CN218340965U - Steel ladle slag-off detection sensor - Google Patents
Steel ladle slag-off detection sensor Download PDFInfo
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- CN218340965U CN218340965U CN202222590767.7U CN202222590767U CN218340965U CN 218340965 U CN218340965 U CN 218340965U CN 202222590767 U CN202222590767 U CN 202222590767U CN 218340965 U CN218340965 U CN 218340965U
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Abstract
The application belongs to the field of ladle slag detection, and particularly relates to a ladle slag detection sensor which comprises a first bottom plate, a second bottom plate, a first side plate, a second side plate and a coil. Wherein the first and second bottom plates are configured in a U-shape and are oppositely disposed. The first side plate and the second side plate are bent into a U shape, are positioned between the first bottom plate and the second bottom plate and are fixedly connected with the first bottom plate and the second bottom plate, and a U-shaped cavity is enclosed between the first bottom plate and the second bottom plate by the second side plate and the first side plate; the middle part of the second side plate is provided with a lead hole. The coil is also configured into a U shape and is arranged in the U-shaped cavity, and the lead wires of the coil penetrate out of the lead wire holes. All parts of the steel ladle slag tapping detection sensor are made of plates through cutting and bending, the structure and the manufacturing are simple, and the cost is greatly reduced.
Description
Technical Field
The application belongs to the field of ladle slag detection, and particularly relates to a ladle slag detection sensor.
Background
The continuous casting machine is a continuous casting equipment for directly casting molten steel into steel billets. In the continuous casting production process, an oxidant and impurities in molten steel are mixed to form liquid steel slag, and in the later casting period, a confluence cyclone accident is formed along with the reduction of the liquid level of molten steel in a steel ladle, and the steel slag can enter a tundish along a long nozzle along with the molten steel. After the steel slag flows into the tundish from the ladle, the purity of the molten steel is influenced, a water gap of the tundish is blocked, continuous casting and multi-furnace continuous casting are influenced, the quality of steel billets can be influenced when the steel slag of the tundish enters the crystallizer, even, the leakage accident is caused, and the normal operation of continuous casting production is greatly influenced. The ladle slag discharge detection device can detect the outflow conditions of molten steel and molten slag in the pouring process, and sends a control instruction to stop pouring after accurate judgment, thereby effectively preventing the molten slag from flowing into a tundish. At present, compared with a traditional annular sensor, a horseshoe-shaped sensor (with an authorization publication number of CN 211679917U) applied to a steel mill by the company has the characteristic of convenient replacement, but some problems are exposed in the use of the sensor in recent two years, such as too complicated structure and manufacture, and higher cost.
Disclosure of Invention
The application provides a sediment detection sensor under ladle for solve current horseshoe-shaped sensor structure and too complicated, lead to the higher problem of cost.
The application provides a sediment detection sensor under ladle includes:
a first base plate configured in a U-shape;
a second base plate configured in a U-shape disposed opposite to the first base plate;
the first side plate is bent into a U shape, stands between the first bottom plate and the second bottom plate and is fixedly connected with the first bottom plate and the second bottom plate;
the second side plate is bent into a U shape, and the middle part of the second side plate is provided with a lead hole; the second side plate is erected between the first bottom plate and the second bottom plate and is fixedly connected with the first bottom plate and the second bottom plate; the second side plate and the first side plate enclose a U-shaped cavity between the first bottom plate and the second bottom plate;
and the coil is configured into a U shape and is placed in the U-shaped cavity, and the lead of the coil penetrates out of the lead hole.
In one embodiment, the ladle slag tapping detection sensor further comprises:
and the end plates are positioned at the same side ends of the first side plate and the second side plate and are fixedly connected with the first side plate, the second side plate, the first bottom plate and the second bottom plate.
In an embodiment, the end plate, the first bottom plate, the second bottom plate, the first side plate and the second side plate are all made of steel plates, and the end plate, the first bottom plate, the second bottom plate, the first side plate and the second side plate are fixedly connected with each other in a welding and sealing manner to form the sealed U-shaped cavity.
In one embodiment, the inner ring of the coil is matched with the first side plate and is attached to the first side plate; the outer ring of the coil is matched with the second side plate and attached to the second side plate.
In an embodiment, the U-bottom of the first side plate is a circular arc section, and the U-bottom of the second side plate is a straight section.
In an embodiment, the first and second base plates are configured to clamp the coil in place.
In one embodiment, a mounting plate is arranged at the bottom U of the first bottom plate and/or the second bottom plate.
In an embodiment, a connection end of the mounting plate and the first bottom plate and/or the second bottom plate is rectangular, and the other end of the mounting plate is arc-shaped and provided with a through hole.
