CN209318744U - A kind of funnel device suitable for light section casting - Google Patents
A kind of funnel device suitable for light section casting Download PDFInfo
- Publication number
- CN209318744U CN209318744U CN201822228910.1U CN201822228910U CN209318744U CN 209318744 U CN209318744 U CN 209318744U CN 201822228910 U CN201822228910 U CN 201822228910U CN 209318744 U CN209318744 U CN 209318744U
- Authority
- CN
- China
- Prior art keywords
- air curtain
- funnel
- funnel body
- casting
- hole
- 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.)
- Expired - Fee Related
Links
- 238000005266 casting Methods 0.000 title claims abstract description 45
- 239000000463 material Substances 0.000 claims description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract description 14
- 239000011261 inert gas Substances 0.000 abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 13
- 210000000476 body water Anatomy 0.000 abstract description 12
- 230000003647 oxidation Effects 0.000 abstract description 8
- 238000007254 oxidation reaction Methods 0.000 abstract description 8
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 7
- 239000011819 refractory material Substances 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000009749 continuous casting Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
- 230000002633 protecting effect Effects 0.000 description 1
Landscapes
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
Abstract
The utility model discloses a kind of funnel device suitable for light section casting, hole occurs including the air curtain of funnel body and the bowl end surface for being set to funnel body, air curtain occurs hole and is distributed in a ring along bowl end surface.Funnel device provided by the utility model suitable for light section casting, air curtain is added in crystallizer funnel body water gap bowl portion, and hole occurs, water gap bowl portion is used uniformly the mouth of a river and is often fabricated with refractory material, air curtain occurs the side hole Wan Bu and quick inlet suction port is arranged, it is connect and is blown using hose with inert gas piping, inert gas air curtain is generated in funnel body water gap bowl portion's outer upper setting fumarole, funnel body water gap bowl portion, which generates air curtain and is centered around casting and flows surrounding and form round air curtain protection and cast, when tundish is normally poured flows casting, completely cut off air, prevent air-breathing secondary oxidation, nitrogen pick-up.
Description
Technical field
The utility model relates to technical field of metallurgical production, in particular to a kind of funnel dress suitable for light section casting
It sets.
Background technique
Currently, basket pouring generallys use tundish upper nozzle and immersion water in big cross section conticaster production process
Mouth mating protection casting, but in light section conticaster production process, since crystallizer section is small, generally use unlimited casting
Or half molding casting is carried out using the funnel mouth of a river, molten steel, there are serious secondary oxidation phenomenon, is unfavorable for mentioning in casting process
High steel quality and production field trash have the steel grade of strict demand, and use submersed nozzle pouring type, tundish upper nozzle,
It is poorly sealed at lengthening sliding block and submersed nozzle cooperation, and operational risk is larger when the dislodging mouth of a river, is easy to appear production accident,
Influence production efficiency.
So far, there has been no the leakage that air curtain seal protection casting is formed around stream is cast for conticaster light section crystallizer
The open of the mouth of a river that struggle against is reported；Metallurgical production continuous casting technology field is also without the conticaster light section crystallizer funnel mouth of a river in casting stream week
Enclose the application to form air curtain seal protection casting.
Therefore, how to solve the problems, such as that light section slab basket pouring protecting effect is poor, be those skilled in the art urgently
Technical problem to be solved.
Utility model content
The purpose of the utility model is to provide a kind of funnel devices suitable for light section casting, in crystallizer funnel body
Bowl portion adds air curtain and hole occurs, and funnel body bowl portion generation air curtain is centered around around casting stream and forms circle when tundish is normally poured
Air curtain protection casting stream casting, completely cuts off air, prevents air-breathing secondary oxidation, nitrogen pick-up.
In order to solve the above technical problems, the utility model provides a kind of funnel device suitable for light section casting, including
Hole occurs for funnel body and the air curtain of bowl end surface for being set to the funnel body, and hole occurs for the air curtain along bowl portion end
Face is distributed in a ring.
Preferably, air curtain generation hole is circumferentially uniformly distributed along the bowl end surface of the funnel body.
Preferably, the bowl end surface, which is equipped with, occurs the annular gas tank that hole is connected to each air curtain.
Preferably, bowl portion side wall is equipped with the inlet suction port being connected to the annular gas tank.
