CN217570855U

CN217570855U - Detachable tundish nozzle

Info

Publication number: CN217570855U
Application number: CN202220984388.3U
Authority: CN
Inventors: 陈定广; 陈震华
Original assignee: Jiangsu Fuxin New Material Co ltd
Current assignee: Jiangsu Fuxin New Material Co ltd
Priority date: 2022-04-26
Filing date: 2022-04-26
Publication date: 2022-10-14
Anticipated expiration: 2032-04-26

Abstract

The utility model discloses a removable well mouth of a river of going up, including mouth of a river inner bag, mouth of a river shell and mouth of a river end cap, the mouth of a river inner bag outside is located to mouth of a river outer shell cover, mouth of a river inner bag bottom is located to mouth of a river end cap cover, the mouth of a river inner bag outside is equipped with spacing protruding stupefied and location lug, spacing protruding stupefied and location lug's quantity is all established to two, location lug and spacing protruding stupefied phase-match, location lug sets up under spacing protruding stupefied. The utility model discloses constitute by the three independent and relevant part of mouth of a river inner bag, mouth of a river shell and mouth of a river end cap, set up spacing protruding stupefied and location lug on the mouth of a river inner bag, set up spacing draw-in groove on the mouth of a river shell, set up ring channel, recess and positioning groove on the mouth of a river end cap, cooperate mouth of a river inner bag, mouth of a river shell and mouth of a river end cap through corresponding structural design and assemble and dismantle, conveniently change the mouth of a river inner bag, be favorable to reducing the use cost at middle package mouth of a river.

Description

Detachable tundish nozzle

Technical Field

The utility model relates to a metallurgical equipment technical field, concretely relates to removable well mouth of a river of wrapping.

Background

Metallurgy refers to the process and technology of extracting metals or metal compounds from minerals and making metals into metallic materials with certain properties by various processing methods. Since the 20 th century, with the civilization progress of the human society, the steel industry is gradually developed vigorously, becoming an important material basis for the progress of the global economy and the social civilization. The tundish is a refractory vessel used in short-run steelmaking, and receives molten steel poured from a ladle first, and then distributes the molten steel to each crystallizer through a tundish nozzle.

After the existing tundish nozzle is used for a period of time, the inner lining of the existing tundish nozzle can be eroded by molten steel and molten slag, and the whole nozzle needs to be replaced because the inner lining and the nozzle are fixed together, so that the use cost of the nozzle is increased.

Therefore, there is a need to provide a removable tundish nozzle to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a removable well package mouth of a river to the package mouth of a river that has now among the solution technology is after using a period, and its inside lining just can be corroded by molten steel and slag, because inside lining and mouth of a river are together fixed, consequently need change whole mouth of a river, causes the problem that the use cost at the mouth of a river increases.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a removable well mouth of a river of packing, includes mouth of a river inner bag, mouth of a river shell and mouth of a river end cap, the mouth of a river inner bag outside is located to mouth of a river shell cover, mouth of a river end cap cover is located mouth of a river inner bag bottom, the mouth of a river inner bag outside is equipped with spacing stupefied and locating convex block, spacing stupefied and locating convex block's quantity is all established to two, locating convex block and spacing stupefied phase-match, locating convex block sets up under spacing stupefied, spacing draw-in groove has all been seted up to mouth of a river shell inner wall both sides, spacing stupefied and spacing draw-in groove looks joint, the ring channel has been seted up to mouth of a river end cap inner wall, mouth of a river end cap top both sides are all seted up flutedly, the recess is linked together with the ring channel, locating groove top both sides have all seted up locating groove, spacing draw-in groove, ring groove and groove all with locating convex block phase-match, locating convex block and locating groove looks joint.

Preferably, annular step has been seted up to mouth of a river shell bottom, mouth of a river end cap top fixedly connected with hides the ring, hide ring and annular step phase-match, hide ring and mouth of a river end cap integrated firing shaping, through the cooperation that hides ring and annular step, can avoid the partial structure on the mouth of a river inner bag to expose outside.

Preferably, the two limiting convex ridges and the two positioning lugs are symmetrically distributed about the central line of the inner container of the water gap, and the limiting convex ridges are clamped with the limiting clamping grooves to prevent the inner container of the water gap from rotating.

Preferably, the included angle between the groove and the positioning clamping groove is ninety degrees, so that the groove and the positioning clamping groove can be found conveniently.

Preferably, the mouth of a river inner bag comprises bowl mouth, transition material, courage body and inside lining, spacing protruding stupefied and location lug all fire the shaping with courage body an organic whole, are favorable to improving the structural strength of spacing protruding stupefied and location lug.

Preferably, the transition material is fixedly connected to the bottom of the bowl opening, the liner body is fixedly connected to the bottom of the transition material, and the lining is fixedly connected to the inner wall of the liner body.

Preferably, the bowl mouth and the lining are both made of zirconia materials, and the transition material is made of zirconia and aluminum-zirconium-carbon mixed materials.

Preferably, the nozzle housing, the nozzle end cap and the liner body are all made of aluminum-zirconium-carbon materials.

In the technical scheme, the utility model provides a technological effect and advantage:

the utility model discloses constitute by the three independent and relevant part of mouth of a river inner bag, mouth of a river shell and mouth of a river end cap, set up spacing protruding stupefied and location lug on the mouth of a river inner bag, set up spacing draw-in groove on the mouth of a river shell, set up ring channel, recess and positioning groove on the mouth of a river end cap, cooperate mouth of a river inner bag, mouth of a river shell and mouth of a river end cap through corresponding structural design and assemble and dismantle, conveniently change the mouth of a river inner bag, be favorable to reducing the use cost at middle package mouth of a river.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a partial sectional view of the present invention;

FIG. 3 is a schematic structural view of the inner bladder of the nozzle of the present invention;

FIG. 4 is a sectional view of the inner tube of the nozzle;

fig. 5 is a schematic structural view of the nozzle housing of the present invention;

fig. 6 is a schematic structural view of the nozzle end cap of the present invention.

Description of reference numerals:

1. a water gap inner container; 2. a nozzle housing; 3. a nozzle end cap; 4. limiting convex edges; 5. positioning the bump; 6. a limiting clamping groove; 7. an annular groove; 8. a groove; 9. positioning the clamping groove; 10. an annular step; 11. a shield ring; 12. a bowl mouth; 13. transition materials; 14. a liner body; 15. and (4) lining.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the attached drawings.

The utility model provides a as shown in fig. 1-6 a detachable well wrap mouth of a river, including mouth of a river inner bag 1, mouth of a river shell 2 and mouth of a river end cap 3, mouth of a river inner bag 1 outside is located to mouth of a river shell 2 cover, mouth of a river inner bag 1 bottom is located to mouth of a river end cap 3 cover, mouth of a river inner bag 1 outside is equipped with spacing stupefied 4 and locating lug 5, spacing stupefied 4 and locating lug 5's quantity is all established to two, locating lug 5 and spacing stupefied 4 phase-match, locating lug 5 sets up under spacing stupefied 4, spacing draw-in groove 6 has all been seted up to mouth of a river shell 2 inner wall both sides, spacing stupefied 4 and 6 looks joints of spacing draw-in groove, ring channel 7 has been seted up to 3 inner walls of mouth of a river end cap, 3 top both sides of mouth of a river end cap have all seted up recess 8, recess 8 is linked together with ring channel 7, locating slot 9 has all been seted up to ring channel 7 top both sides of ring channel 7, spacing draw-in groove 6, ring channel 7 and recess 8 all phase-match with locating lug 5, locating slot 9 looks joint.

Annular step 10 has been seted up to mouth of a river shell 2 bottom, 3 top fixedly connected with in mouth of a river end cap hides ring 11, hide ring 11 and annular step 10 phase-match, hide ring 11 and mouth of a river end cap 3 integrated firing shaping.

The two limiting convex ridges 4 and the two positioning lugs 5 are symmetrically distributed around the central line of the inner container 1 of the water gap.

The included angle between the groove 8 and the positioning clamping groove 9 is ninety degrees.

The water gap inner container 1 is composed of a bowl opening 12, a transition material 13, a container body 14 and a lining 15, and the limiting convex edge 4 and the positioning lug 5 are integrally fired and formed with the container body 14.

The transition material 13 is fixedly connected to the bottom of the bowl opening 12, the liner body 14 is fixedly connected to the bottom of the transition material 13, and the lining 15 is fixedly connected to the inner wall of the liner body 14.

The bowl mouth 12 and the lining 15 are both made of zirconia material, and the transition material 13 is made of zirconia and aluminum-zirconium-carbon mixed material.

The nozzle shell 2, the nozzle end cap 3 and the liner 14 are all made of aluminum-zirconium-carbon materials.

