CN202461507U - Continuous casting assistant pouring plug - Google Patents
Continuous casting assistant pouring plug Download PDFInfo
- Publication number
- CN202461507U CN202461507U CN2012200976250U CN201220097625U CN202461507U CN 202461507 U CN202461507 U CN 202461507U CN 2012200976250 U CN2012200976250 U CN 2012200976250U CN 201220097625 U CN201220097625 U CN 201220097625U CN 202461507 U CN202461507 U CN 202461507U
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- assistant
- plug
- continuous casting
- pouring plug
- plane
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Abstract
The utility model relates to the technical field of continuous steel casting and specifically relates to a continuous casting assistant pouring plug. The continuous casting assistant pouring plug disclosed by the utility model is realized through the following technical scheme: the continuous casting assistant pouring plug is of an inverted cone, an open flow hole is upwards formed in the center of the bottom, the bottom of the assistant pouring plug is in contact with the upper plane of a filling pipe end of a seating brick, the conical inclined plane of the assistant pouring plug is in contact with the inner inclined plane of the seating brick and the inner inclined plane of a working layer of a tundish, and the upper plane of the assistant pouring plug is lower than the upper plane of the working layer of the tundish. The continuous casting assistant pouring plug disclosed by the utility is simple in structure and convenient to use, heat is generated by dissolving the assistant pouring plug made of heating alloy material with molten steel, alloy is dissolved in the molten steel for reducing the melting point, the molten steel can further melt a solid core layer of the assistant pouring plug, and then a fast pouring steel flow is formed, thereby ensuring the successful open flow at the normal temperature of the molten steel. The purposes of saving energy, reducing consumption and improving the quality of a package of continuously cast blanks by a continuous casting pouring head are further achieved.
Description
Technical field
The utility model relates to the continuous casting steel machine technical field, relates to a kind of continuous casting specifically and helps out plug.
Background technology
The drainage method that the non-stopper control stream of continuous casting tundish casting is at present adopted mainly contains drainage sand, open and water plug, open several kinds of modes such as depositing.Drainage sand add too early will form in the tundish brick cup mouth of a river that sinter layer causes can not automatic jet, be merely able in the centre hired car and drive in the process to the casting position by the preheating position and add from the tundish top; Open drainage sand when watering and will absorb a large amount of heats that get into molten steel in the mouth of a river, for guaranteeing out to flow successfully, the molten steel temperature of appearing on the stage will exceed and normally connects inferior 30 ~ 50 ℃ of casting ladle; High-temperature molten steel has not only increased various consumption, and badly influences the quality of continuous casting billet.Utilization is opened and watered plug and open the depositing dual mode all is to lean on the buoyancy of molten steel to realize floating after liquid steel level reach a certain height in the tundish to open to water plug and open depositing and open stream; This mode can prevent to roll up slag; But himself will pollute molten steel and also will absorb the molten steel heat with drainage sand is the same; The molten steel temperature of appearing on the stage will exceed equally and normally connects casting ladle times 30 ~ 50 ℃, effectively energy-saving and emission-reduction, improves the quality.
Summary of the invention
The technical problem that the utility model will solve is to the defective and the deficiency that exist in the prior art, provides a kind of heat, alloy that utilizes molten steel dissolving heating alloy material to help out plug to produce to dissolve in molten steel and reduces molten the opening of fusing point and molten steel and help out opening fast of forming behind the real sandwich layer of plug to water steel stream to guarantee to open under the normal steel coolant-temperature gage the successful continuous casting of stream and help out plug.
A kind of continuous casting of the utility model helps out plug to be achieved through following technical proposals: a kind of continuous casting helps out plug to be reverse taper; Bottom centre upwards has out discharge orifice; Help out plane contact on plug bottom and the brick cup filling pipe end; Help out that the inclined-plane contacts with the interior inclined-plane of bakie working lining in plug circular cone inclined-plane and the brick cup, help and open beyond the Great Wall the plane a little less than plane on the bakie working lining.
A kind of continuous casting of the utility model helps out plug that following beneficial effect is arranged compared with prior art: the utility model helps out the profile of plug and the tundish brick cup mouth of a river to be complementary; The back pack into a little less than the bakie working lining upper surface; Help and open beyond the Great Wall the 40mm of portion left and right thickness and partly be real cored structure, the bottom part is the hollow core structures that there is the 20mm endoporus at the center; The material that helps out plug is heat generation such as the silico-calcium, silicon barium calcium of about 1200 ℃ of fusing points, do not form the alloy of the oxide that is prone to stop up the mouth of a river.
Help out plug easy to use, put it into the brick cup mouth of a river, carry out the bakie working lining construction subsequently.Help and open beyond the Great Wall the real core segment of the 40mm of portion left and right thickness and be used for stopping molten steel, guarantee will help after molten steel reach a certain height in the tundish and open the silico-calcium or the real cored structure fusing of silicon barium calcium of the 40mm of portion left and right thickness beyond the Great Wall, molten steel is opened stream automatically through the discharge orifice of opening of bottom part.Same form than open when realizing preventing to roll up slag and molten opening water plug and open depositing mode flow velocity and open faster and water steel and flow.
Heat, the alloy that the utility model molten steel dissolving heating alloy material helps out plug to produce dissolves in molten steel to be reduced molten the opening of fusing point and molten steel and helps out opening fast of forming behind the real sandwich layer of plug to water steel stream to guarantee to open under the normal steel coolant-temperature gage and flow successfully.
Description of drawings
A kind of continuous casting of the utility model helps to open and is plugged with following accompanying drawing:
Fig. 1 helps out plug mounting structure sketch map for a kind of continuous casting of the utility model;
Fig. 2 helps out the plug structure sketch map for a kind of continuous casting of the utility model.
Wherein: 1, help out plug; 2, open discharge orifice; 3, bakie working lining; 4, brick cup; 5, filling pipe end.
The specific embodiment
Help out the plug technical scheme to further describe below in conjunction with accompanying drawing and embodiment to a kind of continuous casting of the utility model.
Like Fig. 1-shown in Figure 2; It is reverse taper that a kind of continuous casting of the utility model helps out plug 1; Bottom centre upwards has out discharge orifice 2; Help out plane contact on plug 1 bottom and the brick cup filling pipe end 5, help out that inclined-planes contact with bakie working lining 3 interior inclined-planes in plug 1 circular cone inclined-plane and the brick cup 4, help out and fill on 1 the plane a little less than plane on the bakie working lining 3.
The described degree of depth of opening discharge orifice 2 is for filling in 2/1sts three height from helping out plug 1 lower plane to make progress to helping out, and it is identical with brick cup filling pipe end 5 diameters to open discharge orifice 2 diameters.
It is described that to help out plug 1 material be silico-calcium, silicon barium calcium or the close alloy of other performance.
Help out the profile of plug 1 and the filling pipe end 5 of tundish brick cup 4 to be complementary, the back of packing into is a little less than bakie working lining 3 upper surfaces, and helping out plug 1 top 40mm left and right thickness partly is real cored structure, and the bottom part is that the center has the hollow core structures of 20mm endoporus promptly to open discharge orifice 2; Help out plug 1 material be about 1200 ℃ of fusing points heat generations such as silico-calcium, silicon barium calcium, do not form the alloy of the oxide that is prone to stop up the mouth of a river.
Help out plug 1 easy to use, put it into the brick cup mouth of a river, carry out the bakie working lining construction subsequently.And drainage sand will add under hot environment, opens to water plug and open depositing and will after bakie working lining construction finishes, install again.
Help and open beyond the Great Wall the real core segment of the 40mm of portion left and right thickness and be used for stopping molten steel, guarantee to open stream more automatically after molten steel reach a certain height in the tundish.Same form than open when realizing preventing to roll up slag and molten opening water plug and open depositing mode flow velocity and open faster and water steel and flow.
Heat, the alloy that molten steel dissolving heating alloy material helps out plug to produce dissolves in molten steel to be reduced molten the opening of fusing point and molten steel and helps out opening fast of forming behind the real sandwich layer of plug to water steel stream to guarantee to open under the normal steel coolant-temperature gage and flow successfully, and the molten steel temperature of appearing on the stage need not to exceed again and normally connects inferior 30 ~ 50 ℃ of casting ladle.
Claims (3)
1. a continuous casting helps out plug; It is characterized in that: helping out plug (1) is reverse taper; Bottom centre upwards has out discharge orifice (2); Help out plug (1) bottom and brick cup filling pipe end (5) to go up plane contact, help out plug (1) circular cone inclined-plane to contact with the interior inclined-plane of bakie working lining (3), help out plug (1) to go up the plane and be lower than upward plane of bakie working lining (3) with the interior inclined-plane of brick cup (4).
2. continuous casting according to claim 1 helps out plug; It is characterized in that: the described degree of depth of opening discharge orifice (2) is for from helping out plug (1) lower plane upwards to helping out plug (1) 2/3rds highly, and it is identical with brick cup filling pipe end (5) diameter to open discharge orifice (2) diameter.
3. continuous casting according to claim 1 helps out plug, it is characterized in that: described to help out the material of plug (1) be silico-calcium, silicon barium calcium or the close alloy of other performance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200976250U CN202461507U (en) | 2012-03-15 | 2012-03-15 | Continuous casting assistant pouring plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200976250U CN202461507U (en) | 2012-03-15 | 2012-03-15 | Continuous casting assistant pouring plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202461507U true CN202461507U (en) | 2012-10-03 |
Family
ID=46909704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200976250U Expired - Fee Related CN202461507U (en) | 2012-03-15 | 2012-03-15 | Continuous casting assistant pouring plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202461507U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102528009A (en) * | 2012-03-15 | 2012-07-04 | 刘海平 | Continuous-casting opening-assisting plug |
| CN110434323A (en) * | 2019-08-17 | 2019-11-12 | 泰州市旺鑫耐火材料有限公司 | A kind of continuous casting intermediate inlet current stabilization brick cup |
-
2012
- 2012-03-15 CN CN2012200976250U patent/CN202461507U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102528009A (en) * | 2012-03-15 | 2012-07-04 | 刘海平 | Continuous-casting opening-assisting plug |
| CN102528009B (en) * | 2012-03-15 | 2016-07-06 | 刘海平 | A kind of continuous-casting opening-assisting plug |
| CN110434323A (en) * | 2019-08-17 | 2019-11-12 | 泰州市旺鑫耐火材料有限公司 | A kind of continuous casting intermediate inlet current stabilization brick cup |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121003 Termination date: 20140315 |