CN219852119U - Corrosion-resistant tundish sewer outlet - Google Patents
Corrosion-resistant tundish sewer outlet Download PDFInfo
- Publication number
- CN219852119U CN219852119U CN202321047379.2U CN202321047379U CN219852119U CN 219852119 U CN219852119 U CN 219852119U CN 202321047379 U CN202321047379 U CN 202321047379U CN 219852119 U CN219852119 U CN 219852119U
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- Prior art keywords
- corrosion
- resistant layer
- resistant
- slide
- nozzle
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- 238000005260 corrosion Methods 0.000 title claims abstract description 69
- 230000007797 corrosion Effects 0.000 title claims abstract description 68
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000011449 brick Substances 0.000 claims abstract description 12
- 238000009434 installation Methods 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims 1
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 description 22
- 239000010959 steel Substances 0.000 description 22
- 238000009749 continuous casting Methods 0.000 description 7
- 239000002893 slag Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 101100327917 Caenorhabditis elegans chup-1 gene Proteins 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
Abstract
The utility model discloses a corrosion-resistant tundish drain port, which comprises a brick cup, a water inlet port body, a water outlet port body, a first corrosion-resistant layer and a coarse filter plate, wherein an upper sliding plate is arranged below the brick cup, the inner walls of the water inlet port body and the water outlet port body are provided with the first corrosion-resistant layer, the first corrosion-resistant layer is internally provided with a second corrosion-resistant layer, mounting grooves are formed in the upper sliding plate and the lower sliding plate, the coarse filter plate is arranged in the mounting grooves of the upper sliding plate, the fine filter plate is arranged in the mounting grooves of the lower sliding plate, and a limiting block is arranged in the mounting grooves. According to the utility model, through the arrangement of the first corrosion-resistant layer and the second corrosion-resistant layer, the first corrosion-resistant layer and the second corrosion-resistant layer are arranged in the tundish lower nozzle, and the corrosion resistance of the tundish lower nozzle can be enhanced by the two corrosion-resistant layers, so that the tundish nozzle is not easy to be oxidized and corroded in use, and the service life of the tundish nozzle is prolonged.
Description
Technical Field
The utility model relates to the technical field of tundish drainage ports, in particular to a corrosion-resistant tundish drainage port.
Background
The tundish is an essential metallurgical vessel in the continuous casting process, is a key to ensuring excellent steel quality, is a refractory vessel used in steelmaking and firstly receives molten steel poured from a ladle, and a drain port is an important component in the continuous casting process and is arranged at the bottom of the tundish, and the bottom of the tundish is connected with a submerged nozzle.
The corrosion resistance of the existing tundish lower nozzle in use is poor, for example, a device for reducing excessive erosion of the tundish nozzle of a large double-vacuum steel ingot disclosed by application number CN202220784527.8 is poor, the corrosion resistance of the existing lower nozzle is poor, molten steel can scour the inner surfaces of the upper nozzle and the lower nozzle in the continuous casting process, corrosion is caused, the upper nozzle and the lower nozzle can be damaged quickly, the tundish service life is short, frequent replacement is required, the production cost of continuous casting molten steel is increased, and because the nozzle is directly poured into the tundish, no filtering function exists, a small part of steel slag in the molten steel is difficult to clean, so that the steel slag is accumulated at the lower nozzle to easily cause blockage, and the continuous casting machine is influenced.
Therefore, it is necessary to invent a corrosion resistant tundish nozzle to solve the above problems.
Disclosure of Invention
The utility model aims to provide a corrosion-resistant tundish nozzle, which solves the problem of poor corrosion resistance in use in the technology, the existing nozzle has weak corrosion resistance, molten steel can scour the inner surfaces of a water inlet and a water outlet in the continuous casting process, so that the water inlet and the water outlet can be damaged quickly, the service life of the tundish is short, frequent replacement is needed, the production cost of the tundish nozzle is increased, and because the nozzle is directly poured into the tundish, no filtering function exists, a small part of steel slag is difficult to clean in the molten steel, so that the steel slag is accumulated at the water outlet to easily cause blockage, and the work of a continuous casting machine is influenced.