Preferably, the funnel body is heat-resisting material tube body.
Preferably, the bowl end surface of the funnel body is equipped with the step structure for clamping.
Funnel device provided by the utility model suitable for light section casting mainly includes funnel body and is set to
Hole occurs for the air curtain of the bowl end surface of funnel body, and air curtain occurs hole and is distributed in a ring along bowl end surface.The utility model provides
Be suitable for light section casting funnel device, crystallizer funnel body water gap bowl portion add air curtain occur hole, water gap bowl portion
It is used uniformly the mouth of a river often to be fabricated with refractory material, air curtain occurs the side hole Wan Bu and quick inlet suction port is arranged, and lazy
Property gas piping using hose connection blow, funnel body water gap bowl portion's outer upper setting fumarole generate indifferent gas
Body air curtain, funnel body water gap bowl portion generates air curtain and is centered around the round air curtain protection of formation around casting stream when tundish is normally poured
Casting stream casting, completely cuts off air, prevents air-breathing secondary oxidation, nitrogen pick-up.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is a kind of overall structure diagram of specific embodiment provided by the utility model；
Fig. 2 is the partial schematic diagram of funnel body shown in FIG. 1.
Wherein, in Fig. 1-Fig. 2:
Hole -2, annular gas tank -3, inlet suction port -4 occur for funnel body -1, air curtain.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1 and Fig. 2 are please referred to, Fig. 1 is a kind of overall structure signal of specific embodiment provided by the utility model
Figure；Fig. 2 is the partial schematic diagram of funnel body shown in FIG. 1.
In a kind of specific embodiment provided by the utility model, the funnel device suitable for light section casting is main
Hole 2 occurs including the air curtain of funnel body 1 and the bowl end surface for being set to funnel body 1, air curtain occurs hole 2 along bowl end surface and is in
Annular spread.
Wherein, using the funnel body 1 sealed with air curtain, inert gas seal is filled at filling pipe end and sliding block cooperation,
Circular inert gas curtain molding casting is formed around casting stream, hole 2 occurs for air curtain with the processing of one piece of 1 water gap bowl portion of funnel body
Production, 1 mouth of a river of funnel body is same operates with normal replacement, and the quick inflation of inert gas inlet suction port 4 is first connected before replacement and is produced
Raw sealing air curtain carries out protection stomata and molding casting；Air curtain occurs hole 2 and is distributed in a ring along bowl end surface.
Specifically, add air curtain in actual use process in 1 water gap bowl portion of crystallizer funnel body and hole 2 occurs,
Water gap bowl portion is used uniformly the mouth of a river and is often fabricated with refractory material, and air curtain occurs 2 water gap bowl portion side of hole and air inlet is arranged
Connector 4, is connect using hose with inert gas piping and is blown, and generates inertia in water gap bowl portion outer upper setting fumarole
Gas curtain, funnel water gap bowl portion generates air curtain and is centered around the round air curtain protection casting of formation around casting stream when tundish is normally poured
Stream casting, completely cuts off air, prevents air-breathing secondary oxidation, nitrogen pick-up.Funnel provided by the utility model suitable for light section casting
Device adds air curtain in crystallizer funnel body water gap bowl portion and hole occurs, and water gap bowl portion is used uniformly the mouth of a river and often uses refractory material
Fabricated, air curtain occurs the side hole Wan Bu and quick inlet suction port is arranged, with inert gas piping using hose connect into
Row is blown, and inert gas air curtain is generated in funnel body water gap bowl portion's outer upper setting fumarole, when tundish is normally poured
Funnel body water gap bowl portion, which generates air curtain and is centered around casting and flows surrounding and form round air curtain protection and cast, flows casting, completely cuts off air, prevents
Air-breathing secondary oxidation, nitrogen pick-up.
Preferably funnel body can be leaked suitable for the funnel device of light section casting in order to optimize in above-described embodiment
The mouth of a river carries out the advantages of airtight protection, and air curtain occurs hole 2 etc. and is circumferentially uniformly distributed along the bowl end surface of funnel body 1；Bowl portion end
Face, which is equipped with, occurs the annular gas tank 3 that hole 2 is connected to each air curtain.Air curtain occurs to set on the angles distributions such as hole 2 and bowl end surface
Have and the annular gas tank 3 that hole 2 is connected to occurs with each air curtain, to sum up designs and ensure that inert gas is sprayed by air curtain generation hole 2
It is afterwards an annular blanket gas wall, comprehensive sealing is carried out to funnel body scupper, plays further protection effect.
