CN217370375U - Reinforcing anti-blocking nozzle for slab continuous casting - Google Patents
Reinforcing anti-blocking nozzle for slab continuous casting Download PDFInfo
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- CN217370375U CN217370375U CN202123416610.4U CN202123416610U CN217370375U CN 217370375 U CN217370375 U CN 217370375U CN 202123416610 U CN202123416610 U CN 202123416610U CN 217370375 U CN217370375 U CN 217370375U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The utility model relates to a stifled nozzle is prevented with reinforcing to slab continuous casting. Including the nozzle holder, be equipped with a front end opening rear end confined water spray channel in the nozzle holder, the front portion of water spray channel is connected with the spray pipe, the front end of water spray channel is equipped with the shoulder hole, the front portion of shoulder hole is connected with jet-propelled pipe, the spray pipe is located jet-propelled intraduct and coincidence of both axes, the annular space that forms between jet-propelled pipe and the spray pipe is jet-propelled passageway, be equipped with the water inlet that is linked together with water spray channel on the rear portion lateral wall of nozzle holder, be equipped with the air inlet that communicates with each other with jet-propelled passageway on the lateral wall of shoulder hole, Y type water knockout drum is installed to the front end of spray pipe, the nozzle is installed to the front end of jet-propelled pipe, be equipped with into water marquis mouth in the water inlet, be equipped with into air marquis mouth in the air inlet, all install external filter on water inlet and the air inlet. The utility model discloses simple structure, it is convenient to make, can filter gas, aquatic large granule impurity, and difficult emergence is blockked up, and the air water mixes abundant spraying evenly, and the cooling effect is better.
Description
Technical Field
The utility model relates to a slab continuous casting is with reinforcing anti-blocking nozzle.
Background
The continuous casting process is actually a solidification heat transfer process for converting high-temperature molten steel into a solid state, so that the solidification heat transfer process of the casting blank plays a crucial role in the quality of surface cracks, internal cracks, bulging and the like of the casting blank. In the process of solidification and heat transfer of a casting blank, water is mostly adopted as a cooling medium, in a certain sense, the continuous casting technology is a water cooling technology, namely, a solidification and heat transfer process of solidifying high-temperature molten steel into the casting blank through cooling water. The water cooling system is formed by arranging a plurality of nozzles around the casting blank according to a rule, when part of the nozzles are blocked, the casting blank at the corresponding position cannot be cooled to rapidly rise, the temperature rise can reach hundreds of degrees centigrade, the uneven cooling causes thermal stress, and finally the casting blank is cracked. The existing nozzle for continuous casting is easy to block when using an air-water medium which does not reach the standard, so that the air-water mixture is not sufficient, the spraying is not uniform, and the cooling effect is poor.
SUMMERY OF THE UTILITY MODEL
To the above defect, an object of the utility model is to provide a simple structure, it is convenient to make, can filter gas, aquatic large granule impurity, and difficult emergence is blockked up, and the air water mixes fully sprays evenly, and the cooling effect is better, reduces the continuous casting of a slab of field maintenance operation and prevents stifled nozzle with reinforcing.
Therefore, the utility model adopts the technical proposal that:
including the nozzle seat, be equipped with a front end opening rear end confined water spray channel in the nozzle seat, the front portion of water spray channel is connected with the spray pipe, the front end of water spray channel is equipped with the shoulder hole, the front portion of shoulder hole is connected with jet-propelled pipe, the spray pipe is located inside and both axis coincidence of jet-propelled pipe, the annular space that forms between jet-propelled pipe and the spray pipe is jet-propelled passageway, be equipped with the water inlet that is linked together with the water spray channel on the rear portion lateral wall of nozzle seat, be equipped with on the lateral wall of shoulder hole with the communicating air inlet of jet-propelled passageway, Y type water knockout drum is installed to the front end of spray pipe, the nozzle is installed to the front end of jet-propelled pipe, be equipped with into the water door in the water inlet, be equipped with into the air door, all install external filter on water inlet and the air inlet.
As a further improvement of the technical scheme, the external filter comprises a filter body, a filter cavity is arranged in the filter body, a plurality of rectangular filter holes are uniformly formed in the side wall of the filter body, a plurality of round filter holes are formed in the front end of the filter body, and the rear end of the filter body is connected with the water inlet and the air inlet through threads.
As a further improvement of the technical scheme, the Y-shaped water separator comprises a water separator body, a water inlet hole is formed in the center of the water separator body, a plurality of water separation holes which incline downwards are uniformly distributed on the periphery of the water separator body, the water separation holes are symmetrically arranged relative to the water inlet hole, and the upper ends of the water separation holes are communicated with the water inlet hole.
As a further improvement of the technical scheme, the inner wall of the front end of the gas spraying pipe is in threaded connection with the outer wall of the rear end of the nozzle, the outer wall of the middle of the nozzle is provided with an annular clamping table, the nozzle is sleeved with a locking sleeve, and the inner wall of the locking sleeve is in threaded connection with the outer wall of the gas spraying pipe.
As a further improvement of the technical scheme, the aperture size of the stepped hole is larger than that of the water spraying channel, the inner wall of the rear end of the water spraying pipe is flush with the inner wall of the water spraying channel, and the inner wall of the rear end of the air spraying pipe is flush with the inner wall of the stepped hole.
As a further improvement of the technical scheme, a pin hole is formed in the side wall of the nozzle seat, a pin is arranged in the pin hole, and the outer wall of the water spraying pipe is locked at the lower end of the pin.
As a further improvement of the technical scheme, an elliptical flow stabilizing cavity positioned at the outlet end is arranged in the nozzle.
The utility model has the advantages that:
the utility model discloses simple structure, it is convenient to make, through adopting the utility model discloses the structure, the aqueous medium that has certain pressure filters large granule impurity through external filter before getting into the water inlet, filtered pressure water gets into in the water spray channel, before compressed air gets into the air inlet simultaneously, filter large granule impurity through external filter, filtered compressed air gets into jet-propelled passageway, pressure water gets into Y type water knockout drum central authorities from the spray pipe, Y type efflux is gone on all around, carry out once atomization, the compressed air intensive mixing that comes in through jet-propelled pipe with the axis direction again this moment, carry out the secondary atomization, then spout from the nozzle, whole process is difficult for taking place to block up, the abundant spraying of air water mixing is even, the cooling effect is better.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of the external filter of fig. 1.
Fig. 3 is a schematic structural view of the Y-shaped water separator in fig. 1.
In the figure, 1 is a nozzle seat, 2 is a water spraying channel, 3 is a water spraying pipe, 4 is an air spraying pipe, 5 is an air spraying channel, 6 is a water inlet, 7 is an air inlet, 8 is a Y-shaped water separator, 9 is a nozzle, 10 is a water inlet waiting opening, 11 is an air inlet waiting opening, 12 is an external filter, 13 is a filter body, 14 is a filter cavity, 15 is a rectangular filter hole, 16 is a circular filter hole, 17 is a water separator body, 18 is a water inlet, 19 is a water dividing hole, 20 is a locking sleeve, 21 is a pin and 22 is an elliptical flow stabilizing cavity.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 and 2, an enhanced anti-clogging nozzle for slab continuous casting comprises a nozzle holder 1, a water spraying channel 2 with an open front end and a closed rear end is arranged in the nozzle holder 1, a water spraying pipe 3 is connected to the front portion of the water spraying channel 2, a stepped hole is arranged at the front end of the water spraying channel 2, an air spraying pipe 4 is connected to the front portion of the stepped hole, the water spraying pipe 3 is positioned in the air spraying pipe 4, the axes of the air spraying pipe and the air spraying pipe are coincident, an annular space formed between the air spraying pipe 4 and the water spraying pipe 3 is an air spraying channel 5, a water inlet 6 communicated with the water spraying channel 2 is arranged on the side wall of the rear portion of the nozzle holder 1, an air inlet 7 communicated with the air spraying channel 5 is arranged on the side wall of the stepped hole, a Y-shaped water distributor 8 is arranged at the front end of the water spraying pipe 3, a nozzle 9 is arranged at the front end of the air spraying pipe 4, a water inlet 10 is arranged in the water inlet 6, an air inlet waiting opening 11 is arranged in the air inlet 7, and external filters 12 are arranged on the water inlet 6 and the air inlet 7.
As a further improvement of the above technical solution, the external filter 12 includes a filter body 13, a filter cavity 14 is provided in the filter body 13, a plurality of rectangular filter holes 15 are uniformly formed in the side wall of the filter body 13, a plurality of circular filter holes 16 are formed in the front end of the filter body 13, and the rear end of the filter body 13 is connected with the water inlet 6 and the air inlet 7 through threads, so that the external filter 12 and the nozzle holder 1 can be conveniently installed and replaced.
As a further improvement of the above technical solution, the Y-shaped water separator 8 includes a water separator body 17, a water inlet 18 is provided at the center inside the water separator body 17, a plurality of water separation holes 19 inclined downward are uniformly distributed around the water separator body 17, the water separation holes 19 are symmetrically arranged with respect to the water inlet 18, and the upper ends of the water separation holes 19 are communicated with the water inlet 18.
As the further improvement of the technical scheme, the front end inner wall of the gas ejector pipe 4 is in threaded connection with the rear end outer wall of the nozzle 9, the outer wall of the middle of the nozzle 9 is provided with an annular clamping table, the locking sleeve 20 is sleeved outside the nozzle 9, the inner wall of the locking sleeve 20 is in threaded connection with the outer wall of the gas ejector pipe 4, the nozzle 9 can be effectively fixed on the gas ejector pipe 4, and the gas ejector pipe is convenient to replace.
As the further improvement of the technical scheme, the aperture size of the stepped hole is larger than that of the water spraying channel 2, the inner wall of the rear end of the water spraying pipe 3 is flush with the inner wall of the water spraying channel 2, and the inner wall of the rear end of the air spraying pipe 4 is flush with the inner wall of the stepped hole, so that the barrier-free circulation of pressure water and compressed air is facilitated.
As a further improvement of the technical scheme, a pin hole is formed in the side wall of the nozzle seat 1, a pin 21 is arranged in the pin hole, and the outer wall of the water spraying pipe 3 is locked at the lower end of the pin 21.
As a further improvement of the above technical solution, an elliptical flow stabilizing chamber 22 is provided inside the nozzle 9 at the outlet end, so that the spray is better and uniform.
The working process is as follows:
aqueous medium with certain pressure before getting into the water inlet, filter large granule impurity through external filter, pressure water that has filtered gets into in the water spray channel, compressed air gets into before the air inlet simultaneously, filter large granule impurity through external filter, compressed air that has filtered gets into jet-propelled passageway, pressure water gets into Y type water knockout drum central authorities from the spray pipe, carry out Y type efflux all around, carry out primary atomization, the compressed air intensive mixing that comes in through jet-propelled pipe with the axis direction again this moment, carry out secondary atomization, then spout from the nozzle, the difficult emergence of whole process is blockked up, the abundant spraying of air water mixing is even, the cooling effect is better.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A reinforced anti-blocking nozzle for slab continuous casting is characterized by comprising a nozzle seat, a water spraying channel with an opening at the front end and a closed rear end is arranged in the nozzle seat, the front part of the water spraying channel is connected with a water spraying pipe, the front end of the water spraying channel is provided with a stepped hole, the front part of the stepped hole is connected with an air injection pipe, the water spray pipe is positioned in the air injection pipe, the axes of the water spray pipe and the air injection pipe are coincident, an annular space formed between the gas spraying pipe and the water spraying pipe is a gas spraying channel, a water inlet communicated with the water spraying channel is arranged on the side wall of the rear part of the nozzle seat, the side wall of the stepped hole is provided with an air inlet communicated with the air injection channel, the front end of the water spray pipe is provided with a Y-shaped water separator, the front end of the gas injection pipe is provided with a nozzle, a water inlet waiting port is arranged in the water inlet, a gas inlet waiting port is arranged in the gas inlet, and external filters are arranged on the water inlet and the gas inlet.
2. The anti-blocking nozzle for reinforcing in slab continuous casting according to claim 1, wherein the external filter comprises a filter body, a filter cavity is arranged in the filter body, a plurality of rectangular filter holes are uniformly formed in the side wall of the filter body, a plurality of circular filter holes are formed in the front end of the filter body, and the rear end of the filter body is in threaded connection with the water inlet and the air inlet.
3. The enhanced anti-blocking nozzle for slab continuous casting according to claim 1, wherein the Y-shaped water distributor comprises a water distributor body, a water inlet is arranged at the center of the water distributor body, a plurality of water distribution holes which are inclined downwards are uniformly distributed around the water distributor body, the water distribution holes are symmetrically arranged relative to the water inlet, and the upper ends of the water distribution holes are communicated with the water inlet.
4. The enhanced anti-blocking nozzle for continuous slab casting according to claim 1, wherein the inner wall of the front end of the gas injection pipe is in threaded connection with the outer wall of the rear end of the nozzle, the outer wall of the middle part of the nozzle is provided with an annular clamping table, the nozzle is sleeved with a locking sleeve, and the inner wall of the locking sleeve is in threaded connection with the outer wall of the gas injection pipe.
5. The enhanced anti-blocking nozzle for continuous slab casting according to claim 1, wherein the aperture size of the stepped hole is larger than that of the water spraying channel, the inner wall of the rear end of the water spraying pipe is flush with the inner wall of the water spraying channel, and the inner wall of the rear end of the air spraying pipe is flush with the inner wall of the stepped hole.
6. The enhanced anti-blocking nozzle for continuous slab casting according to claim 1, wherein a pin hole is formed in the side wall of the nozzle holder, a pin is arranged in the pin hole, and the outer wall of the water spray pipe is locked at the lower end of the pin.
7. The nozzle according to claim 1, wherein an elliptical flow-stabilizing chamber is provided at the outlet end of the nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123416610.4U CN217370375U (en) | 2021-12-31 | 2021-12-31 | Reinforcing anti-blocking nozzle for slab continuous casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123416610.4U CN217370375U (en) | 2021-12-31 | 2021-12-31 | Reinforcing anti-blocking nozzle for slab continuous casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217370375U true CN217370375U (en) | 2022-09-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123416610.4U Active CN217370375U (en) | 2021-12-31 | 2021-12-31 | Reinforcing anti-blocking nozzle for slab continuous casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217370375U (en) |
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2021
- 2021-12-31 CN CN202123416610.4U patent/CN217370375U/en active Active
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