CN212761020U - Graphite crystallizer - Google Patents
Graphite crystallizer Download PDFInfo
- Publication number
- CN212761020U CN212761020U CN202021206565.2U CN202021206565U CN212761020U CN 212761020 U CN212761020 U CN 212761020U CN 202021206565 U CN202021206565 U CN 202021206565U CN 212761020 U CN212761020 U CN 212761020U
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- Prior art keywords
- overcoat
- jacket
- cooling
- wall
- cooling water
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 18
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 18
- 239000010439 graphite Substances 0.000 title claims abstract description 18
- 239000000498 cooling water Substances 0.000 claims abstract description 55
- 238000001816 cooling Methods 0.000 claims abstract description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 19
- 238000010030 laminating Methods 0.000 claims abstract 2
- 239000007788 liquid Substances 0.000 claims description 21
- 230000000694 effects Effects 0.000 description 14
- 238000009749 continuous casting Methods 0.000 description 8
- 239000002184 metal Substances 0.000 description 6
- 238000007493 shaping process Methods 0.000 description 6
- 239000000155 melt Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 230000003064 anti-oxidating effect Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
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- Continuous Casting (AREA)
Abstract
The utility model relates to a graphite crystallizer, its including the overcoat that is the tubular structure and locate the plug in the overcoat, overcoat and plug are the seal setting with the central axis and one end between them, the one end outer wall that its blind end was kept away from to the overcoat is frustum column structure, the tip opening of overcoat, a plurality of feed liquor holes have been seted up to the overcoat, overcoat frustum column structure portion cover is equipped with cooling jacket, cooling jacket's inner wall laminating is in the outer wall of overcoat frustum column structure portion, cooling jacket is equipped with the income water hole and the apopore that are used for the cooling water to come in and go out. The utility model discloses a cooling efficiency is higher relatively.
Description
Technical Field
The utility model belongs to the technical field of the technique of crystallizer and specifically relates to a graphite crystallizer.
Background
The continuous casting process is a production process for continuously casting refined metal in a liquefied state into a blank, and the main equipment comprises a rotary table, a tundish, a crystallizer, a withdrawal and straightening unit and the like. The properties of important structural components of the continuous casting mold are, among other things, closely related to the quality of the continuous casting produced. The existing crystallizer mainly uses a graphite crystallizer, but when the existing graphite crystallizer does not need to work, the liquid inlet and the molten liquid inside the sleeve need to be broken, the molten liquid is solidified relatively quickly, after the molten liquid is stopped being injected, the liquid is changed into a molten state, when the molten liquid in the molten state is cut off by a conventional mold, the core rod is taken out, then the residual raw material is rigidly discharged, the molten liquid in the liquid inlet and the sleeve is broken, and in the process of pulling the section, the mold is easily damaged, so that the service life of the mold is influenced.
Chinese patent No. CN209902214U in the prior art discloses a graphite horizontal continuous casting mold, which has the technical points that: the lower end of the sleeve is also provided with a base, the base seals the lower end of the sleeve, the lower end of the core rod is connected with the base, and the axis of the core rod is superposed with the axis of the base; a plurality of liquid inlets have been seted up on the sleeve, and the liquid inlet is tangent line shape with telescopic inner wall, the cutter of fixedly connected with crescent on the telescopic inner wall, and the cutter is located liquid inlet department, and the cutting edge orientation of cutter is the same with the flow direction of melt.
The above prior art solutions have the following drawbacks: in the continuous casting process, in order to make the quality of the cast pipe fitting relatively better, the melt can be rapidly solidified when being in the sleeve and the pipe fitting solidified into the tubular structure is drawn out, when the continuous casting is carried out, the solidification speed of the melt is closely related to the quality of the continuous casting pipe fitting, the technical scheme can only solidify the melt inside the sleeve through air when in use, so that when the continuous casting is carried out, the solidification efficiency of the melt is relatively lower, the adverse effect can be generated on the quality of the produced pipe fitting, and the use effect is relatively poor.
SUMMERY OF THE UTILITY MODEL
In view of the deficiencies of the prior art, it is an object of the present invention to provide a graphite crystallizer with a relatively high cooling efficiency.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a graphite crystallizer, is including the overcoat that is the tubular structure and locate the plug in the overcoat, overcoat and plug are sealed setting with the central axis and one end between them, the one end outer wall that its blind end was kept away from to the overcoat is frustum column structure, the tip opening of overcoat, a plurality of feed liquor holes have been seted up to the overcoat, overcoat frustum column structure portion cover is equipped with cooling jacket, cooling jacket's inner wall pastes in the outer wall of overcoat frustum column structure portion, cooling jacket is equipped with the income water hole and the apopore that are used for the cooling water to come in and go out.
Through adopting above-mentioned technical scheme, when using, the molten metal enters into the cavity between overcoat and the plug through the feed liquor hole, with the shaping pipe fitting, the cooling water enters into cooling jacket's inside from the inlet hole this moment, and do the cooling to the cavity between overcoat and the plug, then the cooling water is discharged from the apopore, the one end that the blind end was kept away from to the overcoat simultaneously is frustum column structure and is the tip opening, can make the overcoat increase its and cooling jacket between the area of contact when keeping certain intensity, in order to optimize the cooling effect.
The present invention may be further configured in a preferred embodiment as: the outer sleeve frustum-shaped structure part is provided with a cooling groove, and the inner wall of the cooling water jacket protrudes and is embedded in the cooling groove.
Through adopting above-mentioned technical scheme, the cooling bath can make the area of contact between cooling water jacket and the overcoat further increase, can make the intensity of overcoat frustum column structure portion further increase through the structure simultaneously to make the cooling effect better relatively.
The present invention may be further configured in a preferred embodiment as: the cooling groove is arranged in a bolt mode.
Through adopting above-mentioned technical scheme for during the cooling, can be comparatively even do the cooling to outer cover frustum column structure portion relatively, in order to optimize the result of use.
The present invention may be further configured in a preferred embodiment as: the plane of the groove wall of the cooling groove on one side facing the central axis of the jacket is parallel to the central axis of the jacket.
By adopting the technical scheme, when the cooling water jacket needs to be detached, the cooling groove can not interfere with the detachment and installation of the cooling water jacket.
The present invention may be further configured in a preferred embodiment as: and a ring plate for dividing the inner cavity of the cooling water jacket into spiral water channels is arranged in the cooling water jacket, and the ring plate is spirally arranged.
Through adopting above-mentioned technical scheme, the ring plate is with separating the water course that is helical structure in the cooling water jacket to increase the route that the cooling water flows in the cooling water jacket, thereby can make the relatively comparatively abundant flow during the cooling, in order to make the whole comparatively abundant heat in the absorption overcoat of cooling water, further optimize the cooling effect.
The present invention may be further configured in a preferred embodiment as: the water inlet hole and the water outlet hole are respectively arranged at two ends of the cooling water jacket, and the water inlet hole is positioned at the opening end of the jacket.
Through adopting above-mentioned technical scheme, when using for the lower water of temperature is cooled off the pipe fitting of overcoat opening earlier, in order can be to the fashioned pipe fitting in overcoat relatively more gentle cooling, optimizes refrigerated effect.
The present invention may be further configured in a preferred embodiment as: the core rod is T-shaped, the T-shaped vertical portion of the core rod and the outer sleeve are the same in central axis, the large end of the core rod is of a frustum-shaped structure, the small end of the core rod faces the cooling water jacket, the inner wall, far away from one end of the cooling water jacket, of the outer sleeve is of a frustum-shaped structure and is provided with a large end opening, and the large end of the core rod is clamped and matched with the inner wall of the frustum-shaped structure of the outer sleeve.
Through adopting above-mentioned technical scheme, owing to be equipped with cooling water jacket and make fashioned pipe fitting cooling in the overcoat comparatively fast, the tensile force that produces the plug is great relatively, and the main aspects card of T form through the plug establishes and adapts to the inner wall in the frustum column structure of overcoat for when using, the plug can be restricted when the pipe fitting is pulled out, so that the result of use is better relatively, can also do the location to the plug simultaneously.
The present invention may be further configured in a preferred embodiment as: the liquid inlet holes are tangent to the inner wall of the outer sleeve along the outer side line of the radial section of the outer sleeve, and the tangential directions of the liquid inlet holes are the same.
Through adopting above-mentioned technical scheme for when the metal liquation enters into the overcoat through the feed liquor hole, whole can be comparatively gentle relatively, reduce with the impact of overcoat inner wall and plug outer wall, thereby reduce the possibility of defects such as production bubble in the shaping pipe fitting, optimize the shaping quality of shaping pipe fitting.
To sum up, the utility model discloses a following at least one useful technological effect:
1. when the cooling jacket is used, molten metal enters the cavity between the jacket and the core rod through the liquid inlet hole to form a pipe fitting, cooling water enters the cooling water jacket from the water inlet hole, the cavity between the jacket and the core rod is cooled, the cooling water is discharged from the water outlet hole, and meanwhile, one end of the jacket, which is far away from the closed end, is of a frustum-shaped structure and is provided with a small-end opening, so that the contact area between the jacket and the cooling water jacket can be increased while the jacket keeps certain strength, and the cooling effect is optimized;
2. the cooling water enters the cooling water jacket from the water inlet holes and spirally flows along the spiral path of the annular plate so as to be fully contacted with the jacket, and the solidification effect of the formed pipe fitting in the jacket is optimized.
Drawings
Fig. 1 is a schematic sectional structure diagram of the present embodiment.
Fig. 2 is a schematic sectional view of a part of the structure of the present embodiment, which is mainly used for showing the structure of the jacket.
Fig. 3 is a schematic sectional view of a-a in fig. 1, which is mainly used for showing the structure of the liquid inlet hole.
In the figure, 1, a jacket; 11. a liquid inlet hole; 12. a cooling tank; 2. a core rod; 3. a cooling water jacket; 31. a water inlet hole; 32. a water outlet hole; 33. and (4) a ring plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 3, for the utility model discloses a graphite crystallizer, including overcoat 1 that is the tubular structure and the plug 2 of locating in overcoat 1, plug 2 is the enclosed construction with the one end of overcoat 1, and overcoat 1 is worn out to the one end that the blind end was kept away from to plug 2. The outer wall of the one end of blind end is kept away from to overcoat 1 is frustum column structure, and overcoat 1 has been seted up a plurality of feed liquor holes 11 that encircle its central axis and set up to be used for the molten metal to enter into overcoat 1, be formed with the cavity that is used for the shaping pipe fitting between overcoat 1 and the plug 2. Wherein, the outer wall of overcoat 1 plates and is equipped with a layer of high temperature resistant anti-oxidation coating that is used for anti-oxidation, for example carborundum coating, and liquid inlet 11 is tangent with the inner wall of overcoat 1 along the outside sideline of overcoat 1 radial cross-section, and the tangential orientation of a plurality of liquid inlet 11 is the same, and liquid inlet 11 is located overcoat 1 near the position of closed end.
The pot head that the blind end was kept away from to overcoat 1 is equipped with and is used for refrigerated cooling water jacket 3, and the one end outer wall that the blind end was kept away from to overcoat 1 is frustum column structure, and the tip of 1 frustum column structure portion of overcoat deviates from the blind end setting of overcoat 1, and the tip opening of 1 frustum column structure portion of overcoat promptly, the inner wall of cooling water jacket 3 laminate in the outer wall of 1 frustum column structure portion of overcoat. The cooling water jacket 3 is integrally tubular and has an inner cavity for containing cooling water therein, and the cooling water jacket 3 is provided with a water inlet hole 31 and a water outlet hole 32 for allowing the cooling water to flow in and out.
Referring to fig. 1 and 2, the inlet hole 31 and the outlet hole 32 are respectively disposed at two ends of the cooling water jacket 3, and the inlet hole 31 is located at the open end of the jacket 1. When the cooling device is used, water with lower temperature cools the pipe fitting at the opening part of the outer sleeve 1 first, so that the pipe fitting formed in the outer sleeve 1 can be cooled relatively gently, and the cooling effect is optimized.
When using, the molten metal enters into the cavity between overcoat 1 and the plug 2 through feed liquor hole 11, with the shaping pipe fitting, the cooling water enters into the inside of cooling jacket 3 from the hole 31 of intaking this moment, and do the cooling to the cavity between overcoat 1 and the plug 2, then the cooling water is discharged from apopore 32, the one end that simultaneously overcoat 1 kept away from the closed end is frustum column structure and is the tip opening, can make overcoat 1 increase the area of contact between its and the cooling jacket 3 when keeping certain intensity, in order to optimize the cooling effect.
Referring to fig. 1 and 2, the outer sleeve 1 is provided with a cooling groove 12 for enhancing the cooling effect at the frustum-shaped structural part, and the inner wall of the cooling water jacket 3 protrudes and is embedded in the groove wall attached to the cooling groove 12, so as to further increase the contact area between the cooling water jacket 3 and the outer sleeve 1 and further optimize the cooling effect; the cooling groove 12 is spirally arranged for relatively uniformly cooling the frustum-shaped structural part of the jacket 1.
The ring surface of the groove wall of the cooling groove 12 facing to the central axis of the jacket 1 is parallel to the central axis of the jacket 1, so that the cooling water jacket 3 can be conveniently disassembled and assembled relative to the jacket 1. The cooling water jacket 3 can be fixedly connected with the jacket 1 through a plurality of inserted pins inserted in the jacket.
The cooling water jacket 3 is internally provided with a ring plate 33 which divides the inner cavity of the cooling water jacket into a spiral water channel, the ring surface where the ring plate 33 is located is spirally arranged, and the spiral central axis of the ring plate 33 is superposed with the central axis of the jacket 1 so as to increase the flow path of the cooling water in the cooling water jacket 3 and increase the flowing frequency of the cooling water, so as to optimize the cooling efficiency of the cooling water and ensure that the using effect is relatively better.
