Molten metal container permanent layer
By using a combined structure of anchors and casting layers in molten metal containers, the problem of short life of existing permanent layers is solved, achieving higher durability and stable production.
Patent Information
- Application Number
- CN202421886119.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-05
- Publication Date
- 2025-06-10
- Estimated Expiration
- 2034-08-05
AI Technical Summary
The permanent layer of existing molten metal containers has a short life during use and is prone to damage, resulting in production failure.
The combined structure of an anchor and a cast layer is adopted. The anchor is made of flat steel and is connected to the inner wall of the metal container through welding. The cast layer is formed by stirring the flow material and then poured.
It improves the life of molten metal containers, reduces costs, stabilizes production, ensures a firm connection of the permanent layer and a high-quality cast layer.
Smart Images
Figure CN222957503U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of iron and steel metallurgy, and particularly to a permanent layer of a molten metal container. Background Art
[0002] In the iron and steel metallurgy industry, tundishes, ladles and other molten metal containers are used to hold molten steel for casting operations. The permanent layer, as a necessary protective structure of the molten metal container, can effectively protect the safe use of the ladle, avoiding unnecessary personal injuries and equipment damages.
[0003] However, there are some deficiencies in the existing permanent layer of the molten metal container during use. After the working layer is damaged, the permanent layer cannot withstand the impact of molten steel, resulting in the damage of the permanent layer and further leading to production failures. Summary of the Utility Model
[0004] The purpose of the utility model is to provide a permanent layer of a molten metal container, which has a high service life and low cost, and can thus stably produce.
[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0006] A permanent layer of a molten metal container includes anchor bolts and a casting layer. Among them, the anchor bolts are arranged inside the metal container, and the anchor bolts are connected to the inner wall of the metal container. After the self-flowing material is added with water and stirred, it is poured into the metal container to form the casting layer.
[0007] Further, in the permanent layer of the molten metal container, the anchor bolts are made of flat steel with a thickness of 5 mm - 12 mm. The anchor bolts are composed of a first flat section, a first inclined section, a second flat section, a second inclined section and a third flat section. The first flat section, the first inclined section, the second flat section, the second inclined section and the third flat section are connected in sequence. The axis of the first flat section and the axis of the third flat section are collinear. The axis of the first flat section and the axis of the second flat section are parallel. The distance between the first flat section and the third flat section is greater than the length of the second flat section.
[0008] Further, in the permanent layer of the molten metal container, the distance between the axis of the first flat section and the axis of the second flat section is 70 mm - 80 mm. The thickness of the first flat section, the first inclined section, the second flat section, the second inclined section and the third flat section is 10 mm. The length of the first flat section, the second flat section and the third flat section is 20 mm. The distance between the first flat section and the third flat section is 110 mm.
[0009] Further, in the permanent layer of the molten metal container, the second flat section is welded to the inner wall of the metal container.
[0010] Further, in the permanent layer of the molten metal container described above, a plurality of anchor bolts are provided, and the plurality of anchor bolts are evenly distributed at the bottom of the metal container.
[0011] Further, in the permanent layer of the molten metal container described above, multiple rows of the anchor bolts are evenly distributed along the length direction of the metal container, and a plurality of the anchor bolts are evenly distributed along the width direction of the metal container in each row. The axes of two adjacent anchor bolts are perpendicular to each other, and the distance between the centers of two adjacent anchor bolts is 200 mm.
[0012] Further, in the permanent layer of the molten metal container described above, the self - flowing material is corundum self - flowing material with Al 2 O 3 ≥ 70%.
[0013] Further, in the permanent layer of the molten metal container described above, the thickness of the casting layer is 100 mm.
[0014] Analysis shows that the present utility model discloses a permanent layer of a molten metal container. This permanent layer is simple to manufacture, has a long service life, improves the service life of the molten metal container, reduces costs, and stabilizes production. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] The schematic diagrams in the specification, which form a part of this application, are used to provide a further understanding of the present utility model. The schematic embodiments of the present utility model and their descriptions are used to explain the present utility model and do not constitute an improper limitation to the present utility model. Among them:
[0016] Figure 1 is a schematic structural diagram of an embodiment of the present utility model.
[0017] Figure 2 is a schematic structural diagram of the anchor bolt of an embodiment of the present utility model.
[0018] Figure 3 is a schematic structural diagram of the distribution of the anchor bolts in the metal container of an embodiment of the present utility model.
[0019] Description of the reference numerals: 1 metal container; 2 anchor bolt; 3 casting layer; 4 first flat section; 5 first inclined section; 6 second flat section; 7 second inclined section; 8 third flat section. DETAILED DESCRIPTION OF THE EMBODIMENTS
[0020] The present utility model will be described in detail below with reference to the accompanying drawings and in conjunction with embodiments. Each example is provided by way of explanation of the present utility model rather than a limitation thereof. In fact, those skilled in the art will appreciate that modifications and variations can be made to the present utility model without departing from its scope or spirit. For example, features shown or described as part of one embodiment can be used in another embodiment to yield yet another embodiment. Accordingly, it is intended that the present utility model cover such modifications and variations that fall within the scope of the appended claims and their equivalents.
[0021] In the description of the present utility model, the orientation or positional relationship indicated by terms such as "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present utility model rather than requiring the present utility model to be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation of the present utility model. The terms "connected", "connected to", and "disposed" used in the present utility model should be understood in a broad sense. For example, it can be a fixed connection or a detachable connection; it can be directly connected or indirectly connected through an intermediate member; it can be a wired connection, a radio connection, or a wireless communication signal connection. For those of ordinary skill in the art, the specific meanings of the above terms can be understood according to specific circumstances.
[0022] One or more examples of the present utility model are shown in the accompanying drawings. The detailed description uses numerical and alphabetical labels to refer to features in the drawings. Similar or like labels in the drawings and the description have been used to refer to similar or like parts of the present utility model. As used herein, terms such as "first", "second", and "third" can be used interchangeably to distinguish one component from another, and are not intended to indicate the position or importance of individual components.
[0023] As Figures 1 to 3 shown, according to an embodiment of the present utility model, a permanent layer of a molten metal container is provided. As Figure 1 shown, the permanent layer of the molten metal container includes anchor bolts 2 and a casting layer 3. Among them, the anchor bolts 2 are disposed inside the metal container 1, the anchor bolts 2 are connected to the inner wall of the metal container 1, and the self-flowing material is stirred with water and then poured into the metal container 1 to form the casting layer 3.
[0024] Furthermore, as Figure 2As shown, the anchor 2 is made of flat steel with a thickness of 5 mm - 12 mm. The anchor 2 consists of a first flat section 4, a first inclined section 5, a second flat section 6, a second inclined section 7, and a third flat section 8. The first flat section 4, the first inclined section 5, the second flat section 6, the second inclined section 7, and the third flat section 8 are connected in sequence. The axis of the first flat section 4 and the axis of the third flat section 8 are collinear. The axis of the first flat section 4 and the axis of the second flat section 6 are parallel. The distance between the first flat section 4 and the third flat section 8 is greater than the length of the second flat section 6.
[0025] Furthermore, the distance L1 between the axis of the first flat section 4 and the axis of the second flat section 6 is 70 mm - 80 mm. In an embodiment of the present utility model, the thickness T1 of the first flat section 4, the first inclined section 5, the second flat section 6, the second inclined section 7, and the third flat section 8 is all 10 mm, that is, the thickness of the anchor 2 is 10 mm. The length L2 of the first flat section 4, the second flat section 6, and the third flat section 8 is 20 mm. The distance L3 between the first flat section 4 and the third flat section 8 is 110 mm.
[0026] Furthermore, the lower surface of the second flat section 6 is welded to the inner wall of the bottom of the metal container 1. Such a setting can make the permanent layer firmly connected to the metal container 1.
[0027] Furthermore, a plurality of anchors 2 are provided, and the plurality of anchors 2 are evenly distributed at the bottom of the metal container 1. Such a setting can ensure the quality of the casting layer 3 and improve the service life of the permanent layer.
[0028] Furthermore, as Figure 3 shown, a plurality of rows of anchors 2 are evenly distributed along the length direction of the metal container 1. Each row of anchors 2 has a plurality of anchors 2 evenly distributed along the width direction of the metal container 1. The axes of two adjacent anchors 2 are perpendicular to each other. The distance L4 between the centers of two adjacent anchors 2 is 200 mm. Such a setting can ensure the quality of the casting layer 3 and improve the service life of the permanent layer.
[0029] Furthermore, the self-leveling material is corundum self-leveling material with Al 2 O 3 ≥ 70%.
[0030] Furthermore, as Figure 1 shown, the thickness T2 of the casting layer 3 is 100 mm. Such a setting can ensure the improvement of the service life of the permanent layer.
[0031] The anchoring and casting method for the permanent layer of the molten metal container includes the following steps:
[0032] 1) Select flat steel with a thickness of 5 mm - 12 mm, make a V-shaped anchor 2, and perform staggered welding inside the molten metal container 1.
[0033] 2) Use corundum self-leveling material with (Al2O3 ≥ 70%), first conduct dry stirring for a time ≥ 1 min, then add water to the self-leveling material and stir. By mass percentage, the water is 7% - 10% of the self-leveling material, and the stirring time ≥ 30 min. Pour the well-stirred corundum self-leveling material into the tundish. After pouring, vibrate at multiple points. After the surface of the material shows slurry, pull out the vibrating rod to prevent the formation of holes. After natural curing for ≥ 24 hours, demold.
[0034] From the above description, it can be seen that the above embodiments of the present utility model achieve the following technical effects:
[0035] A permanent layer for a molten metal container, which is easy to manufacture, has a long service life, improves the service life of the molten metal container 1, reduces costs, and stabilizes production.
[0036] The above are only the preferred embodiments of the present utility model and are not used to limit the present utility model. For those skilled in the art, the present utility model can have various changes and modifications. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.
Claims
1. A permanent layer for a molten metal container, characterized in that: It includes an anchor and a casting layer, wherein: The anchor is arranged in the metal container, The anchor is connected to the inner wall of the metal container, The self-flowing material is stirred with water and then poured into the metal container to form the casting layer.
2. The permanent layer of the molten metal container according to claim 1, characterized in that: The anchor is made of flat steel with a thickness of 5mm-12mm, and is composed of a first flat section, a first oblique section, a second flat section, a second oblique section and a third flat section. The first flat section, the first oblique section, the second flat section, the second oblique section and the third flat section are connected in sequence, and the axis of the first flat section and the axis of the third flat section are collinear. The axis of the first flat section is parallel to the axis of the second flat section, A distance between the first flat section and the third flat section is greater than a length of the second flat section.
3. The permanent layer of the molten metal container according to claim 2, characterized in that: The distance between the axis of the first flat section and the axis of the second flat section is 70 mm to 80 mm. The thickness of the first flat section, the first oblique section, the second flat section, the second oblique section and the third flat section is 10 mm. The lengths of the first flat section, the second flat section and the third flat section are 20 mm, The distance between the first flat section and the third flat section is 110 mm.
4. The permanent layer of the molten metal container according to claim 2, characterized in that: The second flat section is connected to the inner wall of the metal container by welding.
5. The permanent layer of the molten metal container according to claim 1, characterized in that: A plurality of anchoring pieces are provided, and the plurality of anchoring pieces are evenly distributed on the bottom of the metal container.
6. The permanent layer of the molten metal container according to claim 5, characterized in that: There are multiple rows of anchors evenly distributed along the length direction of the metal container, each row of anchors has multiple anchors evenly distributed along the width direction of the metal container, the axes of two adjacent anchors are perpendicular to each other, and the distance between the centers of two adjacent anchors is 200 mm.
7. The permanent layer of the molten metal container according to claim 1, characterized in that: The self-flowing material is a corundum self-flowing material with Al2O3≥70%.
8. The permanent layer of the molten metal container according to claim 1, characterized in that: The thickness of the casting layer is 100 mm.