CN110976799A - Cooling section sealing plate device and method for reducing influence of dripping water quantity on cooling section - Google Patents
Cooling section sealing plate device and method for reducing influence of dripping water quantity on cooling section Download PDFInfo
- Publication number
- CN110976799A CN110976799A CN201911120508.4A CN201911120508A CN110976799A CN 110976799 A CN110976799 A CN 110976799A CN 201911120508 A CN201911120508 A CN 201911120508A CN 110976799 A CN110976799 A CN 110976799A
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- Prior art keywords
- sealing plate
- cooling
- plate
- cooling section
- plate device
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- 238000007789 sealing Methods 0.000 title claims abstract description 61
- 238000001816 cooling Methods 0.000 title claims abstract description 52
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims abstract description 14
- 230000000903 blocking effect Effects 0.000 claims abstract description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 4
- 238000009749 continuous casting Methods 0.000 abstract description 4
- 239000010959 steel Substances 0.000 abstract description 4
- 238000005266 casting Methods 0.000 description 10
- 239000000498 cooling water Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000009826 distribution Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003631 expected effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/12—Accessories for subsequent treating or working cast stock in situ
- B22D11/124—Accessories for subsequent treating or working cast stock in situ for cooling
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Continuous Casting (AREA)
Abstract
The invention discloses a cooling section sealing plate device which comprises a sealing plate and an inclined plate welded on one side of the sealing plate; a square hole for receiving the cooling frame is formed in the middle of the sealing plate, and the inclined plate is welded on the outer arc surface of the sealing plate and used for receiving water flowing out of the cooling area; the edge of the sealing plate and the edge of the square hole both vertically extend upwards to form a baffle plate for blocking water from flowing out; wherein, a bevel angle of 20-40 degrees is formed between the sloping plate and the sealing plate. The cooling section sealing plate device is simple in structure and convenient to use, and can effectively reduce the influence of the dripping water quantity on the cooling section. Another object of the present invention is to provide a method for reducing the influence of the amount of dripping water on a cooling zone by using a cooling zone sealing plate device, wherein the method is easy to operate and effectively reduces the probability of quality problems of crack sensitive steel grades; meanwhile, the requirement on the precision of the measuring equipment is reduced, and the method is convenient to implement on a continuous casting site.
Description
Technical Field
The invention relates to the field of casting equipment, in particular to a cooling section sealing plate device and a method for reducing the influence of dripping water quantity on a cooling section by using the same.
Background
Because the straight arc type continuous casting machine is limited by the tool conditions, cooling water is influenced by gravity and can drip on the inner arc surface of the casting blank, so that the inner arc and the outer arc are cooled unevenly, and internal cracks appear. The existing method is mostly started from water quantity design, the excessive cooling water quantity of the inner cambered surface is simulated by considering factors such as collision loss of the cooling water quantity, the spraying quantity of each nozzle and the like, and then the water quantity distribution ratio of the inner cambered surface and the outer cambered surface is adjusted to achieve the effect of balanced cooling. However, in the actual production process, the deviation from the simulation result is often large, and the expected effect cannot be achieved, so that the quality problem of some crack sensitive steel grades is easy to occur.
Disclosure of Invention
The invention aims to provide a cooling section sealing plate device which is simple in structure and convenient to use and can effectively reduce the influence of the dripping water quantity on a cooling section.
Another object of the present invention is to provide a method for reducing the influence of the amount of dripping water on a cooling zone by using a cooling zone sealing plate device, wherein the method is easy to operate and effectively reduces the probability of quality problems of crack sensitive steel grades; meanwhile, the requirement on the precision of the measuring equipment is reduced, and the method is convenient to implement on a continuous casting site.
In order to achieve the purpose, the invention provides a cooling section sealing plate device, which comprises a sealing plate and an inclined plate welded on one side of the sealing plate;
a square hole for receiving the cooling frame is formed in the middle of the sealing plate, and the inclined plate is welded on the outer arc surface of the sealing plate and used for receiving water flowing out of the cooling area; the edge of the sealing plate and the edge of the square hole both vertically extend upwards to form a baffle plate for blocking water from flowing out; wherein,
an oblique angle of 20-40 degrees is formed between the oblique plate and the sealing plate.
Preferably, the sealing plate is a stainless steel plate 5mm thick and 810mm long by 700mm wide.
Preferably, the square holes are square and have a side length of 350 mm.
Preferably, the sloping plate is 350mm long and 100mm wide.
Preferably, the baffles are 5mm high.
The invention also provides a method for reducing the influence of the dripping water amount on the cooling section by using the cooling section sealing plate device, which comprises the steps of sleeving and fixing the sealing plate cut according to the size outside the cooling frame, and welding the inclined plate to the sealing plate.
According to the technical scheme, the invention utilizes the principle concept of water balance, and the square billet casting machine can completely keep the cooling distribution ratio of the inner arc and the outer arc consistent if the cooling effect of the non-designed water quantity on the casting blank is stopped from the perspective of the cooling water quantity, and can ensure the uniform cooling of the casting blank. The sealing plate for bearing the cooling water above is additionally arranged below the two-cooling-section (straight arc-section) rack, on the basis that the mounting precision is not influenced, the dropped water is borne by the sealing plate, and the sealing plate is guided to the outside of the cooling area through the slope design of the sealing plate, so that the influence on the cooling effect of the casting blank is reduced.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of a cooling section sealing plate device in one embodiment provided according to the present invention;
fig. 2 is a plan view of a cooling section sealing plate device in one embodiment provided according to the present invention.
Description of the reference numerals
1-sealing plate 2-sloping plate
3-Square hole 4-baffle
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
In the present invention, unless otherwise specified, the directional words "upper, lower, inner, outer" and the like included in the terms merely represent the orientation of the terms in a conventional use state or are colloquially understood by those skilled in the art, and should not be construed as limiting the terms.
Referring to fig. 1 and 2, the present invention provides a cooling section sealing plate device, which includes a sealing plate 1 and an inclined plate 2 welded on one side of the sealing plate 1;
a square hole 3 for receiving a cooling frame is formed in the middle of the sealing plate 1, and the inclined plate 2 is welded on the outer arc surface of the sealing plate 1 and used for receiving water flowing out of the cooling area; the edge of the sealing plate 1 and the edge of the square hole 3 both vertically extend upwards to form a baffle 4 for blocking water from flowing out; wherein,
an oblique angle of 20-40 degrees is formed between the inclined plate 2 and the sealing plate 1.
In the present embodiment, the sealing plate 1 is preferably a stainless steel plate 5mm thick and has a length of 810mm and a width of 700 mm.
In the present embodiment, preferably, the square hole 3 is square and has a side length of 350 mm.
In the present embodiment, the swash plate 2 is preferably 350mm long and 100mm wide.
In the present embodiment, the baffle 4 is preferably 5mm high.
The invention also provides a method for reducing the influence of the dripping water quantity on the cooling section by using the sealing plate device, which comprises the steps of sleeving and fixing the sealing plate 1 cut according to the size outside the cooling frame, and welding the inclined plate 2 to the sealing plate 1.
Through the technical scheme, the influence of the dripping water quantity on the cooling section can be reduced through the sealing plate device, and the probability of quality problems of crack sensitive steel grades is reduced; meanwhile, the requirement on the precision of the measuring equipment is reduced, and the method is convenient to implement on a continuous casting field.
Meanwhile, by utilizing the principle concept of water balance, and considering from the perspective of cooling water quantity, if the square billet casting machine stops the cooling effect of non-designed water quantity on the casting blank, the cooling distribution ratio of the inner arc and the outer arc can be completely consistent, and the uniform cooling of the casting blank can be ensured. The sealing plate for bearing the cooling water above is additionally arranged below the two-cooling-section (straight arc-section) rack, on the basis that the mounting precision is not influenced, the dropped water is borne by the sealing plate, and the sealing plate is guided to the outside of the cooling area through the slope design of the sealing plate, so that the influence on the cooling effect of the casting blank is reduced.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the invention is not described in any way for the possible combinations in order to avoid unnecessary repetition.
In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.
Claims (6)
1. The cooling section sealing plate device is characterized by comprising a sealing plate (1) and an inclined plate (2) welded on one side of the sealing plate (1);
a square hole (3) for receiving a cooling frame is formed in the middle of the sealing plate (1), and the inclined plate (2) is welded on the outer arc surface of the sealing plate (1) and used for receiving water flowing out of the cooling area; the edges of the sealing plate (1) and the square hole (3) vertically extend upwards to form a baffle (4) for blocking water from flowing out; wherein,
an oblique angle of 20-40 degrees is formed between the inclined plate (2) and the sealing plate (1).
2. The cooling section sealing plate device according to claim 1, wherein the sealing plate (1) is a stainless steel plate 5mm thick and 810mm long and 700mm wide.
3. The cooling section sealing plate device according to claim 1, wherein the square hole (3) is square and has a side length of 350 mm.
4. The cooling section seal plate device according to claim 1, wherein the swash plate (2) has a length of 350mm and a width of 100 mm.
5. The cooling section seal plate apparatus of claim 1, wherein the baffle (4) is 5mm high.
6. A method for reducing the influence of the amount of dripping water on a cooling zone by using the sealing plate device for a cooling zone according to any one of claims 1 to 5, comprising fixing the sealing plate (1) cut according to the size outside the cooling rack, and welding the inclined plate (2) to the sealing plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911120508.4A CN110976799A (en) | 2019-11-15 | 2019-11-15 | Cooling section sealing plate device and method for reducing influence of dripping water quantity on cooling section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911120508.4A CN110976799A (en) | 2019-11-15 | 2019-11-15 | Cooling section sealing plate device and method for reducing influence of dripping water quantity on cooling section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110976799A true CN110976799A (en) | 2020-04-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911120508.4A Pending CN110976799A (en) | 2019-11-15 | 2019-11-15 | Cooling section sealing plate device and method for reducing influence of dripping water quantity on cooling section |
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| Country | Link |
|---|---|
| CN (1) | CN110976799A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0592360A1 (en) * | 1992-10-06 | 1994-04-13 | Alusuisse-Lonza Services Ag | Machine for vertical continuous casting in a magnetic field |
| CN201442027U (en) * | 2009-06-25 | 2010-04-28 | 莱芜钢铁股份有限公司 | Waterproofing device of rolling mill |
| CN204054442U (en) * | 2014-03-28 | 2014-12-31 | 马钢(集团)控股有限公司 | A kind of cooling water gathering-device |
| CN206989795U (en) * | 2017-06-16 | 2018-02-09 | 江苏海鸥冷却塔股份有限公司 | Split type cooling tower vertical post pallet structure |
| CN206996452U (en) * | 2017-08-02 | 2018-02-13 | 铭基食品有限公司 | A kind of bearing protector of food vacuum mixer |
| CN208519478U (en) * | 2018-07-04 | 2019-02-19 | 湖南华润电力鲤鱼江有限公司 | Main fuel tank structure |
-
2019
- 2019-11-15 CN CN201911120508.4A patent/CN110976799A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0592360A1 (en) * | 1992-10-06 | 1994-04-13 | Alusuisse-Lonza Services Ag | Machine for vertical continuous casting in a magnetic field |
| CN201442027U (en) * | 2009-06-25 | 2010-04-28 | 莱芜钢铁股份有限公司 | Waterproofing device of rolling mill |
| CN204054442U (en) * | 2014-03-28 | 2014-12-31 | 马钢(集团)控股有限公司 | A kind of cooling water gathering-device |
| CN206989795U (en) * | 2017-06-16 | 2018-02-09 | 江苏海鸥冷却塔股份有限公司 | Split type cooling tower vertical post pallet structure |
| CN206996452U (en) * | 2017-08-02 | 2018-02-13 | 铭基食品有限公司 | A kind of bearing protector of food vacuum mixer |
| CN208519478U (en) * | 2018-07-04 | 2019-02-19 | 湖南华润电力鲤鱼江有限公司 | Main fuel tank structure |
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Application publication date: 20200410 |
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