 1 fluctuates is effectively prevented, and the left half body 5 and the right half body 6 of the half-shell structure are convenient.
In light of the foregoing description of the preferred embodiment of the present invention, it is to be understood that numerous changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the utility model. 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. The utility model provides a prevent that liquid level undulant covering slag adds sediment device, the device sets up on crystallizer (1), is provided with shaking table (2) between the device and crystallizer (1), its characterized in that: the device comprises a body (3), a plurality of material leaking holes (4) are evenly distributed in the bottom of the body (3), the material leaking holes (4) are communicated with a crystallizer (1), a tundish nozzle (9) used for draining molten steel is communicated on the crystallizer (1), one end of the tundish nozzle (9) is arranged in the crystallizer (1), and the other end of the tundish nozzle (9) penetrates through the body (3) and extends to the tundish outside the body.
2. The mold flux slag adding apparatus for preventing liquid level fluctuation according to claim 1, wherein: the body (3) comprises an annular peripheral wall (301) and an annular bottom plate (302), wherein the annular peripheral wall (301) is arranged on the annular bottom plate (302) and forms an inwards concave notch.
3. The mold flux slag adding apparatus for preventing liquid level fluctuation according to claim 2, wherein: the annular peripheral wall (301) is arranged to be gradually inclined outwards from the bottom plate upwards.
4. The mold flux slag adding apparatus for preventing liquid level fluctuation according to claim 1, wherein: the body (3) comprises a left half body (5) and a right half body (6), the left half body (5) is hinged to the right half body (6), and fixing mechanisms fixed to each other are arranged between the left half body (5) and the right half body (6).
5. The mold flux slag adding apparatus for preventing liquid level fluctuation according to claim 4, wherein: the fixing mechanism comprises a locking screw (7), one end of the locking screw (7) is connected to the left half body (5) through a screw, and the other end of the locking screw (7) penetrates through the left half body (5) and is connected to the right half body (6) in a threaded mode.
6. The mold flux adding apparatus for preventing liquid level fluctuation according to any one of claims 1 to 5, wherein: the device also comprises a slag adding pipe (8), one end of the slag adding pipe (8) is communicated with the upper part of the body (3), and the other end of the slag adding pipe (8) is communicated with the automatic slag feeding device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122857542.9U CN216607165U (en) | 2021-11-19 | 2021-11-19 | Prevent that liquid level is undulant covering slag adds sediment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122857542.9U CN216607165U (en) | 2021-11-19 | 2021-11-19 | Prevent that liquid level is undulant covering slag adds sediment device |
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| Publication Number | Publication Date |
|---|---|
| CN216607165U true CN216607165U (en) | 2022-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122857542.9U Active CN216607165U (en) | 2021-11-19 | 2021-11-19 | Prevent that liquid level is undulant covering slag adds sediment device |
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| CN (1) | CN216607165U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115121772A (en) * | 2022-06-28 | 2022-09-30 | 浙江万泰特钢有限公司 | Automatic slag adding device for continuous casting production and control method thereof |
-
2021
- 2021-11-19 CN CN202122857542.9U patent/CN216607165U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115121772A (en) * | 2022-06-28 | 2022-09-30 | 浙江万泰特钢有限公司 | Automatic slag adding device for continuous casting production and control method thereof |
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