This practical theory of operation:

referring to the attached drawings 1-6 of the specification, when the utility model is used, firstly, the inner spout liner 1 is inserted from the top of the outer spout housing 2, and two limit convex ridges 4 on the inner spout liner 1 are respectively clamped with two limit clamping grooves 6 on the outer spout housing 2 until the top end of the inner spout liner 1 contacts with the top end of the outer spout housing 2, then the positioning lug 5 is exposed outside, the inner spout cap 3 is arranged at the bottom of the inner spout liner 1, and two grooves 8 on the inner spout cap 3 are respectively matched with the two positioning lugs 5 on the inner spout liner 1, then the inner spout cap 3 is pushed upwards, the positioning lug 5 passes through the groove 8 and enters into the annular groove 7, then the inner spout cap 3 is rotated ninety degrees, at this time, the two positioning lugs 5 on the inner spout 1 are respectively matched with the two positioning clamping grooves 9 on the inner spout cap 3, finally, the hand is loosened to enable the nozzle end cap 3 to directly fall down, so that the positioning lug blocks 5 are clamped with the positioning clamping grooves 9, and the assembly among the nozzle inner container 1, the nozzle shell 2 and the nozzle end cap 3 is completed;

refer to specification attached drawing 1-6, in using the utility model discloses the time, the tundish mouth of a river is by mouth of a river inner bag 1, mouth of a

river shell

2 and 3 three independent and relevant parts of mouth of a river end cap are constituteed, set up spacing protruding stupefied 4 and positioning convex block 5 on mouth of a river inner bag 1, set up spacing draw-in groove 6 on mouth of a river shell 2, set up ring channel 7 on mouth of a river end cap 3, recess 8 and positioning groove 9, cooperate mouth of a river inner bag 1 through corresponding structural design, mouth of a river shell 2 and mouth of a river end cap 3 are assembled and are dismantled, the convenience is changed mouth of a river inner bag 1, be favorable to reducing the use cost at the middle package mouth of a river.

Claims

1. The utility model provides a detachable well package mouth of a river, includes mouth of a river inner bag (1), mouth of a river shell (2) and mouth of a river end cap (3), its characterized in that: the utility model discloses a mouth of a river inner bag (1) outside is located to mouth of a river shell (2) cover, mouth of a river inner bag (1) bottom is located to mouth of a river end cap (3) cover, mouth of a river inner bag (1) outside is equipped with spacing protruding stupefied (4) and locating convex block (5), spacing protruding stupefied (4) and locating convex block (5) quantity is all established to two, locating convex block (5) and spacing protruding stupefied (4) phase-match, locating convex block (5) set up under spacing protruding stupefied (4), spacing draw-in groove (6) have all been seted up to mouth of a river shell (2) inner wall both sides, spacing protruding stupefied (4) and spacing draw-in groove (6) looks joint, ring channel (7) have been seted up to mouth of a river end cap (3) inner wall, mouth of a river end cap (3) top both sides all are seted up flutedly, (8) are linked together with ring channel (7), locating draw-in groove (9) have all been seted up to ring channel (7) top both sides, spacing draw-in groove (6), ring channel (7) and groove (8) all match with locating convex block (5), locating convex block (9) phase-match.

2. The detachable tundish nozzle of claim 1, wherein: annular step (10) have been seted up to mouth of a river shell (2) bottom, mouth of a river end cap (3) top fixedly connected with shelters from ring (11), shelter from ring (11) and annular step (10) phase-match, shelter from ring (11) and mouth of a river end cap (3) integrated firing shaping.

3. The removable tundish nozzle of claim 1, wherein: the two limiting convex edges (4) and the two positioning convex blocks (5) are symmetrically distributed around the central line of the water gap inner container (1).

4. The removable tundish nozzle of claim 1, wherein: and an included angle between the groove (8) and the positioning clamping groove (9) is ninety degrees.

5. The removable tundish nozzle of claim 1, wherein: the water gap inner container (1) is composed of a bowl opening (12), a transition material (13), a container body (14) and a lining (15), and the limiting convex edge (4) and the positioning bump (5) are integrally formed with the container body (14) in a firing mode.

6. The removable tundish nozzle of claim 5, wherein: transition material (13) fixed connection is in bowl mouth (12) bottom, courage body (14) fixed connection is in transition material (13) bottom, inside lining (15) fixed connection is in courage body (14) inner wall.

7. A removable tundish nozzle according to claim 5, wherein: the bowl mouth (12) and the lining (15) are both made of zirconia materials, and the transition material (13) is made of zirconia and aluminum-zirconium-carbon mixed materials.

8. The removable tundish nozzle of claim 5, wherein: the nozzle shell (2), the nozzle end cap (3) and the liner body (14) are all made of aluminum-zirconium-carbon materials.