CN205393530U - Prevent opening watering to wad a quilt with cotton and flow device - Google Patents
Prevent opening watering to wad a quilt with cotton and flow device Download PDFInfo
- Publication number
- CN205393530U CN205393530U CN201620181683.XU CN201620181683U CN205393530U CN 205393530 U CN205393530 U CN 205393530U CN 201620181683 U CN201620181683 U CN 201620181683U CN 205393530 U CN205393530 U CN 205393530U
- Authority
- CN
- China
- Prior art keywords
- opening
- waters
- argon
- argon gas
- wadding stream
- 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
Landscapes
- Continuous Casting (AREA)
Abstract
The utility model provides a prevent opening watering to wad a quilt with cotton and flow device, put tube replacement including the argon gas, wherein, the argon gas is put tube replacement and is fixed at the impact zone, puts tube replacement at the argon gas and sets up quick change coupler with the one end that middle package is connected, the other end that tube replacement was put to the argon gas seals, puts the side of tube replacement confined one end at the argon gas and sets up 4 at least ventholes. Through the utility model discloses wrap the bottom in the middle of can preventing air conditioning body direct impact, avoid opening the emergence of watering the wadding problem that flows, improvement casting blank quality, and then satisfy the production requirement that the line was produced to ESP.
Description
Technical field
This utility model relates to metallurgical technology field, more specifically, relates to a kind of anti-opening and waters wadding stream device.
Background technology
In the production process of thin-slab caster, it is based especially on ESP (EndlessStripProduction, strip steel without a head produce) line produce low-carbon low-silicon steel process in, when watering owing to opening, secondary oxidation is serious, stopper position is gone up too high, conticaster leaves and waters pulling rate height simultaneously, therefore when cast, easily there is wadding stream or dross phenomenon in the mouth of a river, when so also can cause steel flow outlet in tundish, resistance is uneven, turbulent flow aggravation, make crystallizer molten steel surface fluctuation excessive, thus increasing strand slag probability；And it is also possible to being mingled with in molten steel cause the microcosmic of strand or macroscopic view inclusion defects, slab quality is produced considerable influence.
Due to ladle open water time, molten steel splashes, if surface is without argon shield or protection not, then easily makes molten steel that serious secondary oxidation occurs；And secondary oxidation mainly open water time impact zone (generally by molten steel from ladle-> lower mouth of a river-> protection sleeve pipe flows out and fall into the region of tundish and be called impact zone) cause, therefore, molten steel generation secondary oxidation when watering for preventing from opening, before basket pouring molten steel, generally use argon displacement pipe will to be full of argon in tundish, but traditional substitute mode is generally adopted 1 to 2 simple and easy displacement pipe, after argon displacement pipe is opened, argon is directly impinging tundish bottom, so supercool easily caused by tundish bottom, thus tying cold steel phenomenon, in turn result in open and water failure or the wadding stream problem such as serious.
Utility model content
In view of the above problems, the purpose of this utility model is to provide a kind of anti-opening and watering wadding stream device, to solve to open and water pulling rate height because ESP produces line and cause to open and watering the problem that wadding stream is serious, affect slab quality.
Anti-the opening that this utility model provides waters wadding stream device, and including argon displacement pipe, wherein, argon displacement pipe is fixed on impact zone, and the one end being connected with tundish at argon displacement pipe arranges hydraulic quick coupler；The other end of argon displacement pipe is closed, and offers at least 4 ventholes in the side of one end that argon replaces duct occlusion.
Furthermore it is preferred that structure be: argon displacement pipe adopt steel pipe make.
Furthermore it is preferred that structure be: argon displacement pipe diameter be 20mm～40mm.
Furthermore it is preferred that structure be: the number of venthole is 4～6.
Furthermore it is preferred that structure be: venthole be shaped as rectangle.
Furthermore it is preferred that structure be: the width of venthole is 4mm～5mm；The length of venthole is 50mm～60mm.
Furthermore it is preferred that structure be: argon displacement pipe quantity be 2.
Utilize above-mentioned, anti-the opening that this utility model provides waters wadding stream device, by argon being replaced the bottom lock of pipe, change the side opening by replacing pipe at argon and set out pore, it is thus possible to prevent cold air from directly impacting tundish bottom, avoid opening the generation watering wadding flow problem, improve slab quality, and then meet the production requirement of ESP product line.