Referring to fig. 1 and 2, the mandrel bar 2 is T-shaped as a whole, the central axis of the T-shaped vertical portion of the mandrel bar 2 coincides with the central axis of the jacket 1, the T-shaped vertical portion of the mandrel bar 2 extends toward the cooling water jacket 3, and the large end of the mandrel bar 2 is in a frustum-shaped structure and is arranged away from the cooling water jacket 3; the inner wall of the jacket 1 far away from one end of the cooling water jacket 3 is of a frustum-shaped structure and is provided with a large end opening, and the T-shaped large end of the core rod 2 is clamped and matched with the inner wall of the frustum-shaped structure of the jacket 1.
Owing to be equipped with cooling water jacket 3 and make fashioned pipe fitting cooling comparatively fast in the overcoat 1, the tensile force that produces mandril 2 is great relatively, and the main aspects card of T form through mandril 2 establishes and adapts to the inner wall in the frustum column structure of overcoat 1 for when using, mandril 2 can be restricted when the pipe fitting is pulled out, so that the result of use is better relatively, can also do the location to mandril 2 simultaneously. The core rod 2 can be pinned by a pin penetrating the outer sleeve 1, so as to fixedly connect the core rod 2 to the outer sleeve 1.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a graphite crystallizer, is including overcoat (1) that is the tubular structure and core rod (2) of locating in overcoat (1), overcoat (1) and core rod (2) are with the central axis and one end between them and are sealed setting, its characterized in that: the one end outer wall that its blind end was kept away from in overcoat (1) is frustum column structure, the tip opening of overcoat (1), overcoat (1) has been seted up a plurality of feed liquor holes (11), overcoat (1) frustum column structure portion cover is equipped with cooling jacket (3), the inner wall laminating of cooling jacket (3) is in the outer wall of overcoat (1) frustum column structure portion, cooling jacket (3) are equipped with income water hole (31) and apopore (32) that are used for the cooling water to come in and go out.
2. A graphite crystallizer as claimed in claim 1, wherein: the outer sleeve (1) is provided with a cooling groove (12) in a frustum-shaped structure, and the inner wall of the cooling water jacket (3) protrudes and is embedded in the cooling groove (12).
3. A graphite crystallizer as claimed in claim 2, wherein: the cooling groove (12) is spirally arranged.
4. A graphite crystallizer as claimed in claim 3, wherein: the plane of the groove wall of the cooling groove (12) facing to one side of the central axis of the jacket (1) is parallel to the central axis of the jacket (1).
5. A graphite crystallizer as claimed in claim 1, wherein: and a ring plate (33) for dividing the inner cavity of the cooling water jacket (3) into a spiral water channel is arranged in the cooling water jacket (3), and the ring plate (33) is spirally arranged.
6. A graphite crystallizer as claimed in claim 1, wherein: the water inlet hole (31) and the water outlet hole (32) are respectively arranged at two ends of the cooling water jacket (3), and the water inlet hole (31) is positioned at the opening end of the jacket (1).
7. A graphite crystallizer as claimed in claim 1, wherein: the core rod (2) is T-shaped and the vertical part of the T-shaped core rod and the outer sleeve (1) share the same central axis, the large end of the core rod (2) is of a frustum-shaped structure, the small end of the core rod faces the cooling water jacket (3), the inner wall of one end, away from the cooling water jacket (3), of the outer sleeve (1) is of a frustum-shaped structure and is provided with a large end opening, and the large end of the core rod (2) is clamped and matched with the inner wall of the frustum-shaped structure of the outer sleeve (1).
8. A graphite crystallizer as claimed in claim 1, wherein: the liquid inlet holes (11) are tangent to the inner wall of the outer sleeve (1) along the outer side line of the radial section of the outer sleeve (1), and the tangential directions of the liquid inlet holes (11) are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021206565.2U CN212761020U (en) | 2020-06-28 | 2020-06-28 | Graphite crystallizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021206565.2U CN212761020U (en) | 2020-06-28 | 2020-06-28 | Graphite crystallizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212761020U true CN212761020U (en) | 2021-03-23 |
Family
ID=75074127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021206565.2U Expired - Fee Related CN212761020U (en) | 2020-06-28 | 2020-06-28 | Graphite crystallizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212761020U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118045974A (en) * | 2024-02-20 | 2024-05-17 | 常熟中佳新材料有限公司 | Composite structure horizontal continuous casting graphite crystallizer device |
| CN118058806A (en) * | 2024-04-19 | 2024-05-24 | 以诺康医疗科技（苏州）有限公司 | Sleeve and ultrasonic bone knife |
-
2020
- 2020-06-28 CN CN202021206565.2U patent/CN212761020U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118045974A (en) * | 2024-02-20 | 2024-05-17 | 常熟中佳新材料有限公司 | Composite structure horizontal continuous casting graphite crystallizer device |
| CN118058806A (en) * | 2024-04-19 | 2024-05-24 | 以诺康医疗科技（苏州）有限公司 | Sleeve and ultrasonic bone knife |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210323 |
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| CF01 | Termination of patent right due to non-payment of annual fee |