CN212598745U - Novel crystallizer for producing pure copper and alloy cast ingot thereof - Google Patents
Novel crystallizer for producing pure copper and alloy cast ingot thereof Download PDFInfo
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- CN212598745U CN212598745U CN202021224802.8U CN202021224802U CN212598745U CN 212598745 U CN212598745 U CN 212598745U CN 202021224802 U CN202021224802 U CN 202021224802U CN 212598745 U CN212598745 U CN 212598745U
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Abstract
The utility model relates to a novel crystallizer of production pure copper and alloy ingot belongs to non ferrous metal production facility technical field, concretely relates to novel crystallizer of production pure copper and alloy ingot. The utility model provides a be used for the production of the higher pure copper series of purity and alloy thereof specially, the novel crystallizer of production pure copper and alloy ingot casting of the existence of abnormal state tissue, gas and other defects that can effectually avoid probably causing. The utility model discloses an overcoat and endotheca, its characterized in that: the inner sleeve comprises an upper flange, a sleeve body is arranged at the lower end of the upper flange, the outer surface of the sleeve body is conical with a large upper part and a small lower part, and a limiting conical surface is arranged at the lower end of the sleeve body; the jacket comprises a cylinder body, a water cavity is arranged between the cylinder body and the jacket body of the jacket, at least three upper water inlets are uniformly distributed on the upper portion of the cylinder body corresponding to the upper portion of the jacket body, at least three middle water inlets are uniformly distributed on the middle portion of the cylinder body corresponding to the middle portion of the jacket body, and the upper water inlets and the middle water inlets are tangentially arranged along the inner surface of the cylinder body.
Description
Technical Field
The utility model belongs to the technical field of non ferrous metal production facility, concretely relates to novel crystallizer of production pure copper and alloy ingot casting.
Background
The structure of the nonferrous metal and alloy ingot comprises: the shape, size, orientation, distribution, integrity, etc. of the grains. They have a great influence on the hot workability, especially the mechanical properties, etc. of the ingot, but the internal crystal structure of the ingot is difficult to control, especially in the pure copper series.
Due to the nature of the pure copper series, when the existing crystallizer is used, the crystallization structure is difficult to control due to the uneven temperature of the pure copper series, the phenomena of less fine crystal zones and larger columnar crystals are easy to occur, and the performance of the product is seriously influenced.
Disclosure of Invention
The utility model discloses just to above-mentioned problem, provide a production that is used for the higher pure copper series of purity and alloy thereof specially, the novel crystallizer of production pure copper and alloy ingot casting of the existence of abnormal state tissue, gas and other defects that can effectually avoid probably causing.
In order to realize the above purpose of the utility model, the utility model discloses a following technical scheme, the utility model discloses an overcoat and endotheca, its characterized in that: the inner sleeve comprises an upper flange, a sleeve body is arranged at the lower end of the upper flange, the outer surface of the sleeve body is conical with a large upper part and a small lower part, and a limiting conical surface is arranged at the lower end of the sleeve body; the outer sleeve comprises a cylinder body, a water cavity is arranged between the cylinder body and the sleeve body of the inner sleeve, at least three upper water inlets are uniformly distributed on the upper part of the cylinder body corresponding to the upper part of the sleeve body, at least three middle water inlets are uniformly distributed on the middle part of the cylinder body corresponding to the middle part of the sleeve body, and the upper water inlets and the middle water inlets are tangentially arranged along the inner surface of the cylinder body; the lower end of the outer sleeve is provided with a drainage surface matched with the limiting conical surface, and a drainage groove is formed in the drainage surface.
As a preferred scheme of the utility model, the figure of going up inlet and well water inlet is the same, goes up the inlet and crisscross the arranging of well water inlet.
As another preferred scheme of the utility model, the surface of the inner sleeve is provided with a spiral groove which is downward spirally.
The utility model has the advantages that: 1. the outer surface of the inner sleeve is provided with the conical surface with the big top and the small bottom, and the water energy entering the water cavity from the tangential upper water inlet forms the water flow which rotates and descends, so that the heat of the inner sleeve can be uniformly and quickly taken away; a middle water inlet is arranged in the middle of the jacket, and the newly injected cooling water can accelerate the downward rotating water flow entering from the upper water inlet, and continue to rotate and descend and further cool; the cast ingot has good internal structure, fine grains and uniform structure, namely the cast ingot has smooth surface and no air holes in the interior.
2. Use the utility model discloses the ingot casting that the casting came out, defects such as pore-free in its ingot casting inside, the crystalline texture is even and the crystalline grain is tiny, improves to some extent in the aspect of the quality of sequent processing product, especially mechanical properties.
3. Adopt the utility model discloses technical scheme, the investment is very little (only need overcoat of new processing, about increase about 2000 yuan RMB), and other energy consumptions are all unchangeable, improve production efficiency.
4. The utility model discloses go up the crisscross arrangement of inlet and well water inlet, further improve the even effect of cooling.
5. The utility model discloses the endotheca surface sets up the decurrent helicla flute of spiral, can further improve the rotation rate of rivers, further improves the even effect of cooling.
6. The utility model discloses a cooling water is from the water drainage tank evenly discharged, with the ingot metal surface contact who pulls out in the crystallizer, makes the rapid crystallization in ingot casting surface, forms the skull, makes the ingot casting form the fine grain district that has certain thickness, has improved the product quality of ingot casting in the subsequent processing.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the jacket structure.
Fig. 3 is a top view of the outer cover.
Fig. 4 is a sectional view a-a of fig. 2.
In the attached figure, 1 is a limiting conical surface, 2 is a sleeve body, 3 is a middle water inlet, 4 is a water cavity, 5 is a cylinder body, 6 is an outer sleeve, 7 is an inner sleeve, 8 is an upper water inlet, 9 is a water drainage surface, and 10 is a water drainage groove.
Detailed Description
The utility model discloses an overcoat 6 and endotheca 7, its characterized in that: the inner sleeve 7 comprises an upper flange, a sleeve body 2 is arranged at the lower end of the upper flange, the outer surface of the sleeve body 2 is in a conical shape with a large upper part and a small lower part, and a limiting conical surface 1 is arranged at the lower end of the sleeve body 2; the outer sleeve 6 comprises a cylinder body 5, a water cavity 4 is arranged between the cylinder body 5 and the sleeve body 2 of the inner sleeve 7, at least three upper water inlets 8 are uniformly distributed on the upper part of the cylinder body 5 corresponding to the upper part of the sleeve body 2, at least three middle water inlets 3 are uniformly distributed on the middle part of the cylinder body 5 corresponding to the middle part of the sleeve body 2, and the upper water inlets 8 and the middle water inlets 3 are tangentially arranged along the inner surface of the cylinder body 5; the lower end of the outer sleeve 6 is provided with a drainage surface 9 matched with the limiting conical surface 1, and a drainage groove 10 is formed in the drainage surface 9.
As an optimized scheme of the utility model, the figure of going up inlet 8 and well water inlet 3 is the same, goes up inlet 8 and crisscross the arranging of well water inlet 3.
As another preferable scheme of the present invention, the outer surface of the inner sleeve 7 is provided with a spiral groove which is downward spirally.
The utility model discloses during the use, open the pouring tube valve, during alloy melt got into the crystallizer, opened the inlet tube valve, during the cooling water got into the water cavity 4 of crystallizer. When the alloy melt is filled in the crystallizer, a covering agent is added on the melt for protection, and the ingot puller of the casting machine starts to pull down.
6 water inlet pipes of the outer sleeve 6 of the crystallizer are mainly used for enabling cooling to be uniform and increasing cooling strength, and the purpose of refining and homogenizing the ingot casting crystalline structure is achieved.
The cooling intensity is improved, and the water flow circulating in the inner cavity of the crystallizer has no dead zone, so that the cooling is uniform. The ingot produced by the crystallizer has refined and uniform internal crystalline structure, and the surface quality and the internal quality of the ingot are improved.
When the ingot in the crystallizer is pulled out of the crystallizer through the dummy ingot head, the ingot is rapidly contacted with the cooling of secondary cooling water, and the ingot begins to crystallize from outside to inside.
It should be understood that the above detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can still be modified or equivalently replaced to achieve the same technical effects; as long as the use requirement is satisfied, the utility model is within the protection scope.
Claims (3)
1. The novel crystallizer for producing the pure copper and the alloy cast ingots thereof comprises an outer sleeve (6) and an inner sleeve (7), and is characterized in that: the inner sleeve (7) comprises an upper flange, the lower end of the upper flange is provided with a sleeve body (2), the outer surface of the sleeve body (2) is in a conical shape with a large upper part and a small lower part, and the lower end of the sleeve body (2) is provided with a limiting conical surface (1); the outer sleeve (6) comprises a cylinder body (5), a water cavity (4) is arranged between the cylinder body (5) and the sleeve body (2) of the inner sleeve (7), at least three upper water inlets (8) are uniformly distributed on the upper part of the cylinder body (5) corresponding to the upper part of the sleeve body (2), at least three middle water inlets (3) are uniformly distributed in the middle of the cylinder body (5) corresponding to the middle of the sleeve body (2), and the upper water inlets (8) and the middle water inlets (3) are tangentially arranged along the inner surface of the cylinder body (5); the lower end of the outer sleeve (6) is provided with a drainage surface (9) matched with the limiting conical surface (1), and a drainage groove (10) is formed in the drainage surface (9).
2. The new crystallizer for producing pure copper and its alloy ingots according to claim 1, characterized in that: the number of the upper water inlets (8) is the same as that of the middle water inlets (3), and the upper water inlets (8) and the middle water inlets (3) are arranged in a staggered mode.
3. The new crystallizer for producing pure copper and its alloy ingots according to claim 1, characterized in that: the outer surface of the inner sleeve (7) is provided with a spiral downward spiral groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021224802.8U CN212598745U (en) | 2020-06-29 | 2020-06-29 | Novel crystallizer for producing pure copper and alloy cast ingot thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021224802.8U CN212598745U (en) | 2020-06-29 | 2020-06-29 | Novel crystallizer for producing pure copper and alloy cast ingot thereof |
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| Publication Number | Publication Date |
|---|---|
| CN212598745U true CN212598745U (en) | 2021-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021224802.8U Active CN212598745U (en) | 2020-06-29 | 2020-06-29 | Novel crystallizer for producing pure copper and alloy cast ingot thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114871393A (en) * | 2022-04-27 | 2022-08-09 | 佛山建投华鸿铜业有限公司 | Method for protecting crystallizer by nitrogen to reduce loss |
-
2020
- 2020-06-29 CN CN202021224802.8U patent/CN212598745U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114871393A (en) * | 2022-04-27 | 2022-08-09 | 佛山建投华鸿铜业有限公司 | Method for protecting crystallizer by nitrogen to reduce loss |
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