Accompanying drawing explanation
By the content of the reference explanation below in conjunction with accompanying drawing and claims, and along with being more fully understood from of the present utility model, other purpose of the present utility model and result will be more apparent and should be readily appreciated that.In the accompanying drawings:
Anti-the opening that Fig. 1 is according to this utility model embodiment waters wadding stream apparatus structure.
Label identical in all of the figs indicates similar or corresponding feature or function.
In figure: argon displacement pipe 1, hydraulic quick coupler 11, venthole 12.
Detailed description of the invention
Below with reference to accompanying drawing, specific embodiment of the utility model is described in detail.
In order to illustrate that anti-the opening that this utility model provides waters wadding stream device, Fig. 1 illustrates that anti-the opening according to this utility model embodiment waters wadding stream apparatus structure.
As it is shown in figure 1, this utility model provide anti-open watering wadding stream device include argon displacement pipe 1.Wherein, this argon displacement pipe 1 is fixed on impact zone.Wherein, molten steel is flowed out the region falling into tundish be called impact zone from ladle, the lower mouth of a river, protection sleeve pipe.Wherein, argon displacement pipe can be two, all adopts steel pipe to make, and its diameter is 20mm～40mm.Replacing one end of being connected with tundish of pipe 1 at argon and arrange hydraulic quick coupler 11, with the metal hose that facilitates and carry argon on tundish car, it is connected.Further, tundish car can arrange effusion meter, such that it is able to adjust argon flow amount.
The other end of argon displacement pipe 1 is closed, and the side opening in one end that argon replaces duct occlusion sets out pore 12, and the number of this venthole 12 is at least 4.Preferably, when venthole 12 is 6, effect reaches best.It should be noted that the shape of venthole can be rectangle, square or circular.Preferably, venthole is rectangle, and its width is 4mm～5mm, length when being 50mm～60mm, and the anti-effect watering wadding stream of opening reaches the best.
Additionally, water wadding stream effect to reach better anti-opening, except argon being replaced pipe and improves, it is also possible to set about from the following aspect improving simultaneously.
1, traditional ladle protection bobbin seal pad mounting means is for being directly placed at protection sleeve pipe the rim of a bowl portion, and is installed along with on collector nozzle of ladle with protection sleeve pipe, so easily causes ladle protection bobbin seal pad and tilts or gas leakage.And in this utility model, ladle is protected bobbin seal pad be bonded on collector nozzle of ladle, to prevent from causing the disadvantageous phenomenon of cast to occur because sealing gasket tilts.
2, change coverture feed postition, specifically, argon is replaced after covering agent 30kg in impact zone adds pipe removal again；Centre unwrap water add before premise in covering agent 60kg, directly cover after steel flow, open and after watering, add middle covering agent 100～120kg, in case region secondary oxidation here.
3, argon time swap is calculated according to the volume of tundish, argon flow amount.
4, after installing protection sleeve pipe, ladle is down to lowest order and is pulled open slide plate again, it is prevented that a high position is opened and watered the serious secondary oxidation phenomenon that molten steel exposed space is big, time length causes.
Wadding stream device is watered by anti-opening of the present utility model; coordinate above-mentioned technological means (namely above-mentioned change the protection mounting means of bobbin seal pad, coverture feed postition, argon conversion flow calculates, ladle is opened and watered position etc.), it is possible to make low-carbon low-silicon steel open and water rod position and be down to 18.2mm by 25.5mm simultaneously；Use low-carbon low-silicon steel is opened to water and is avoided mixed watering simultaneously, improves order matching rate more than 8%, reduces stock；And water wadding stream owing to avoiding to open, therefore, while improving slab quality, also reduce the generation of production accident.
Describe in an illustrative manner above with reference to accompanying drawing and water wadding stream device according to anti-opening of the present utility model.It will be understood by those skilled in the art, however, that water wadding stream device for anti-the opening that above-mentioned this utility model is proposed, it is also possible to make various improvement on the basis without departing from this utility model content.Therefore, protection domain of the present utility model should be determined by the content of appending claims.
Claims (7)
1. anti-opening waters a wadding stream device, including argon displacement pipe, it is characterised in that
Described argon displacement pipe is fixed on impact zone, and the one end being connected with tundish at described argon displacement pipe arranges hydraulic quick coupler；
The other end of described argon displacement pipe is closed, and offers at least 4 ventholes in the side of one end that described argon replaces duct occlusion.
