CN219818022U - Durable ladle upper nozzle - Google Patents
Durable ladle upper nozzle Download PDFInfo
- Publication number
- CN219818022U CN219818022U CN202321193743.6U CN202321193743U CN219818022U CN 219818022 U CN219818022 U CN 219818022U CN 202321193743 U CN202321193743 U CN 202321193743U CN 219818022 U CN219818022 U CN 219818022U
- Authority
- CN
- China
- Prior art keywords
- assembly
- wall
- durable
- ladle
- shell assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 52
- 238000005253 cladding Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 9
- 239000010425 asbestos Substances 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 229910052895 riebeckite Inorganic materials 0.000 claims description 8
- 239000004927 clay Substances 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 21
- 239000010959 steel Substances 0.000 abstract description 21
- 230000017525 heat dissipation Effects 0.000 abstract description 3
- 238000004880 explosion Methods 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000005266 casting Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000004576 sand Substances 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 230000033764 rhythmic process Effects 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
Abstract
The utility model relates to a ladle water inlet, in particular to a durable ladle water inlet, which comprises a water inlet body assembly, wherein the water inlet body assembly comprises an inner shell assembly and an outer shell assembly, the inner shell assembly is in threaded connection with the inside of the outer shell assembly, a cavity is reserved between the inner shell assembly and the outer shell assembly, the outer shell assembly comprises a sleeve body and two water pipes, the two water pipes are respectively inserted into the outer walls of the two sides of the sleeve body, one end of each water pipe extends into the cavity, and the inner wall of the side face of the sleeve body is provided with a thread groove close to the two ends; the upper nozzle body assembly consists of the outer sleeve assembly and the inner sleeve assembly, has a double structure, is not easy to leak molten steel during use, and has stronger durability and service life; when the water inlet is used, warm water can be circularly injected into the cavity through the water delivery pipe, heat dissipation of the water inlet is quickened, explosion of the water inlet with overhigh temperature is avoided, and the service life of the water inlet is prolonged.
Description
Technical Field
The utility model relates to a ladle nozzle, in particular to a durable ladle nozzle, and belongs to the technical field of ladle nozzles.
Background
At present, in the technical field of casting equipment manufacturing in the metallurgical industry, in particular in the continuous casting production process of steel, qualified molten steel is transferred to a ladle turret, and when molten steel starts to be cast, the molten steel firstly enters a tundish from a ladle, then enters a crystallizer from the tundish, and finally is cast into a required steel billet. The ladle is mainly provided with a sliding water gap device at present when molten steel is poured into a tundish from a ladle, and the sliding water gap device generally comprises an upper water gap, an upper sliding plate, a lower sliding plate and a lower water gap, wherein the upper water gap is a cylindrical pipe with a large upper opening and a small lower opening and is in a funnel shape.
Chinese patent No. CN103231047B provides a ladle nozzle for use in a cast steel process, in which a drainage sand flow passage with a variable diameter is provided in the upper nozzle. The upper water gap is composed of an upper part and a lower part, and the inner diameter of the upper part of the upper water gap is larger than that of the lower part of the upper water gap. The ladle nozzle provided by the utility model does not generate an upper arch drainage sand pile, is beneficial to the flow of drainage sand and improves the automatic opening rate of molten steel, solves the defect that the prior art needs to manually burn oxygen for casting, and achieves the purposes of improving the automatic opening rate of molten steel, stabilizing the production rhythm, reducing the influence of oxygen burning on the quality of molten steel, reducing the casting residue of the ladle and the like.
However, the above-mentioned cases achieve the effects of improving the self-opening rate of molten steel, stabilizing the production rhythm and reducing the quality of molten steel caused by oxygen burning, but the ladle nozzle has poor durability, and the molten steel entering the nozzle is easy to leak due to cracks when in use.
The present utility model has been made in view of this.
Disclosure of Invention
The utility model aims to solve the problems and provide a durable ladle nozzle.
The durable ladle nozzle comprises a nozzle body assembly, wherein the nozzle body assembly comprises an inner shell assembly and an outer shell assembly, the inner shell assembly is in threaded connection with the inner part of the outer shell assembly, a cavity is reserved between the inner shell assembly and the outer shell assembly, the outer shell assembly comprises a sleeve body and two water pipes, the two water pipes are respectively inserted into the outer walls of the two sides of the sleeve body, one end of each water pipe extends to the inner part of the cavity, and threaded grooves are formed in the positions, close to the two ends, of the inner wall of the side face of the sleeve body.
Further, the inner shell assembly comprises a threaded cylinder which is in threaded connection with the inside of the threaded groove.
Further, an inserting cylinder is integrally formed at the bottom end of the threaded cylinder, and one end of the inserting cylinder is in threaded connection with one of the threaded grooves.
Further, the side outer wall of the threaded cylinder is close to the top end, integrally formed with lug plates distributed in an annular structure at equal distance, and through holes are formed in the top outer wall of the lug plates.
Furthermore, the insertion cylinder and the threaded cylinder comprise an outer wrapping layer, and a base material layer is paved on the inner wall of the side face of the outer wrapping layer.
Further, a metal layer is adhered to the outer wall of the side face of the base material layer, and an asbestos layer is adhered to the inner wall of the side face of the metal layer.
Furthermore, an inner cladding is adhered to the inner wall of the side face of the asbestos layer, and a clay layer is adhered to the inner wall of the side face of the inner cladding.
Further, a cavity channel penetrating through the threaded cylinder is formed at the top end of the threaded cylinder, and flow dividing blocks distributed in an annular structure at equal distance are integrally formed on the inner wall of the side face of the cavity channel.
The utility model has the technical effects and advantages that: (1) The upper nozzle body assembly is composed of the outer sleeve assembly and the inner shell assembly, has a double structure, is not easy to leak molten steel during use, and has strong durability and service life; (2) Through the cavity and the water delivery pipe, warm water can be circularly injected into the cavity through the water delivery pipe when the water inlet is used, so that heat dissipation of the water inlet is quickened, explosion of the water inlet with overhigh temperature is avoided, and the service life of the water inlet is prolonged; (3) Through the flow dividing block, the flow dividing block can disturb the flow of molten steel entering the water inlet, so that vortex phenomenon is prevented from being generated above the water inlet, and slag and secondary oxidation of molten steel are prevented.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the jacket assembly structure of the present utility model;
FIG. 3 is a schematic view of an inner housing assembly according to the present utility model;
FIG. 4 is a schematic view of a cartridge material according to the present utility model;
FIG. 5 is a schematic view of the internal structure of the cartridge of the present utility model;
fig. 6 is a schematic plan view of a nozzle body assembly according to the present utility model.
In the figure: 100. a nozzle body assembly; 101. a cavity; 200. a jacket assembly; 201. a sleeve body; 202. a water pipe; 203. a thread groove; 300. an inner housing assembly; 301. a thread cylinder; 302. ear plates; 303. a through hole; 304. a plug cylinder; 305. an outer cladding; 306. a substrate layer; 307. a metal layer; 308. an asbestos layer; 309. an inner cladding; 310. a shunt block; 311. a cavity channel; 312. a clay layer.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, a durable ladle nozzle includes a nozzle body assembly 100, the nozzle body assembly 100 includes an inner shell assembly 300 and an outer shell assembly 200, the inner shell assembly 300 is in threaded connection with the inner shell assembly 200, a cavity 101 is left between the inner shell assembly 300 and the outer shell assembly 200, the outer shell assembly 200 includes a sleeve 201 and two water pipes 202, the two water pipes 202 are respectively inserted on two outer walls of the sleeve 201, one end of each water pipe 202 extends into the cavity 101, thread grooves 203 are formed in positions, close to two ends, of the inner wall of the side face of the sleeve 201, and the thread grooves 203 facilitate the inner shell assembly 300 to be installed inside the outer shell assembly 200.
As a technical optimization scheme of the utility model, the inner shell assembly 300 comprises a threaded cylinder 301, the threaded cylinder 301 is in threaded connection with the inside of a threaded groove 203, an inserting cylinder 304 is integrally formed at the bottom end of the threaded cylinder 301, one end of the inserting cylinder 304 is in threaded connection with the inside of one of the threaded grooves 203, an ear plate 302 distributed in an annular structure at equal distance is integrally formed at the position, close to the top end, of the side outer wall of the threaded cylinder 301, the ear plate 302 is matched with a bolt to enable the equipment to be fixed on a ladle slide plate, a through hole 303 is formed in the outer wall of the top of the ear plate 302, the through hole 303 is convenient for the bolt to penetrate the ear plate 302, the inserting cylinder 304 and the threaded cylinder 301 both comprise an outer cover 305, the outer cover 305 is a sand stone layer, a base material layer 306 is paved on the side inner wall of the outer cover 305, the base material layer 306 consists of refractory clay, a metal layer 307 is adhered on the side outer wall of the base material layer 306, the metal layer 307 can improve the strength of the inserting cylinder 304, the inner wall of the side surface of the metal layer 307 is adhered with the asbestos layer 308, the asbestos layer 308 can improve the flame-retardant and heat-insulating capacity of the inner shell assembly 300, the inner wall of the side surface of the asbestos layer 308 is adhered with the inner cladding 309, the inner cladding 309 is made of zirconia materials and the like in a mixed mode, the inner wall of the side surface of the inner cladding 309 is adhered with the clay layer 312, the clay layer 312 is made of refractory clay, the fireproof capacity of the insert cylinder 304 can be improved, the top end of the threaded cylinder 301 is provided with a cavity 311 penetrating through the insert cylinder 304, the cavity 311 is convenient for molten steel to flow through the inner shell assembly 300, the inner wall of the side surface of the cavity 311 is integrally formed with split blocks 310 distributed in an annular structure at equal intervals, and during casting, the split blocks 310 can disturb the flow of molten steel entering the upper water gap, so that vortex phenomenon is generated above the water gap is prevented, and secondary oxidization is prevented.