In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a water gap under middle package of corrosion-resistant, includes the brick cup, goes up mouth of a river mouth body, lower mouth of a river mouth body, first corrosion-resistant layer and thick filter, the below of brick cup is provided with the slide, the top of slide is provided with the mouth of a river mouth body, the below of slide is provided with the slide down, the below of slide is provided with down mouth of a river mouth body, the inner wall of mouth of a river mouth body and mouth of a river mouth body is provided with first corrosion-resistant layer down, the inside on first corrosion-resistant layer is provided with the second corrosion-resistant layer, the mounting groove has been seted up on slide and the slide down, the inside thick filter that is provided with of mounting groove of slide down, the left and right sides of thick filter and thin filter is provided with the slider, the spout has been seted up to the slider and the inner wall of mounting groove, the front side of thick filter and thin filter is provided with the handle, the inside of mounting groove is provided with the stopper.
Preferably, the upper water gap body and the lower water gap body are designed in a cone structure, the central line of the upper water gap body and the central line of the lower water gap body are mutually overlapped, and the upper water gap body is arranged in the brick cup.
Preferably, the upper sliding plate and the lower sliding plate are designed in the same structure, and the aperture of the upper sliding plate corresponds to the aperture of the lower sliding plate.
Preferably, the first corrosion-resistant layer and the second corrosion-resistant layer are coated by adopting an anticorrosive paint in a spraying mode, and the first corrosion-resistant layer and the second corrosion-resistant layer are connected through adhesive bonding.
Preferably, the coarse filter plate is arranged below the upper sliding plate, the fine filter plate is arranged above the lower sliding plate, and the coarse filter plate and the fine filter plate are mutually parallel.
Preferably, the number of the installation grooves is 2, and the inner diameter of the installation grooves is equal to the outer diameters of the coarse filter plate and the fine filter plate.
Preferably, the sliding block is in sliding connection with the sliding groove, the sliding block is designed into a T-shaped structure, and the outer diameter of the sliding block is smaller than the inner diameter of the sliding groove.
Preferably, the front side of coarse filter and fine filter is provided with the stopper, the stopper adopts the rubber material to make, the stopper laminating completely is inside the mounting groove, seamless contact between stopper and coarse filter, the fine filter.
In the technical scheme, the utility model has the technical effects and advantages that:
1. through the arrangement of the first corrosion-resistant layer and the second corrosion-resistant layer, the first corrosion-resistant layer and the second corrosion-resistant layer are arranged in the tundish lower nozzle, and the corrosion resistance of the tundish lower nozzle can be enhanced by the two corrosion-resistant layers, so that the tundish nozzle is not easy to be oxidized and corroded in use, and the service life of the tundish nozzle is prolonged;
2. through the setting of thick filter and fine filter, thick filter and fine filter can filter the impurity to the molten steel, reduce impurity or inclusion gathering in the molten steel, reduce the phenomenon that the mouth of a river blockked up and take place, and thick filter and fine filter pass through slider and spout sliding connection at last slide and the mounting groove of slide down inside, be convenient for the dismantlement clearance of thick filter and fine filter from this.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic perspective view of the whole cross-section of the present utility model;
FIG. 3 is an enlarged perspective view of the structure shown in FIG. 2A according to the present utility model;
FIG. 4 is a schematic perspective view of a coarse filter plate according to the present utility model;
fig. 5 is a schematic perspective view of a fine filter plate according to the present utility model.
Reference numerals illustrate:
1. a brick cup; 2. an upper slide plate; 3. a water inlet opening body; 4. a lower slide plate; 5. a water outlet opening body; 6. a first corrosion resistant layer; 7. a second corrosion resistant layer; 8. a coarse filter plate; 9. fine filter plates; 10. a mounting groove; 11. a slide block; 12. a chute; 13. a handle; 14. and a limiting block.
Detailed Description
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.
The utility model provides a corrosion-resistant tundish sewer nozzle as shown in fig. 1-5, which comprises a brick cup 1, an upper nozzle opening body 3, a lower nozzle opening body 5, a first corrosion-resistant layer 6 and a coarse filter plate 8, wherein an upper sliding plate 2 is arranged below the brick cup 1, the upper nozzle opening body 3 is arranged above the upper sliding plate 2, a lower sliding plate 4 is arranged below the upper sliding plate 2, the lower nozzle opening body 5 is arranged below the lower sliding plate 4, the first corrosion-resistant layer 6 is arranged on the inner walls of the upper nozzle opening body 3 and the lower nozzle opening body 5, a second corrosion-resistant layer 7 is arranged inside the first corrosion-resistant layer 6, mounting grooves 10 are formed in the upper sliding plate 2 and the lower sliding plate 4, coarse filter plates 8 are arranged inside the mounting grooves 10 of the upper sliding plate 2, fine filter plates 9 are arranged inside the mounting grooves 10 of the lower sliding plate 8, sliding blocks 11 are arranged on the left side and the right side of the fine filter plates 9, sliding grooves 12 are formed in the inner walls of the sliding blocks 11 and the mounting grooves 10, a pull 13 is arranged on the front sides of the coarse filter plates 8 and the fine filter plates 9, and a limiting block 14 is arranged inside the mounting grooves 14.
The upper water gap body 3 and the lower water gap body 5 are formed by cone structural design, the central line of the upper water gap body 3 and the central line of the lower water gap body 5 are mutually overlapped, the upper water gap body 3 is arranged inside the brick cup 1, the upper sliding plate 2 and the lower sliding plate 4 are formed by the same structural design, the aperture of the upper sliding plate 2 corresponds to the aperture of the lower sliding plate 4, the first corrosion-resistant layer 6 and the second corrosion-resistant layer 7 are coated by adopting a spraying mode, and the first corrosion-resistant layer 6 and the second corrosion-resistant layer 7 are connected by adhesive.
The coarse filter plate 8 is arranged below the upper sliding plate 2, the fine filter plate 9 is arranged above the lower sliding plate 4, the coarse filter plate 8 and the fine filter plate 9 are mutually parallel, 2 mounting grooves 10 are formed, the inner diameter of each mounting groove 10 is equal to the outer diameters of the coarse filter plate 8 and the fine filter plate 9, the sliding blocks 11 are in sliding connection with the sliding grooves 12, the sliding blocks 11 are formed by adopting a T-shaped structural design, the outer diameter of each sliding block 11 is smaller than the inner diameter of each sliding groove 12, the limiting blocks 14 are arranged on the front sides of the coarse filter plate 8 and the fine filter plate 9, the limiting blocks 14 are made of rubber materials, and the limiting blocks 14 are completely attached to the inside of the mounting grooves 10 and are in seamless contact with the coarse filter plate 8 and the fine filter plate 9.
The working principle of the utility model is as follows:
referring to the attached drawings 1-5 of the specification, when the device is used, firstly, the tundish lower nozzle is arranged below the inside of the brick cup 1, then molten steel starts to be conveyed through the upper nozzle opening body 3, in the process of conveying molten steel, the molten steel can scour the inner surfaces of the upper nozzle opening body 3 and the lower nozzle opening body 5 to cause corrosion, and the upper nozzle opening body 3 and the lower nozzle opening body 5 can be quickly corroded and damaged, so that the inner walls of the upper nozzle opening body 3 and the lower nozzle opening body 5 are provided with a first corrosion-resistant layer 6 and a second corrosion-resistant layer 7, the corrosion resistance of the upper nozzle opening body 3 and the lower nozzle opening body 5 can be enhanced through two layers of corrosion-resistant coatings, so that the tundish nozzle is not easy to be corroded by oxidation in use, and the service life of the tundish nozzle is prolonged;
referring to the accompanying drawings 1-5 of the specification, when the device is used, when molten steel is conveyed, small part of steel slag is difficult to remove, and the steel slag is accumulated to easily cause the blockage of a tundish sewer outlet, so that the coarse filter plate 8 and the fine filter plate 9 arranged on the upper sliding plate 2 and the lower sliding plate 4 can filter steel slag impurities in the molten steel, sliding connection is formed between the sliding blocks 11 arranged on the coarse filter plate 8 and the fine filter plate 9 and the sliding grooves 12 arranged on the inner wall of the installation groove 10, the coarse filter plate 8 and the fine filter plate 9 can be detached in a sliding manner through the lower limiting block 14 to be cleaned or replaced, and the stability of the installation of the coarse filter plate 8 and the fine filter plate 9 in the installation groove 10 can be ensured through the arrangement of the limiting block 14.
Claims (8)
1. The utility model provides a mouth of a river under middle package of corrosion-resistant, includes brick cup (1), upper nozzle mouth body (3), lower nozzle mouth body (5), first corrosion-resistant layer (6) and coarse filtration board (8), its characterized in that: the lower side of brick cup (1) is provided with slide (2), the top of slide (2) is provided with mouth of a river mouth body (3), the below of slide (2) is provided with slide (4) down, the below of slide (4) is provided with mouth of a river mouth body (5) down, the inner wall of mouth of a river mouth body (3) and mouth of a river mouth body (5) is provided with first corrosion-resistant layer (6), the inside of first corrosion-resistant layer (6) is provided with second corrosion-resistant layer (7), install recess (10) have been seted up on slide (2) and slide (4) down, install recess (10) inside of slide (2) be provided with coarse filter (8), install recess (10) inside of slide (4) be provided with fine filter (9), the left and right sides of coarse filter (8) and fine filter (9) are provided with slider (11), the inner wall of slider (11) and install recess (10) is provided with spout (12), install stopper (14) and the inside of fine filter (9) and be provided with stopper (14).
2. A corrosion resistant tundish nozzle as claimed in claim 1, wherein: the upper water gap mouth body (3) and the lower water gap mouth body (5) are designed to be cone structures, the center line of the upper water gap mouth body (3) and the center line of the lower water gap mouth body (5) are mutually overlapped, and the upper water gap mouth body (3) is arranged inside the pocket block (1).
3. A corrosion resistant tundish nozzle as claimed in claim 1, wherein: the upper sliding plate (2) and the lower sliding plate (4) are designed in the same structure, and the aperture of the upper sliding plate (2) corresponds to the aperture of the lower sliding plate (4).
4. A corrosion resistant tundish nozzle as claimed in claim 1, wherein: the first corrosion-resistant layer (6) and the second corrosion-resistant layer (7) are coated by adopting an anti-corrosion coating and a spraying mode, and the first corrosion-resistant layer (6) and the second corrosion-resistant layer (7) are connected through adhesive.
5. A corrosion resistant tundish nozzle as claimed in claim 1, wherein: the coarse filter plate (8) is arranged below the upper sliding plate (2), the fine filter plate (9) is arranged above the lower sliding plate (4), and the coarse filter plate (8) and the fine filter plate (9) are mutually parallel.
6. A corrosion resistant tundish nozzle as claimed in claim 1, wherein: the number of the installation grooves (10) is 2, and the inner diameter of the installation grooves (10) is equal to the outer diameters of the coarse filter plate (8) and the fine filter plate (9).
7. A corrosion resistant tundish nozzle as claimed in claim 1, wherein: the sliding block (11) is in sliding connection with the sliding groove (12), the sliding block (11) is designed in a T-shaped structure, and the outer diameter of the sliding block (11) is smaller than the inner diameter of the sliding groove (12).
8. A corrosion resistant tundish nozzle as claimed in claim 5, wherein: the front side of coarse filter board (8) and fine filter board (9) is provided with stopper (14), stopper (14) adopt rubber material to make, stopper (14) laminate completely inside mounting groove (10), seamless contact between stopper (14) and coarse filter board (8), fine filter board (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321047379.2U CN219852119U (en) | 2023-05-04 | 2023-05-04 | Corrosion-resistant tundish sewer outlet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321047379.2U CN219852119U (en) | 2023-05-04 | 2023-05-04 | Corrosion-resistant tundish sewer outlet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219852119U true CN219852119U (en) | 2023-10-20 |
Family
ID=88337286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321047379.2U Active CN219852119U (en) | 2023-05-04 | 2023-05-04 | Corrosion-resistant tundish sewer outlet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219852119U (en) |
-
2023
- 2023-05-04 CN CN202321047379.2U patent/CN219852119U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |