CN218983102U - Cooling structure optimized scale vein - Google Patents
Cooling structure optimized scale vein Download PDFInfo
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- CN218983102U CN218983102U CN202223403265.5U CN202223403265U CN218983102U CN 218983102 U CN218983102 U CN 218983102U CN 202223403265 U CN202223403265 U CN 202223403265U CN 218983102 U CN218983102 U CN 218983102U
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Abstract
The utility model belongs to the technical field of metal solidification and continuous casting, in particular to a scale pattern tube with an optimized cooling structure, which aims at solving the problems that in the prior art, as a sealing structure is arranged on the outer side of the lower part of a copper tube after a crystallizer copper tube is arranged in a cooling water jacket, a small section of copper tube cannot dissipate heat through water cooling, and the side surface of a smooth copper tube cannot better take away heat, cracks are easy to occur in a product in the use process.
Description
Technical Field
The utility model relates to the technical field of metal solidification and continuous casting, in particular to a scale vein tube with an optimized cooling structure.
Background
In the prior art, the utility model of application number 201821541442.7 provides a power function crystallizer copper pipe which is used for solving the problem of poor casting blank quality in the prior art. The utility model provides a copper pipe of a power function crystallizer, which is a rectangular pipe, wherein one end of the copper pipe of the power function crystallizer is a copper pipe upper port, the other end of the copper pipe of the power function crystallizer is a copper pipe lower port, and an inner cavity of the copper pipe of the power function crystallizer is gradually reduced from the copper pipe upper port to the copper pipe lower port and is changed in a power function. The face taper and diagonal taper of the copper pipe adopt power function curves, so that the method is more in line with the solidification shrinkage rule of a casting blank in the longitudinal direction, ensures uniform temperature and stress distribution of the casting blank in the circumferential direction, and provides a guarantee for stable high-speed continuous casting.
However, according to the technical scheme, as the sealing structure is arranged on the outer side of the lower part of the copper pipe after the crystallizer copper pipe is arranged in the cooling water jacket, a small section of copper pipe is arranged at the lower end of the copper pipe, heat cannot be dissipated through water cooling, and in addition, the smooth copper pipe side surface cannot better take away heat, so that the problem that a product is easy to crack in the use process exists.
Disclosure of Invention
The utility model aims to solve the problems that in the prior art, a sealing structure is arranged on the outer side of the lower part of a copper pipe after the copper pipe of a crystallizer is arranged in a cooling water jacket, so that a small section of copper pipe at the lower end cannot dissipate heat through water cooling, and in addition, the side surface of the smooth copper pipe cannot better take away heat, so that the defect that a product is easy to crack in the using process exists, and the fish scale bellows with the optimized cooling structure is provided.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a cooling structure optimization's scale pattern pipe, includes the copper pipe, a plurality of scale patterns have been seted up to the equal distance in front side, rear side, left side and the right side of copper pipe, and the annular has been seted up to the bottom of copper pipe, and four cavities have been seted up to the bottom of copper pipe, and four cavities are linked together, and four cavities all are linked together with the annular, all install supporting mechanism in four cavities.
By means of the mechanism, through the cooperation of the annular grooves and the four chambers, cooling water can enter the bottom of the copper pipe, steel billets at the bottom are cooled, and through the arrangement of the scale pattern areas with four surfaces, turbulent flow is easily formed in the areas by the cooling water, and the heat transfer efficiency of the turbulent flow is twice that of a common laminar flow.
Preferably, the support mechanism comprises twelve connecting rods, the front side inner wall and the rear side inner wall of the front position chamber are fixedly connected with the same three connecting rods, the front side inner wall and the rear side inner wall of the rear position chamber are fixedly connected with the same three connecting rods, the left side inner wall and the right side inner wall of the left position chamber are fixedly connected with the same three connecting rods, and the right side inner wall and the left side inner wall of the right position chamber are fixedly connected with the same three connecting rods.
Furthermore, twelve connecting rods are arranged to support and protect the cavity, so that billet deformation caused by extrusion of the bottom of the copper pipe is avoided.
Preferably, the right side of the copper pipe is a concave surface, the left side is a meniscus, and the bending angles of the concave surface and the meniscus are 5 degrees.
Further, through being provided with bending angle, can let the better change direction when drawing out from the copper pipe of product.
Preferably, the copper pipe 1 is made of plain carbon steel, and the pulling speed of the copper pipe 1 in use is 3.5m/min.
Further, through the restriction to the steel grade, can let copper pipe exert better production effect, through setting up specific drawing speed, can increase production efficiency and guarantee product quality simultaneously.
Preferably, the positions of the scale patterns on the four surfaces belong to a high-temperature area, the diameter of the scale patterns is 9mm, and the transverse spacing between the scale patterns is 12mm.
Further, through setting up the scale pattern that sets up four regions at the high temperature district, let the device under high drawing rate, guarantee the heat that molten steel was transferred at high temperature district and meniscus, can take away through the turbulent flow that scale pattern formed is whole, prevent copper pipe deformation on the one hand, on the other hand guarantees that the casting blank has sufficient shell thickness after going out the crystallizer, realizes high drawing rate.
Preferably, the annular groove is positioned on the upper side of the sealing gasket when the copper pipe is installed and used.
Furthermore, through setting up the annular and being in sealed pad upside, can let the cooling water get into the cavity through the annular, form the circulation, cool off the steel billet of copper pipe bottom.
The beneficial effects are that:
1. by arranging the scale patterns, turbulent flow can be generated in the cooling process of cooling water, the turbulent flow can completely take away heat transferred by the copper pipe, a good cooling effect is achieved, the copper pipe deformation caused by heat concentration is avoided, meanwhile, the thickness of the blank shell can be increased in the production process, and the quality of products is improved;
2. through set up annular and four cavities in copper pipe bottom, can let the cooling water get into the cavity through the annular, let copper pipe bottom can contact the cooling water, let the steel billet obtain better cooling to increase product quality.
The utility model realizes that the cooling water in the cooling water jacket generates turbulent flow through a simple structure, better takes away heat, and can lead the copper pipe part contacted with the sealing gasket to contact with the cooling water, thereby leading the billet to better obtain cooling treatment, and has simple structure and strong practicability.
Drawings
FIG. 1 is a front view of a cooling structure optimized ichthyosis tube according to the present utility model;
FIG. 2 is a schematic view of a portion A of a cooling structure optimized ichthyosis tube according to the present utility model;
FIG. 3 is a partial cross-sectional view of a cooling structure optimized ichthyosis tube in accordance with the present utility model;
fig. 4 is a schematic diagram of a portion B in view two of a cooling structure optimized ichthyosis tube according to the present utility model.
In the figure: 1. copper pipe; 2. scale patterns; 3. a ring groove; 4. a chamber; 5. and a connecting rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-4, a cooling structure optimized scale pattern tube comprises a copper tube 1, wherein a plurality of scale patterns 2 are formed on the front side, the rear side, the left side and the right side of the copper tube 1 at equal intervals, a ring groove 3 is formed in the bottom end of the copper tube 1, four chambers 4 are formed in the bottom of the copper tube 1 and are communicated with each other, four chambers 4 are communicated with the ring groove 3, supporting mechanisms are arranged in the four chambers 4 and comprise twelve connecting rods 5, the front side inner wall and the rear side inner wall of the front position chamber 4 are fixedly connected with the same three connecting rods 5, the front side inner wall and the rear side inner wall of the rear position chamber 4 are fixedly connected with the same three connecting rods 5, the left side inner wall and the right side inner wall of the left position chamber 4 are fixedly connected with the same three connecting rods 5, and the right side inner wall and the left side inner wall of the right position chamber 4 are fixedly connected with the same three connecting rods 5.
By means of the mechanism, cooling water can enter the bottom of the copper pipe 1 through the cooperation of the ring grooves 3 and the four chambers 4, steel billets at the bottom are cooled, turbulent flow is easily formed in the region of the cooling water through the region of the scale patterns 2, the heat transfer efficiency of the turbulent flow is 2 times that of the ordinary laminar flow, the chambers 4 can be supported and protected through the twelve connecting rods 5, and steel billets are prevented from being deformed due to extrusion of the bottom of the copper pipe 1.
In the utility model, the right side of the copper pipe 1 is the concave surface, the left side is the meniscus, the bending angles of the concave surface and the meniscus are 5 degrees, and the bending angles are arranged, so that the product can be better changed in direction when being pulled out from the copper pipe 1.
In the utility model, the applicable steel types of the copper pipe 1 are plain carbon steel and low alloy steel, the pull speed of the copper pipe 1 in use is 3.5m/min, the copper pipe 1 can exert better production effect through limiting the steel types, and the production efficiency can be increased and the product quality can be ensured through setting the specific pull speed.
According to the utility model, the positions of the scale patterns 2 on four surfaces belong to a high temperature region, the diameter of the scale patterns 2 is 9mm, the transverse distance between the scale patterns 2 is 12mm, and the scale patterns 2 in four regions are arranged in the high temperature region, so that the device ensures that heat of molten steel transmitted from the high temperature region and a meniscus is taken away completely through turbulence formed by the scale patterns 2 under high pulling speed, on one hand, the copper pipe 1 is prevented from deforming, on the other hand, the sufficient thickness of a billet shell is ensured after a casting blank leaves a crystallizer, and high pulling speed is realized.
In the utility model, when the copper pipe 1 is installed and used, the annular groove 3 is positioned on the upper side of the sealing gasket, and by arranging the annular groove 3 on the upper side of the sealing gasket, cooling water can enter the cavity 4 through the annular groove 3 to form circulation, so as to cool a billet at the bottom end of the copper pipe 1.
Working principle: when the copper pipe 1 is required to be used, the copper pipe 1 is installed in a cooling water jacket, the height of a sealing gasket cannot exceed an annular groove 3 during installation, production is started after the copper pipe 1 is installed, cooling water enters a cavity 4 through the annular groove 3 to form circulation, steel billets at the bottom can be better cooled, the cavity 4 can be supported by a plurality of connecting rods 5, extrusion deformation is avoided, product quality is affected, turbulence is generated when cooling water flows meet scale patterns 2, the generated turbulence has high heat transfer efficiency, heat transferred from a hot surface of the copper pipe 1 to a cold surface is completely taken away, the heat cannot be concentrated in the wall of the copper pipe 1, softening stability of copper materials is not achieved, the copper pipe 1 cannot be deformed, on the other hand, the cold surface of the copper pipe 1 is always kept in a low-temperature state through the high heat transfer efficiency of the turbulence, the heat conducted by the copper pipe 1 forms a higher temperature difference with the hot surface of the copper pipe, the billet is correspondingly increased, the billet forming thickness is correspondingly accelerated, the billet shell can form a safe billet shell thickness even at a high pulling speed when the billet shell is met, and the pulling speed of the copper pipe 1 can be 3.5m/min high pulling speed or more can be achieved.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a cooling structure optimization's scale pattern pipe, includes copper pipe (1), its characterized in that, a plurality of scale patterns (2) have been seted up to the front side, rear side, left side and the equal distance in right side of copper pipe (1), and annular (3) have been seted up to the bottom of copper pipe (1), and four cavity (4) are linked together, and four cavity (4) all are linked together with annular (3), all install supporting mechanism in four cavity (4).
2. The cooling structure optimized scale pipe according to claim 1, wherein the supporting mechanism comprises twelve connecting rods (5), wherein the front side inner wall and the rear side inner wall of the front position chamber (4) are fixedly connected with the same three connecting rods (5), the front side inner wall and the rear side inner wall of the rear position chamber (4) are fixedly connected with the same three connecting rods (5), the left side inner wall and the right side inner wall of the left position chamber (4) are fixedly connected with the same three connecting rods (5), and the right side inner wall and the left side inner wall of the right position chamber (4) are fixedly connected with the same three connecting rods (5).
3. A cooling structure optimized scale tube according to claim 1, characterized in that the right side of the copper tube (1) is concave, the left side is meniscus, and the bending angle of the concave and meniscus is 5 °.
4. A cooling structure optimized fish scale tube as claimed in claim 1, characterized in that the applicable steel grade of the copper tube (1) is plain carbon steel, and the pulling speed of the copper tube (1) in use is 3.5m/min.
5. A cooling structure optimized scale tube according to claim 1, characterized in that the scale pattern (2) locations of the four faces belong to a high temperature zone, the diameter of the scale pattern (2) is 9mm, and the lateral spacing between the scale patterns (2) is 12mm.
6. A cooling structure optimized fish scale pipe according to claim 1, characterized in that the ring groove (3) is located on the upper side of the sealing gasket when the copper pipe (1) is installed and used.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202223403265.5U CN218983102U (en) | 2022-12-19 | 2022-12-19 | Cooling structure optimized scale vein |
Applications Claiming Priority (1)
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CN202223403265.5U CN218983102U (en) | 2022-12-19 | 2022-12-19 | Cooling structure optimized scale vein |
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CN218983102U true CN218983102U (en) | 2023-05-09 |
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CN202223403265.5U Active CN218983102U (en) | 2022-12-19 | 2022-12-19 | Cooling structure optimized scale vein |
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