In one embodiment, the mounting plate is connected with the first bottom plate and/or the second bottom plate by welding.
In one embodiment, a wire sheath 10 is disposed at the lead hole, and the wire sheath 10 is located between the two mounting plates.
The ladle slag tapping detection sensor at least has the following beneficial effects: the steel ladle slag tapping detection sensor is only composed of a first bottom plate, a second bottom plate, a first side plate, a second side plate and a coil, and is simple in structure; wherein first bottom plate, second bottom plate, first curb plate and second curb plate all can adopt panel (steel sheet) cutting and bending to make, and the equipment is made simply, and the cost reduces by a wide margin moreover.
The foregoing description is only an overview of the technical solutions of the present application, and the present application can be implemented according to the content of the description in order to make the technical means of the present application more clearly understood, and the following detailed description of the present application is given in order to make the above and other objects, features, and advantages of the present application more clearly understandable.
Drawings
The drawings in the present application are for illustrative purposes only of the preferred embodiments and for purposes of clarity of understanding the various other advantages and benefits that will become apparent to those skilled in the art, and are not intended to be limiting of the present application. Moreover, like reference numerals are used to refer to like elements throughout.
Fig. 1 is an exploded view of a ladle slag tapping detection sensor according to an embodiment of the present application.
Fig. 2 is a schematic perspective view of a ladle slag tapping detection sensor according to an embodiment of the present application.
The reference numbers illustrate:
1. a coil; 2. a first base plate; 3. a second base plate; 4. a first side plate; 5. a second side plate; 6. an end plate; 7. mounting a plate; 8. a wire hole; 9. a U-shaped cavity; 10. and a wire protecting sleeve.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to specific embodiments. It should be apparent that the described embodiments are only a few embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein may be combined with other embodiments.
In the description of the embodiments of the present application, the technical terms "first", "second", and the like are used only for distinguishing different objects, and are not to be construed as indicating or implying relative importance or implicitly indicating the number, specific order, or primary-secondary relationship of the technical features indicated. In the description of the embodiments of the present application, "a plurality" means two or more (including two) unless otherwise specifically limited.
In the description of the embodiments of the present application, the term "and/or" is only one kind of association relationship describing the association object, and means that three relationships may exist, for example, a and/or B, and may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
In the description of the embodiments of the present application, the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the directions or positional relationships indicated in the drawings, and are only for convenience of description of the embodiments of the present application and for simplicity of description, but do not indicate or imply that the referred device or element must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the embodiments of the present application.
In the description of the embodiments of the present application, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are used in a broad sense, and for example, may be fixedly connected, detachably connected, or integrated; mechanical connection or electrical connection is also possible; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the embodiments of the present application can be understood by those of ordinary skill in the art according to specific situations.
The U-shaped sensor (No. CN 211679917U) applied to a steel mill by the company at least comprises a U-shaped shell with the missing inner part and the missing upper surface, wherein a coil assembly is installed in the U-shaped shell, and a U-shaped sealing cover is packaged on the upper surface of the U-shaped shell; the coil assembly comprises an outer coil and an inner coil which are in a horseshoe shape and are stacked and wound, and two ends of the outer coil are connected with two ends of the inner coil respectively. Still include U type magnetism portion (22) that separates, U type magnetism portion (22) set up around outer coil (21), keep apart outer coil (21) and interior coil (23). The whole parts are more, the structure is complex, the shapes of the parts are complex, the production difficulty is high, and finally unnecessary cost is generated. Therefore, it is urgently required to simplify the structure, reduce the production difficulty and reduce the cost.
Principle of horseshoe sensor: the molten steel passes through the sensor, and the conductivity of the steel slag is lower than that of pure molten steel under the condition of high temperature. Almost pure molten steel flows out when casting is started, and steel slag is mixed and flows out at the end of casting steel, so that the conductivity of the fluid is reduced, the magnetic field is enhanced, the output signal of the coil is changed along with the change of the slag content, and the corresponding slag content can be measured.
Referring to fig. 1, an embodiment of the present application provides a ladle slag tapping detection sensor, which mainly includes a first bottom plate 2, a second bottom plate 3, a first side plate 4, a second side plate 5, and a coil 1. Wherein the first base plate 2 and the second base plate 3 are configured in the same U-shape and are oppositely arranged. The first side plate 4 and the second side plate 5 are both bent into a U shape, but have different sizes, are positioned between the first bottom plate and the second bottom plate and are fixedly connected with the first bottom plate and the second bottom plate, and the second side plate and the first side plate enclose a U-shaped cavity 9 between the first bottom plate and the second bottom plate; the middle part of the second side plate 5 is provided with a lead hole 8. The coil 1 is also configured in a U-shape and is placed in a U-shaped cavity 9 with its leads coming out through the lead holes 8. When the device is used, the ladle slag tapping detection sensor is clamped on the upper part of a long nozzle connected with a large ladle in a semi-annular mode to measure. This sediment detection sensor under ladle only comprises first bottom plate 2, second bottom plate 3, first curb plate 4, second curb plate 5 and coil 1, simple structure, small and exquisite convenient, and the counterpoint is measured fast. Wherein first bottom plate 2, second bottom plate 3, first curb plate 4 and second curb plate 5 all can adopt the steel sheet cutting and bending to make, and the equipment is made simply, and the cost reduces by a wide margin moreover. For example, the first bottom plate 2 and the second bottom plate 3 may be stamped or cut into a U shape from a single steel plate, and the first side plate 4 and the second side plate 5 may also be bent from a single steel strip.
It should be noted that the coil 1 at least includes an exciting coil and an induction coil, the exciting coil generates a magnetic field in the steel fluid, the induction coil measures the change of the magnetic field in the steel fluid, and the change shows the steel slag content after the amplification of the instrument.
Referring to fig. 1-2, in some embodiments, the ladle slag tapping detection sensor further includes an end plate 6, the end plate 6 is located at the same side end of the first side plate 4 and the second side plate 5, the same side end faces of the first side plate 4, the second side plate 5, the first bottom plate 2 and the second bottom plate 3 are flush, and the end plate 6 is simultaneously and fixedly connected with the first side plate 4, the second side plate 5, the first bottom plate 2 and the second bottom plate 3. The U-shaped cavity 9 is closed by the end plate 6, and the inner coil 1 can be protected.
Specifically, the end plate 6, the first bottom plate 2, the second bottom plate 3, the first side plate 4 and the second side plate 5 are all made of steel plates and are connected with each other in a welding and sealing manner to form a sealed U-shaped cavity 9. The assembly manufacturing process may be: the manufacturing method comprises the steps of firstly manufacturing an end plate 6, a first bottom plate 2, a second bottom plate 3, a first side plate 4 and a second side plate 5 in a stamping, shearing, bending and other modes, then welding the first side plate 4 and the second side plate 5 on the first bottom plate 2 in sequence, then installing a coil 1 in a U-shaped cavity 9, then welding the second bottom plate 3, and finally welding the end plate 6 to finish manufacturing. The whole ladle slag tapping detection sensor is simple to assemble and manufacture by welding, and the production cost is reduced. Meanwhile, the sealed U-shaped cavity 9 can well protect the coil 1 inside.
With continued reference to fig. 1, in some embodiments, the inner ring of the coil 1 matches the shape of the first side plate 4 and is attached (may be attached by glue or the like) to the first side plate 4; the outer ring of the coil 1 is matched with the shape of the second side plate 5, and is attached to the second side plate 5. Through laminating coil 1 on the curb plate, support the design with coil 1 through the curb plate, thereby can prevent coil 1's deformation and displacement in U type cavity 9 from influencing the testing result.
Further, the coil 1 can be clamped and fixed by the first base plate 2 and the second base plate 3, and the stability of the coil 1 is further ensured.
Please refer to the shape of the coil 1 in fig. 1, the U-shaped portion at the inner side is an inner ring, and the U-shaped portion at the outer side is an outer ring.
Specifically, the U-bottom of the first side plate 4 is an arc section (the U-bottom refers to a U-shaped bottom section), the U-bottom of the second side plate 5 is a straight section, and the U-bottoms of the inner ring and the outer ring of the coil 1 are respectively an arc section and a straight section.
With continued reference to fig. 1-2, in some embodiments, a mounting plate 7 is mounted to the bottom U of the first base plate 2 and/or the second base plate 3. Preferably, the mounting plates 7 are arranged at the U bottoms of the first base plate 2 and the second base plate 3, the two mounting plates 7 are oppositely arranged, and the symmetrical structure is more stable and reliable in connection with the mechanical arm; and the lead wire of the coil 1 is positioned between the two mounting plates 7, so that the two mounting plates 7 can be protected and prevented from being damaged.
It should be noted that, in use, the ladle slag tapping detection sensor is generally mounted on the upper part of the long nozzle connected with the ladle through a mechanical arm.
Furthermore, one end of the mounting plate 7 is rectangular and is welded with the first bottom plate 2 or the second bottom plate 3; the other end is arc-shaped, is provided with a through hole and is connected with the mechanical arm through a bolt and the like. The rectangular end of the mounting plate 7 is convenient to weld with the first bottom plate 2 and the second bottom plate 3, and the straight welding is simplest; the circular arc end of the mounting plate 7 is designed into a circular arc shape, so that the mounting plate is conveniently connected with the mechanical arm at various angles.
With continued reference to fig. 1-2, in some embodiments, a wire sheath 10 is disposed at the lead hole, the wire sheath 10 is located between the two mounting plates 7, the wire sheath 10 is used for protecting the lead of the coil 1, and the two mounting plates 7 can protect the wire sheath 10.
To sum up, sediment detection sensor under ladle in this application only comprises first bottom plate, second bottom plate, first curb plate, second curb plate and coil, compares last generation horseshoe sensor, simple structure, small and exquisite convenient, and the counterpoint is measured fast. Wherein first bottom plate, second bottom plate, first curb plate and second curb plate all can adopt the steel sheet cutting to make with the bending, and the equipment is made simply, and the cost reduces by a wide margin moreover. And through the fixed to the coil for the performance reliability is higher, life stability is stronger, and the operation installation is maintained more conveniently, and weight is lighter and more handy, and the appearance is more pleasing to the eye, and counterpoint time shortens, measurement accuracy improves.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same. Although the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; these modifications and substitutions do not depart from the spirit of the embodiments of the present application, and they should be construed as being included in the scope of the claims and description of the present application. In particular, the features mentioned in the individual embodiments can be combined in any desired manner, as long as no contradictory conflicts exist. The present application is not intended to be limited to the particular embodiments disclosed herein but is to cover all embodiments that may fall within the scope of the appended claims.
Claims (10)
1. A ladle slag tapping detection sensor is characterized by comprising:
a first base plate configured in a U-shape;
a second base plate configured in a U-shape disposed opposite to the first base plate;
the first side plate is bent into a U shape, stands between the first bottom plate and the second bottom plate and is fixedly connected with the first bottom plate and the second bottom plate;
the second side plate is bent into a U shape, and the middle part of the second side plate is provided with a lead hole; the second side plate stands between the first bottom plate and the second bottom plate and is fixedly connected with the first bottom plate and the second bottom plate; the second side plate and the first side plate enclose a U-shaped cavity between the first bottom plate and the second bottom plate;
and the coil is configured into a U shape and is arranged in the U-shaped cavity, and a lead of the coil penetrates out of the lead hole.
2. The ladle slag tapping detection sensor according to claim 1, further comprising:
and the end plates are positioned at the same side ends of the first side plate and the second side plate and are fixedly connected with the first side plate, the second side plate, the first bottom plate and the second bottom plate.
3. The ladle slag tapping detection sensor according to claim 2, wherein the end plate, the first bottom plate, the second bottom plate, the first side plate and the second side plate are all made of steel plates, and are fixedly connected with each other in a welding and sealing manner to form the sealed U-shaped cavity.
4. The ladle slag tapping detection sensor according to claim 1, wherein the inner ring of the coil is matched with the first side plate and is attached to the first side plate; the outer ring of the coil is matched with the second side plate and attached to the second side plate.
5. The ladle slag tapping detection sensor according to claim 4, wherein the U bottom of the first side plate is a circular arc section, and the U bottom of the second side plate is a straight section.
6. The ladle slag tapping detection sensor of claim 4, wherein the first and second bottom plates are configured to clamp the coil in place.
7. The ladle slag tapping detection sensor according to claim 1, wherein a mounting plate is provided at the U-bottom of the first bottom plate and/or the second bottom plate.
8. The ladle slag tapping detection sensor according to claim 7, wherein the connection end of the mounting plate and the first bottom plate and/or the second bottom plate is rectangular, and the other end of the mounting plate is arc-shaped and is provided with a through hole.
9. The ladle slag tapping detection sensor according to claim 7, wherein the mounting plate is welded to the first bottom plate and/or the second bottom plate.
10. The ladle slag tapping detection sensor according to claim 7, wherein a wire sheath is arranged at the lead hole, and the wire sheath is positioned between the two mounting plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222590767.7U CN218340965U (en) | 2022-09-29 | 2022-09-29 | Steel ladle slag-off detection sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222590767.7U CN218340965U (en) | 2022-09-29 | 2022-09-29 | Steel ladle slag-off detection sensor |
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| Publication Number | Publication Date |
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| CN218340965U true CN218340965U (en) | 2023-01-20 |
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| CN202222590767.7U Active CN218340965U (en) | 2022-09-29 | 2022-09-29 | Steel ladle slag-off detection sensor |
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- 2022-09-29 CN CN202222590767.7U patent/CN218340965U/en active Active
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