2. anti-opening as claimed in claim 1 waters wadding stream device, it is characterised in that
Described argon displacement pipe adopts steel pipe to make.
3. anti-opening as claimed in claim 2 waters wadding stream device, it is characterised in that
The diameter of described argon displacement pipe is 20mm～40mm.
4. anti-opening as claimed in claim 1 waters wadding stream device, it is characterised in that
The number of described venthole is 4～6.
5. anti-opening as claimed in claim 1 waters wadding stream device, it is characterised in that
Described venthole be shaped as rectangle.
6. anti-opening as claimed in claim 5 waters wadding stream device, it is characterised in that
The width of described venthole is 4mm～5mm；
The length of described venthole is 50mm～60mm.
7. anti-opening as claimed in claim 1 waters wadding stream device, it is characterised in that
The quantity of described argon displacement pipe is 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620181683.XU CN205393530U (en) | 2016-03-09 | 2016-03-09 | Prevent opening watering to wad a quilt with cotton and flow device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620181683.XU CN205393530U (en) | 2016-03-09 | 2016-03-09 | Prevent opening watering to wad a quilt with cotton and flow device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205393530U true CN205393530U (en) | 2016-07-27 |
Family
ID=56440696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620181683.XU Expired - Fee Related CN205393530U (en) | 2016-03-09 | 2016-03-09 | Prevent opening watering to wad a quilt with cotton and flow device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205393530U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106270431A (en) * | 2016-08-30 | 2017-01-04 | 山东钢铁股份有限公司 | Promote tundish metallurgy ability and reduce argon-blowing device and the using method of mouth of a river wadding stream |
| CN111230087A (en) * | 2020-03-20 | 2020-06-05 | 芜湖新兴铸管有限责任公司 | Continuous casting ladle long nozzle protection pouring device |
-
2016
- 2016-03-09 CN CN201620181683.XU patent/CN205393530U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106270431A (en) * | 2016-08-30 | 2017-01-04 | 山东钢铁股份有限公司 | Promote tundish metallurgy ability and reduce argon-blowing device and the using method of mouth of a river wadding stream |
| CN111230087A (en) * | 2020-03-20 | 2020-06-05 | 芜湖新兴铸管有限责任公司 | Continuous casting ladle long nozzle protection pouring device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202824647U (en) | Continuous casting bale protecting and pouring sealing gasket | |
| CN206305443U (en) | Ladle nozzle argon gas blowing device | |
| CN105921734B (en) | A kind of continuous casting steel unwraps the method poured and keep molten steel cleaning | |
| CN205393530U (en) | Prevent opening watering to wad a quilt with cotton and flow device | |
| CN102825229A (en) | Flow control structure for preventing vortexes from being generated in tundish | |
| CN201470880U (en) | Argon shielding device for casting of die casting | |
| CN205270835U (en) | Package be built by contract argon blowing device in middle of continuous slab casting | |
| CN103240406A (en) | Continuous casting tundish and continuous casting tundish casting control method | |
| CN201735774U (en) | Device for eliminating bottom eddy current of continuous casting tundish | |
| CN204159858U (en) | Continuous casting production is fusible type slag blocking wall | |
| CN203437639U (en) | Improved type tundish water opening | |
| CN202129441U (en) | Quick plate blank change argon-blowing-type filling pipe end | |
| CN203778726U (en) | 12-strand conticaster tundish with reasonable flow-dividing function | |
| CN209318774U (en) | One kind being suitable for the light-gauge seal protecting device of conticaster | |
| CN212070379U (en) | Tundish nozzle dip-coated with anti-oxidation coating | |
| CN107983942A (en) | Improve the long nozzle and method of molten steel flow under double-current tundish single current pouring condition | |
| CN202667641U (en) | Wadding flow prevention water feeding port of air curtain tundish | |
| CN106424687A (en) | Tundish | |
| CN208995527U (en) | Ladle bottom blowing air brick | |
| CN207547622U (en) | The special-shaped double-side-hole submersed nozzle of slab | |
| CN108213401A (en) | The method at the metallurgical mouth of a river and molding casting of molding casting | |
| CN202461496U (en) | Tundish-free vacuum pouring device for steel ingots | |
| CN100388993C (en) | Method of regulating molten steel overheat and water cooling sprue gate device | |
| CN206230019U (en) | A kind of ventilative ring filling pipe end brick cup of continuous casting production disperse formula | |
| CN201537696U (en) | Casting ladle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160727 Termination date: 20210309 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |