CN207447340U - A kind of netted ar gas passage stopper - Google Patents
A kind of netted ar gas passage stopper Download PDFInfo
- Publication number
- CN207447340U CN207447340U CN201721435162.3U CN201721435162U CN207447340U CN 207447340 U CN207447340 U CN 207447340U CN 201721435162 U CN201721435162 U CN 201721435162U CN 207447340 U CN207447340 U CN 207447340U
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- tundish
- stopper
- netted
- stopper body
- gas passage
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- Treatment Of Steel In Its Molten State (AREA)
Abstract
The utility model is related to a kind of netted ar gas passage stoppers,Including stopper body,The stopper body bottom portion is equipped with tundish,And the lower part of the stopper body is stretched into tundish,The tundish bottom is equipped with submersed nozzle,The top of the submersed nozzle is arranged in the bottom surface shell of tundish,Crystallizer is equipped with below the tundish,The lower part of the submersed nozzle is stretched into crystallizer,The stopper bodies top, which is threadably secured, is connected with plug rod mechanism,And the plug rod mechanism is arranged at the top of tundish,Molten steel is equipped in the tundish,The stopper body bottom portion is equipped with connector,The stopper body centre position is axially provided with center cavity,The upper position of the center cavity is equipped with and is fixedly connected with internal thread,The bottom of the center cavity is connected with argon gas primary outlet,Overall structure solve thes problems, such as that stopper head argon gas export easily blocks,It is preferable that the rim of a bowl part cleans effect,Reduce the field trash inside molten steel,Improve the quality of steel.
Description
Technical field
The utility model is related to a kind of netted ar gas passage stoppers, belong to metal melting equipment field.
Background technology
Stopper (stopper) is installed in ladle the refractory material by the opening and closing of the lifting Bit andits control mouth of a river and molten steel flow
Stick, also known as ceramic stopper rod, usual stopper head are equipped with a hollow tubule, one end and molten steel unicom, one end and core bore in stopper
Unicom, and stopper mesoporous unicom argon gas source, in casting process, argon gas enters middle water containing opening inner cavity from hollow tube, and at this time
Full of the molten steel quickly flowed downwards in tundish inner cavity, argon gas is with molten steel sharp downward movement and spreads, and can play cleaning
The effect of attachment (wadding stream object) inside the mouth of a river, attachment is generally from being mingled in molten steel, as shown in figure 5, still conventional skill
Art has the disadvantages that：1st, conventional stopper head and the rim of a bowl position can not be purged in above design by argon gas, compare appearance
It is also easy to produce blocking；2nd, conventional argon gas pipeline only has a hollow tube, even if under very high supply gas pressure, air demand extremely has
Limit, the final effect for influencing to clean the rim of a bowl lower part attachment；3rd, conventional argon gas pipeline only has a hollow tube, the disperse of argon gas
Degree is relatively low, influences to clean the effect of the rim of a bowl lower part attachment；4th, conventional argon gas pipeline results in argon gas confession once being blocked
It should fail.
Utility model content
The technical problems to be solved in the utility model overcomes the defects of existing, provides a kind of netted ar gas passage stopper, has
Effect solves the problems, such as that stopper head argon gas export easily blocks, and the rim of a bowl part cleaning effect is preferable, reduces inside molten steel
Field trash improves the quality of steel, can effectively solve the problems, such as in background technology.
In order to solve the above-mentioned technical problem, the utility model provides following technical solution：
A kind of netted ar gas passage stopper, including stopper body, the stopper body bottom portion is equipped with tundish, and the plug
The lower part of stick body is stretched into tundish, and the tundish bottom is equipped with submersed nozzle, and the top of the submersed nozzle is set
It puts in the bottom surface shell of tundish, crystallizer is equipped with below the tundish, crystallization is stretched into the lower part of the submersed nozzle
In device, the stopper bodies top, which is threadably secured, is connected with plug rod mechanism, and the plug rod mechanism is arranged at tundish
Top, the tundish is interior to be equipped with molten steel, and the stopper body bottom portion is equipped with connector, and the stopper body centre position is axial
Center cavity is provided with, the upper position of the center cavity, which is equipped with, is fixedly connected with internal thread, the bottom connection of the center cavity
There is an argon gas primary outlet, the argon gas primary outlet is circumferentially around being linked with netted ar gas passage, and the netted ar gas passage unicom
To the outer surface of connector, the top of the submersed nozzle is equipped with the rim of a bowl.
Furthermore, the top surface shell on the tundish and bottom surface shell have through hole.
Furthermore, the plug rod mechanism is hydraulic-driven structure, and the plug rod mechanism includes hydraulic motor, hydraulic pressure
Cylinder, hydraulic telescopic rod, oil circuit.
Furthermore, described the rim of a bowl is arranged in the bottom surface shell of tundish, and described the rim of a bowl inside tundish with joining
It is logical.
Furthermore, the size of connector of the stopper body bottom portion and the size of the rim of a bowl match.
Furthermore, the submersed nozzle lower part is additionally provided with water outlet, and the stopper body, submersed nozzle are same
Axis is set.
The utility model advantageous effect：A kind of netted ar gas passage stopper, argon gas enter middle water containing opening from center cavity
Inner cavity, and at this time in tundish inner cavity full of the molten steel quickly flowed downwards, argon gas is with molten steel sharp downward movement and spreads, can
To play the role of cleaning attachment (wadding stream object) inside the mouth of a river, by plug rod mechanism drive stopper body pump into
Row cleaning impurity, molten steel is entered by connector carries out crystallisation by cooling in crystallizer, argon gas is improved compared with traditional stopper
The height of outlet increases the quantity of argon gas export, and argon gas export is made circumferentially to be uniformly distributed in connector, and netted ar gas passage is basic
There is no blocked possibilities, solve the problems, such as that stopper head argon gas export easily blocks, and the rim of a bowl part cleans effect
Fruit is preferable, reduces the dust impurity inside molten steel, improves the quality of steel.
Description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality
New embodiment for explaining the utility model, does not form the limitation to the utility model together.
Fig. 1 is a kind of netted ar gas passage stopper use state structure chart of the utility model.
Fig. 2 is a kind of netted ar gas passage stopper structure chart of the utility model.
Fig. 3 is a kind of netted ar gas passage stopper A portions enlarged drawing of the utility model.
Fig. 4 is that a kind of netted ar gas passage stopper of the utility model is connected sectional view with the rim of a bowl.
Fig. 5 is that conventional channels stopper is connected sectional view with the rim of a bowl.
Figure label：1st, stopper body；2nd, tundish；3rd, submersed nozzle；4th, crystallizer；5th, plug rod mechanism；6th, molten steel；
7th, center cavity；8th, it is fixedly connected with internal thread；9th, connector；10th, argon gas primary outlet；11st, netted ar gas passage；12nd, the rim of a bowl.
Specific embodiment
The preferred embodiment of the utility model is illustrated below in conjunction with attached drawing, it should be understood that described herein excellent
Embodiment is selected to be only used for describing and explaining the present invention, is not used to limit the utility model.
As shown in Figs. 1-5, a kind of netted ar gas passage stopper, including stopper body 1,1 bottom of stopper body is equipped with
Tundish 2, and the lower part of the stopper body 1 is stretched into tundish 2,2 bottom of tundish is equipped with submersed nozzle 3, institute
The top for stating submersed nozzle 3 is arranged in the bottom surface shell of tundish 2, and 2 lower section of tundish is equipped with crystallizer 4, described
The lower part of submersed nozzle 3 is stretched into crystallizer 4, and 1 top of stopper body, which is threadably secured, is connected with plug rod mechanism 5,
And the plug rod mechanism 5 is arranged at the top of tundish 2, center cavity 7 of the argon gas out of stopper body 1 enters 2 water of tundish
Mouth inner cavity, and at this time in 2 inner cavity of tundish full of the molten steel quickly flowed downwards, argon gas is with molten steel sharp downward movement and expands
It dissipates, can play the role of cleaning attachment inside the mouth of a river (wadding stream object), drive stopper body past about 1 by plug rod mechanism 5
Multiple movement carries out cleaning impurity, and molten steel, which is entered by submersed nozzle 3 in crystallizer, carries out crystallisation by cooling, in the tundish 2
Equipped with molten steel 6,1 bottom of stopper body is equipped with connector 9, for connecting the rim of a bowl 12, the 1 centre position axis of stopper body
To center cavity 7 is provided with, the upper position of the center cavity 7, which is equipped with, is fixedly connected with internal thread 8, by being fixedly connected with internal thread
8 are fixedly connected with plug rod mechanism 5, and the bottom of the center cavity 7 is connected with argon gas primary outlet 10, and the argon gas primary outlet 10 is circumferential
Around being linked with netted ar gas passage 11, and 11 unicom of netted ar gas passage is to the outer surface of connector 9, with traditional plug
Stick compares the height for improving argon gas export, increases the quantity of argon gas export, makes the netted passage 11 of argon gas circumferential in connector 9
Even distribution, netted ar gas passage 11 are substantially not present blocked possibility, and the top of the submersed nozzle 3 is equipped with the rim of a bowl
12。
More specifically, the top surface shell on the tundish 2 and bottom surface shell have through hole, for installing stopper
Body 1 and submersed nozzle 3, the plug rod mechanism 5 are hydraulic-driven structure, and the plug rod mechanism 5 includes hydraulic motor, hydraulic pressure
Cylinder, hydraulic telescopic rod, oil circuit, described the rim of a bowl 12 are arranged in the bottom surface shell of tundish 2, and described the rim of a bowl 12 and tundish 2
Internal unicom, the size and the size of the rim of a bowl 12 of the connector 9 of 1 bottom of stopper body match, the submersed nozzle 3
Lower part is additionally provided with water outlet, and the stopper body 1, submersed nozzle 3 are coaxial arrangement.
The utility model improve in：A kind of netted ar gas passage stopper, argon gas enter 2 mouth of a river of tundish from center cavity 7
Inner cavity, and at this time in 2 inner cavity of tundish full of the molten steel quickly flowed downwards, argon gas is with molten steel sharp downward movement and spreads,
Attachment inside the mouth of a river (wadding stream object) can be played the role of cleaning, by plug rod mechanism 5 stopper body 1 is driven up and down reciprocatingly to transport
Dynamic to carry out cleaning impurity, molten steel, which is entered by submersed nozzle 3 in crystallizer, carries out crystallisation by cooling, is carried compared with traditional stopper
The high height of argon gas export increases the quantity of argon gas export, and the netted passage 11 of argon gas is made to be uniformly distributed connector 9 is circumferential,
Netted ar gas passage 11 is substantially not present blocked possibility, efficiently solves stopper head argon gas export and holds susceptible to plugging ask
Topic, 12 part of the rim of a bowl cleaning effect is preferable, reduces the field trash inside molten steel, improves the quality of steel.
It is above the preferable embodiment of the utility model, the utility model those skilled in the art can also be to upper
It states embodiment to change and change, therefore, the utility model is not limited to above-mentioned specific embodiment, every ability
Any conspicuously improved, replacement or modification that field technique personnel are made on the basis of the utility model belong to this practicality
New protection domain.
Claims (6)
1. a kind of netted ar gas passage stopper, including stopper body (1), it is characterised in that：Stopper body (1) bottom is equipped with
Tundish (2), and the lower part of the stopper body (1) is stretched into tundish (2), tundish (2) bottom is equipped with immersion
The mouth of a river (3), the top of the submersed nozzle (3) are arranged in the bottom surface shell of tundish (2), below the tundish (2)
Equipped with crystallizer (4), the lower part of the submersed nozzle (3) is stretched into crystallizer (4), is passed through at the top of the stopper body (1)
It is screwed and is connected with plug rod mechanism (5), and the plug rod mechanism (5) is arranged at the top of tundish (2), the tundish
(2) molten steel (6) is equipped in, stopper body (1) bottom is equipped with connector (9), and stopper body (1) centre position is axial
Center cavity (7) is provided with, the upper position of the center cavity (7), which is equipped with, is fixedly connected with internal thread (8), the center cavity
(7) bottom is connected with argon gas primary outlet (10), and the argon gas primary outlet (10) is circumferentially around being linked with netted ar gas passage
(11), and netted ar gas passage (11) unicom is to the outer surface of connector (9), and the top of the submersed nozzle (3) is set
There is the rim of a bowl (12).
2. a kind of netted ar gas passage stopper according to claim 1, it is characterised in that：Top on the tundish (2)
Face shell and bottom surface shell have through hole.
3. a kind of netted ar gas passage stopper according to claim 1, it is characterised in that：The plug rod mechanism (5) is liquid
Driving structure is pressed, the plug rod mechanism (5) includes hydraulic motor, hydraulic cylinder, hydraulic telescopic rod, oil circuit.
4. a kind of netted ar gas passage stopper according to claim 1, it is characterised in that：During the rim of a bowl (12) is arranged at
Between wrap in the bottom surface shell of (2), and the internal unicom of described the rim of a bowl (12) and tundish (2).
5. a kind of netted ar gas passage stopper according to claim 1, it is characterised in that：Stopper body (1) bottom
Connector (9) size and the size of the rim of a bowl (12) match.
6. a kind of netted ar gas passage stopper according to claim 1, it is characterised in that：Under the submersed nozzle (3)
Portion is additionally provided with water outlet, and the stopper body (1), submersed nozzle (3) are coaxial arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721435162.3U CN207447340U (en) | 2017-11-01 | 2017-11-01 | A kind of netted ar gas passage stopper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721435162.3U CN207447340U (en) | 2017-11-01 | 2017-11-01 | A kind of netted ar gas passage stopper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207447340U true CN207447340U (en) | 2018-06-05 |
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| CN201721435162.3U Active CN207447340U (en) | 2017-11-01 | 2017-11-01 | A kind of netted ar gas passage stopper |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112157240A (en) * | 2020-09-30 | 2021-01-01 | 首钢集团有限公司 | Method for detecting blockage of submerged nozzle of crystallizer |
-
2017
- 2017-11-01 CN CN201721435162.3U patent/CN207447340U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112157240A (en) * | 2020-09-30 | 2021-01-01 | 首钢集团有限公司 | Method for detecting blockage of submerged nozzle of crystallizer |
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