CN217370450U

CN217370450U - Filtering anti-blocking nozzle for bloom continuous casting

Info

Publication number: CN217370450U
Application number: CN202123377478.0U
Authority: CN
Inventors: 冯业文; 焦锋; 孔飞; 孙苏洋; 陈修飞; 冯哲
Original assignee: Jiangsu Boji Spraying Systems Holding Co ltd
Current assignee: Jiangsu Boji Spraying Systems Holding Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-09-06
Anticipated expiration: 2031-12-30

Abstract

The utility model relates to a bloom continuous casting is with filtering anti-blocking water nozzle. Including nozzle main body and external filter, be equipped with in the nozzle main body and spout the chamber, the front end of spouting the chamber is equipped with the sphere hybrid chamber, the rectangle spout has been seted up to the front end of sphere hybrid chamber, the rear end fixed mounting of sphere hybrid chamber has and is located the inner core that spouts the intracavity, the both sides of inner core and spout and be equipped with the reposition of redundant personnel passageway between the inner wall in chamber, the reposition of redundant personnel passageway with spout chamber and sphere hybrid chamber and communicate with each other, external filter's rear end and nozzle main body rear end fixed connection. The utility model discloses simple structure, equipment convenient and fast has the aqueous medium of certain pressure, and in the external filter got into the nozzle main part spout the intracavity, then the reposition of redundant personnel passageway through the inner core both sides got into the sphere and mixes the intracavity striking and mix, then through the even water smoke of rectangle spout blowout rectangle form, the cooling effect is better.

Description

Filtering anti-blocking nozzle for bloom continuous casting

Technical Field

The utility model relates to a bloom continuous casting is with filtering anti-blocking water nozzle.

Background

The continuous casting process is actually a solidification heat transfer process from high-temperature molten steel to 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 is simple in structure and is easy to block, so that the spraying is uneven.

SUMMERY OF THE UTILITY MODEL

To the above defect, the utility model aims to provide a simple structure assembles convenient and fast, is difficult for taking place to block up, long service life's a bloom continuous casting is with filtering anti-blocking water nozzle.

Therefore, the utility model adopts the technical proposal that:

including nozzle main part and external filter, be equipped with in the nozzle main part and spout the chamber, the front end of spouting the chamber is equipped with the sphere hybrid chamber, the rectangle spout has been seted up to the front end of sphere hybrid chamber, the rear end fixed mounting of sphere hybrid chamber has and is located the inner core that spouts the intracavity, the both sides of inner core and spout and be equipped with the reposition of redundant personnel passageway between the inner wall in chamber, the reposition of redundant personnel passageway with spout chamber and sphere hybrid chamber and communicate with each other, external filter's rear end and nozzle main part rear end fixed connection.

As a further improvement of the above technical scheme, the external filter includes 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, external threads are formed in the outer surface of the rear end of the filter body, and the filter body is located outside the nozzle main body.

As a further improvement of the technical scheme, the rear end of the inner wall of the spray cavity is provided with an internal thread connected with the external thread of the filter body.

As a further improvement of the above technical scheme, the inner core includes a waist-shaped body, a stand column is arranged at the center of the front end face of the waist-shaped body, a connecting through hole is formed in the arc-shaped side face of the waist-shaped body, a pin hole is formed in the side wall of the nozzle main body, and the pin hole is fixedly connected with the connecting through hole through a positioning pin.

As a further improvement of the technical scheme, an annular groove is formed in the side wall of the rear end of the nozzle main body, and a sealing ring is placed in the annular groove.

The utility model has the advantages that:

the utility model discloses simple structure, equipment convenient and fast has the aqueous medium of certain pressure, and the intracavity is spouted in external filter entering nozzle main part, then the reposition of redundant personnel passageway through the inner core both sides gets into the interior striking of sphere mixing chamber and mixes, then through the even water smoke of rectangle spout blowout rectangle form, the cooling effect is better.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a cross-sectional view a-a of fig. 1.

Fig. 3 is a schematic view of the structure of the nozzle body of fig. 1.

Fig. 4 is a left side view of fig. 3.

Fig. 5 is a schematic structural diagram of the external filter in fig. 1.

Fig. 6 is a schematic view of the construction of the core of fig. 1.

Fig. 7 is a left side view of fig. 6.

In the figure, 1 is a nozzle body, 2 is an external filter, 3 is a spray cavity, 4 is a spherical mixing cavity, 5 is a rectangular nozzle, 6 is an inner core, 7 is a flow dividing channel, 8 is a filter body, 9 is a filter cavity, 10 is a rectangular filter hole, 11 is a circular filter hole, 12 is an external thread, 13 is an internal thread, 14 is a waist-shaped body, 15 is a stand column, 16 is a connecting through hole, 17 is a pin hole, 18 is a positioning pin, and 19 is a sealing ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. 1-5, a filtering anti-blocking water nozzle for continuous bloom casting comprises a nozzle main body 1 and an external filter 2, wherein a spray cavity 3 is arranged in the nozzle main body 1, a spherical mixing cavity 4 is arranged at the front end of the spray cavity 3, a rectangular nozzle 5 is arranged at the front end of the spherical mixing cavity 4, an inner core 6 positioned in the spray cavity 3 is fixedly installed at the rear end of the spherical mixing cavity 4, a diversion channel 7 is arranged between the two sides of the inner core 6 and the inner wall of the spray cavity 3, the diversion channel 7 is communicated with the spray cavity 3 and the spherical mixing cavity 4, and the rear end of the external filter 2 is fixedly connected with the rear end of the nozzle main body 1.

As a further improvement of the above technical solution, the external filter 2 includes a filter body 8, a filter cavity 9 is provided in the filter body 8, a plurality of rectangular filter holes 10 are uniformly provided on the side wall of the filter body 8, a plurality of circular filter holes 11 are provided at the front end of the filter body 8, an external thread 12 is provided on the outer surface of the rear end of the filter body 8, and the filter body 8 is located outside the nozzle main body 1.

As a further improvement of the above technical solution, the rear end of the inner wall of the spray chamber 3 is provided with an internal thread 13 connected with the external thread of the filter body 8.

As a further improvement of the above technical solution, the inner core 6 includes a waist-shaped body 14, a column 15 is disposed at the center of the front end face of the waist-shaped body 14, a connecting through hole 16 is disposed on the arc-shaped side face of the waist-shaped body 14, a pin hole 17 is disposed on the side wall of the nozzle main body 1, the pin hole 17 is fixedly connected with the connecting through hole 16 through a positioning pin 18, and the column 15 can break up the entering water medium.

As a further improvement of the technical scheme, an annular groove is formed in the side wall of the rear end of the nozzle body 1, and a sealing ring 19 is placed in the annular groove.

The water medium with certain pressure enters the spray cavity in the nozzle main body through the external filter, then enters the spherical mixing cavity through the flow dividing channels on the two sides of the inner core to be collided and mixed, and then is sprayed out to form rectangular uniform water mist through the rectangular nozzle, so that 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

1. The utility model provides a bloom continuous casting is with filtering anti-blocking water nozzle, a serial communication port, including nozzle main body and external filter, be equipped with in the nozzle main body and spout the chamber, the front end that spouts the chamber is equipped with the sphere hybrid chamber, the rectangle spout has been seted up to the front end of sphere hybrid chamber, the rear end fixed mounting of sphere hybrid chamber is located and spouts the inner core of intracavity, the both sides of inner core and spout and be equipped with the reposition of redundant personnel passageway between the inner wall in chamber, the reposition of redundant personnel passageway with spout chamber and sphere hybrid chamber and communicate with each other, external filter's rear end and nozzle main body rear end fixed connection.

2. The filtering and water blockage preventing nozzle for the bloom continuous casting as claimed in 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, external threads are formed on the outer surface of the rear end of the filter body, and the filter body is located outside the nozzle main body.

3. The filtering anti-clogging nozzle for bloom continuous casting according to claim 2, wherein an inner thread connected to an outer thread of the filter body is provided at a rear end of an inner wall of said spray chamber.

4. The filtering and water blockage preventing nozzle for the continuous bloom casting according to claim 1, wherein the inner core comprises a waist-shaped body, a stand column is arranged at the center of the front end face of the waist-shaped body, a connecting through hole is formed in the arc-shaped side face of the waist-shaped body, a pin hole is formed in the side wall of the nozzle main body, and the pin hole is fixedly connected with the connecting through hole through a positioning pin.

5. The filtering and water-blocking preventing nozzle for continuous bloom casting as claimed in claim 1, wherein an annular groove is formed in a side wall of a rear end of the nozzle body, and a seal ring is placed in the annular groove.