Further, bowl portion side wall is equipped with the inlet suction port 4 being connected to annular gas tank 3.Inlet suction port 4 and inert gas
Pipeline is blown using hose connection, generates inert gas air curtain, tundish in water gap bowl portion outer upper setting fumarole
Funnel water gap bowl portion generation air curtain, which is centered around around casting stream, when normal casting forms circle air curtain protection casting stream casting, completely cuts off empty
Gas prevents air-breathing secondary oxidation, nitrogen pick-up.
Further, funnel body 1 is heat-resisting material tube body；The bowl end surface of funnel body 1 is equipped with for being clamped
Step structure.The funnel body 1 that this programme provides is heat-resisting material tube body, is same material with scupper, and linking is convenient,
Long service life, meanwhile, step structure of the setting for clamping ensure that funnel body 1 and being connected for scupper are even closer,
Further improve leakproofness.
In conclusion the present embodiment provided by suitable for light section casting funnel device mainly include funnel body and
Hole occurs for the air curtain for being set to the bowl end surface of funnel body, and air curtain occurs hole and is distributed in a ring along bowl end surface.This is practical new
The funnel device for being suitable for light section casting that type provides adds air curtain in crystallizer funnel body water gap bowl portion and hole, water occurs
Mouth bowl portion is used uniformly the mouth of a river and is often fabricated with refractory material, and air curtain occurs the side hole Wan Bu and quick air inlet connecting is arranged
Head is connect using hose with inert gas piping and is blown, and is produced in funnel body water gap bowl portion's outer upper setting fumarole
Raw inert gas air curtain, funnel body water gap bowl portion generation air curtain is centered around around casting stream and forms circle when tundish is normally poured
Air curtain protection casting stream casting, completely cuts off air, prevents air-breathing secondary oxidation, nitrogen pick-up.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (6)
1. a kind of funnel device suitable for light section casting, which is characterized in that including funnel body (1) and be set to the leakage
Hole (2) occur for the air curtain of the bowl end surface of bucket ontology (1), and the air curtain occurs hole (2) and is distributed in a ring along the bowl end surface.
2. funnel device according to claim 1, which is characterized in that hole (2) occur for the air curtain along the funnel body
(1) bowl end surface is circumferentially uniformly distributed.
3. funnel device according to claim 2, which is characterized in that the bowl end surface is equipped with to be sent out with each air curtain
The annular gas tank (3) of raw hole (2) connection.
4. funnel device according to claim 3, which is characterized in that bowl portion side wall is equipped with and the annular gas tank
(3) inlet suction port (4) being connected to.
5. funnel device according to claim 4, which is characterized in that the funnel body (1) is heat-resisting material tube body.
6. funnel device according to claim 5, which is characterized in that the bowl end surface of the funnel body (1) is equipped with
Step structure for clamping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822228910.1U CN209318744U (en) | 2018-12-27 | 2018-12-27 | A kind of funnel device suitable for light section casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822228910.1U CN209318744U (en) | 2018-12-27 | 2018-12-27 | A kind of funnel device suitable for light section casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209318744U true CN209318744U (en) | 2019-08-30 |
Family
ID=67729497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822228910.1U Expired - Fee Related CN209318744U (en) | 2018-12-27 | 2018-12-27 | A kind of funnel device suitable for light section casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209318744U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115672919A (en) * | 2022-09-21 | 2023-02-03 | 沪东中华造船(集团)有限公司 | Emergency protection air curtain device for marine equipment |
-
2018
- 2018-12-27 CN CN201822228910.1U patent/CN209318744U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115672919A (en) * | 2022-09-21 | 2023-02-03 | 沪东中华造船(集团)有限公司 | Emergency protection air curtain device for marine equipment |
| CN115672919B (en) * | 2022-09-21 | 2024-06-11 | 沪东中华造船(集团)有限公司 | Emergency protection air curtain device for marine equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190830 |