When the utility model is used, the inner shell assembly 300 can be arranged in the outer sleeve assembly 200, then the equipment is arranged on the ladle slide plate through the cooperation of the bolts and the lug plates 302, then when the ladle is poured, hot water can be sent into the cavity 101 through the pump body to preheat the water inlet, and then pouring is started, and when pouring is performed, warm water can be injected into the cavity 101 through the water pipe 202, so that the warm water exchanges heat with molten steel passing through the water inlet to realize heat dissipation of the water inlet, and when pouring is performed, the flow dividing block 310 can disturb the flow of the molten steel entering the water inlet, thereby preventing vortex phenomenon from being generated above the water inlet, and preventing molten steel slag and secondary oxidation.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (8)
1. A durable ladle nozzle comprising a nozzle body assembly (100), characterized in that: the water feeding port body assembly (100) comprises an inner shell assembly (300) and an outer sleeve assembly (200), the inner shell assembly (300) is in threaded connection with the outer sleeve assembly (200), a cavity (101) is reserved between the inner shell assembly (300) and the outer sleeve assembly (200), the outer sleeve assembly (200) comprises a sleeve body (201) and two water conveying pipes (202), the two water conveying pipes (202) are respectively inserted on the outer walls of the two sides of the sleeve body (201), one end of each water conveying pipe (202) extends into the cavity (101), and threaded grooves (203) are formed in the inner side wall of the side face of the sleeve body (201) close to the two ends.
2. A durable ladle nozzle as claimed in claim 1, wherein: the inner shell assembly (300) comprises a threaded cylinder (301), and the threaded cylinder (301) is in threaded connection with the inside of the threaded groove (203).
3. A durable ladle charging nozzle as claimed in claim 2, wherein: the bottom end of the threaded cylinder (301) is integrally provided with an inserting cylinder (304), and one end of the inserting cylinder (304) is in threaded connection with the inside of one of the thread grooves (203).
4. A durable ladle charging nozzle as claimed in claim 2, wherein: the side outer wall of the threaded cylinder (301) is integrally formed with lug plates (302) distributed in an annular structure at equal distance near the top end, and through holes (303) are formed in the top outer wall of the lug plates (302).
5. A durable ladle nozzle according to claim 3, wherein: the plug cylinder (304) and the thread cylinder (301) comprise an outer wrapping layer (305), and a base material layer (306) is paved on the inner wall of the side face of the outer wrapping layer (305).
6. A durable ladle charging nozzle as claimed in claim 5, wherein: a metal layer (307) is adhered to the outer wall of the side face of the base material layer (306), and an asbestos layer (308) is adhered to the inner wall of the side face of the metal layer (307).
7. A durable ladle charging nozzle as claimed in claim 6, wherein: an inner cladding (309) is adhered to the side inner wall of the asbestos layer (308), and a clay layer (312) is adhered to the side inner wall of the inner cladding (309).
8. A durable ladle nozzle according to claim 3, wherein: the top end of the threaded cylinder (301) is provided with a cavity channel (311) penetrating through the threaded cylinder (304), and the inner wall of the side surface of the cavity channel (311) is integrally formed with distribution blocks (310) distributed in an annular structure at equal distance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321193743.6U CN219818022U (en) | 2023-05-17 | 2023-05-17 | Durable ladle upper nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321193743.6U CN219818022U (en) | 2023-05-17 | 2023-05-17 | Durable ladle upper nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219818022U true CN219818022U (en) | 2023-10-13 |
Family
ID=88275932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321193743.6U Active CN219818022U (en) | 2023-05-17 | 2023-05-17 | Durable ladle upper nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219818022U (en) |
-
2023
- 2023-05-17 CN CN202321193743.6U patent/CN219818022U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |