CN214977708U - Tundish with temperature acquisition function - Google Patents
Tundish with temperature acquisition function Download PDFInfo
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- CN214977708U CN214977708U CN202022555181.8U CN202022555181U CN214977708U CN 214977708 U CN214977708 U CN 214977708U CN 202022555181 U CN202022555181 U CN 202022555181U CN 214977708 U CN214977708 U CN 214977708U
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Abstract
The utility model discloses a tundish with temperature acquisition function, which comprises a tundish main body and is characterized in that a fire-resistant baffle wall is arranged in the tundish main body, and a gap is reserved between the lower end surface of the baffle wall and the bottom surface of the tundish main body; a water hole is arranged in the tundish main body at a position corresponding to the partition wall; the fire-resistant tundish is characterized in that a mounting hole is formed in the position, close to the water gap hole, between the water gap hole and the partition wall, a hollow base is installed in the mounting hole, a fire-resistant filler is densely filled between the hollow base and the tundish main body, a temperature measuring device used for collecting the temperature of molten steel is installed on the hollow base, and a protective sleeve is sleeved on the temperature measuring device. Above-mentioned scheme has temperature position stability, and the data acquisition is accurate, improves advantages such as temperature measuring device life.
Description
Technical Field
The utility model belongs to the technical field of the steelmaking, especially, relate to a tundish with temperature acquisition function.
Background
The pouring basket is used as metallurgical reactor, in the course of continuous casting production the upper portion is connected with running ladle, and the lower portion is connected with crystallizer, the molten steel poured from ladle can be flowed into the pouring basket through long nozzle, and after the slag-removing purification in the pouring basket, the molten steel can be distributed into the crystallizer by means of submerged nozzle. The tundish plays roles of pressure reduction, slag removal, steel storage, flow distribution and the like in the process. The pouring temperature of the molten steel of the continuous casting tundish is controlled in a proper superheat degree range, so that the continuous casting production process and the quality stability of the casting blank are greatly influenced, the accuracy and the effectiveness of the measurement of the molten steel of the tundish are particularly important, the traditional tundish temperature measurement is carried out by inserting a temperature measuring device into a tundish cover at the upper part of the tundish, the temperature of the molten steel at the middle upper part of the tundish is measured at the moment, a temperature field exists in the molten steel of the tundish, namely, the temperature difference exists in the molten steel at the inlet and the outlet of the tundish, and the temperature of the molten steel outlet of the tundish is required for the actual quality control of the casting blank; in addition, the tundish cover plug-in temperature measurement is not fixed, and the flow of molten steel has certain influence on temperature measurement data; and the plug-in temperature measuring device is easily corroded and perforated due to the influence of slag corrosion, so that the service life is shortened.
SUMMERY OF THE UTILITY MODEL
Problem to prior art existence, the utility model provides a temperature measurement position is stable, and data acquisition is accurate, improves temperature measuring device life's centre package that has the temperature acquisition function.
The utility model is realized in such a way, the tundish with the temperature acquisition function comprises a tundish main body and is characterized in that a fire-resistant baffle wall is arranged in the tundish main body, and a gap is reserved between the lower end surface of the baffle wall and the bottom surface of the tundish main body; a water hole is arranged in the tundish main body at a position corresponding to the partition wall; a mounting hole is arranged between the water gap hole and the partition wall and close to the water gap hole, and the centers of the mounting hole and the water gap hole are positioned on the same straight line; install cavity formula base in above-mentioned mounting hole, closely knit packing has fire-resistant filler between cavity formula base and the tundish main part, install the temperature measuring device who is used for gathering the molten steel temperature on the cavity formula base, the cover is equipped with the protective sheath on the temperature measuring device.
Preferably in the above technology, the temperature measuring device comprises a temperature measuring probe, a temperature measuring detector, a signal transmission wire and a signal processor, wherein the temperature measuring probe is arranged in the molten steel to sense the temperature, the tail end of the temperature measuring probe is connected with the temperature measuring detector, the temperature measuring detector is connected with the signal processor through the signal transmission wire to output the temperature of the molten steel, and the temperature measuring detector is embedded in the hollow base.
In the preferred technique, the surface of the temperature measuring probe is coated with a fire clay layer; the gap between the protective sleeve and the temperature measuring device is densely filled with refractory filler.
Preferably, a gap of 150-200mm is reserved between the lower end surface of the partition wall and the bottom surface of the tundish main body;
preferably, in the above technology, the distance between the nozzle hole and the partition wall is 1000-1300 mm.
In the above technique, the center distance between the mounting hole and the water opening hole is preferably 300-400 mm.
The utility model has the advantages that: the temperature measuring device is arranged at the bottom of the tundish, close to the end of the nozzle hole, so that the temperature of the molten steel outlet of the tundish can be measured more accurately; in addition, the temperature measuring device is arranged at the bottom, so that the slag erosion can be prevented, and the service life of the temperature measuring tube is prolonged; the fixed type can avoid the influence of molten steel flow on the measurement data.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the installation structure of the temperature measuring device.
In the figure, 1, a tundish body; 2. a fire resistant barrier wall; 3. a water gap hole; 4. mounting holes; 5. a hollow base; 6. a temperature measuring device; 6-1, measuring the temperature by a probe; 6-2, a temperature detector; 6-3, signal transmission wires; 6-4, a signal processor; 6-5, a fire clay layer; 7. a protective sleeve;
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is 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.
Referring to fig. 1 and 2, a tundish with a temperature collecting function includes a tundish main body 1, and is characterized in that a fire-resistant partition wall 2 is arranged in the tundish main body, and a gap is reserved between the lower end surface of the partition wall and the bottom surface of the tundish main body; a water hole 3 is arranged in the tundish main body at a position corresponding to the partition wall; a mounting hole 4 is arranged between the water gap hole and the partition wall and close to the water gap hole, and the centers of the mounting hole and the water gap hole are positioned on the same straight line; install cavity formula base 5 in above-mentioned mounting hole, closely knit packing has fire-resistant filler between cavity formula base and the tundish main part, install the temperature measuring device 6 that is used for gathering the molten steel temperature on the cavity formula base, the cover is equipped with protective sheath 7 on the temperature measuring device.
Preferably, in the above technology, the temperature measuring device 6 comprises a temperature measuring probe 6-1, a temperature measuring detector 6-2, a signal transmission wire 6-3 and a signal processor 6-4, wherein the temperature measuring probe is arranged in the molten steel to sense the temperature, the tail end of the temperature measuring probe is connected with the temperature measuring detector, the temperature measuring detector is connected with the signal processor through the signal transmission wire to output the temperature of the molten steel, and the temperature measuring detector is embedded in the hollow base.
In the preferred technique, the surface of the temperature measuring probe is coated with a fire clay layer 6-5; the gap between the protective sleeve and the temperature measuring device is densely filled with refractory filler.
Preferably, a gap of 150-200mm is reserved between the lower end surface of the partition wall and the bottom surface of the tundish main body;
preferably, in the above technology, the distance between the nozzle hole and the partition wall is 1000-1300 mm.
In the above technique, the center distance between the mounting hole and the water opening hole is preferably 300-400 mm.
The utility model can more accurately measure the temperature of the molten steel outlet of the tundish by arranging the temperature measuring device at the bottom of the tundish near the nozzle hole end; in addition, the temperature measuring device is arranged at the bottom, so that the slag erosion can be prevented, and the service life of the temperature measuring tube is prolonged; the fixed type can avoid the influence of molten steel flow on the measurement data.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. A tundish with a temperature acquisition function comprises a tundish main body and is characterized in that a fire-resistant baffle wall is arranged in the tundish main body, and a gap is reserved between the lower end surface of the baffle wall and the bottom surface of the tundish main body; a water hole is arranged in the tundish main body at a position corresponding to the partition wall; a mounting hole is arranged between the water gap hole and the partition wall and close to the water gap hole, and the centers of the mounting hole and the water gap hole are positioned on the same straight line; install cavity formula base in above-mentioned mounting hole, closely knit packing has fire-resistant filler between cavity formula base and the tundish main part, install the temperature measuring device who is used for gathering the molten steel temperature on the cavity formula base, the cover is equipped with the protective sheath on the temperature measuring device.
2. The tundish with a temperature acquisition function according to claim 1, wherein: the temperature measuring device comprises a temperature measuring probe, a temperature measuring detector, a signal transmission wire and a signal processor, wherein the temperature measuring probe is arranged in the molten steel to sense the temperature, the tail end of the temperature measuring probe is connected with the temperature measuring detector, the temperature measuring detector is connected with the signal processor through the signal transmission wire to output the temperature of the molten steel, and the temperature measuring detector is embedded in the hollow base.
3. The tundish with a temperature acquisition function according to claim 1, wherein: a fire clay layer is coated on the surface of the temperature measuring probe; the gap between the protective sleeve and the temperature measuring device is densely filled with refractory filler.
4. The tundish with a temperature acquisition function according to claim 1, wherein: a gap of 150-200mm is reserved between the lower end surface of the partition wall and the bottom surface of the tundish main body.
5. The tundish with a temperature acquisition function according to claim 1, wherein: the distance between the water port hole and the partition wall is 1000-1300 mm.
6. The tundish with a temperature acquisition function according to claim 1, wherein: the center distance between the mounting hole and the water opening hole is 300-400 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022555181.8U CN214977708U (en) | 2020-11-06 | 2020-11-06 | Tundish with temperature acquisition function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022555181.8U CN214977708U (en) | 2020-11-06 | 2020-11-06 | Tundish with temperature acquisition function |
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| Publication Number | Publication Date |
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| CN214977708U true CN214977708U (en) | 2021-12-03 |
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| CN202022555181.8U Active CN214977708U (en) | 2020-11-06 | 2020-11-06 | Tundish with temperature acquisition function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115090838A (en) * | 2022-06-24 | 2022-09-23 | 包头钢铁（集团）有限责任公司 | Installation method of tundish continuous temperature measuring device |
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2020
- 2020-11-06 CN CN202022555181.8U patent/CN214977708U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115090838A (en) * | 2022-06-24 | 2022-09-23 | 包头钢铁（集团）有限责任公司 | Installation method of tundish continuous temperature measuring device |
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