CN204672947U - A kind of stopper nozzle quick-change device - Google Patents
A kind of stopper nozzle quick-change device Download PDFInfo
- Publication number
- CN204672947U CN204672947U CN201520371036.0U CN201520371036U CN204672947U CN 204672947 U CN204672947 U CN 204672947U CN 201520371036 U CN201520371036 U CN 201520371036U CN 204672947 U CN204672947 U CN 204672947U
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- CN
- China
- Prior art keywords
- mouth
- river
- nozzle
- hole
- long nozzle
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
- B22D41/50—Pouring-nozzles
- B22D41/56—Means for supporting, manipulating or changing a pouring-nozzle
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Nozzles (AREA)
- Revetment (AREA)
Abstract
The utility model provides a kind of stopper nozzle quick-change device, comprise and add long nozzle, add long nozzle bottom and offer mouth of a river locating hole, the middle and upper part of filling pipe end is arranged in the locating hole of the mouth of a river, add long nozzle bottom to coordinate with installing plate, filling pipe end bottom is arranged in upper guide plate, the basal surface of filling pipe end contacts with the upper surface at the lower mouth of a river, bottom guide is installed in upper guide plate bottom surface, gas spring is arranged on bottom guide, the bottom at the lower mouth of a river is arranged in the upper port of submersed nozzle, the upper surface of the basal surface and upper guide plate that add long nozzle touches, the through hole upper end adding long nozzle coordinates with stopper, the through-hole wall adding long nozzle installs the first cylindrical wear ring, the through-hole wall of filling pipe end installs the second cylindrical wear ring.The utility model, can production high-quality steel and variety steel under clean state continuously owing to polluting without erosion slag, and when changing the mouth of a river, positional accuracy is high, and production security is high, and the replacing mouth of a river is convenient and swift.
Description
Technical field
The utility model relates to steelmaking equipment accessory, is a kind of stopper nozzle quick-change device.
Background technology
Need to use nozzle quick-change device in the continuous casting production of steel enterprise steel-making, and current existing fast replacing device all adopt filling pipe end and brick cup with the use of structure, the deficiency of the fast replacing device of this structure is: due to brick cup and filling pipe end with the use of, brick cup and filling pipe end are changed simultaneously, so after brick cup is etched, the mouth of a river must be replaced with in time, otherwise molten steel has contaminated possibility at any time, particularly for the product requirement high-cleanness production environment of high-quality steel, variety steel, thus avoid occurring the underproof phenomenon of product quality.And the service life of brick cup is shorter, after brick cup is etched, when filling pipe end not yet produces and is etched, still need to replace with the mouth of a river simultaneously, cause a large amount of wastes of filling pipe end.In addition, because the locating surface quality of brick cup is lower, the positioning precision coordinated with filling pipe end is low, and production security is low.
Utility model content
The purpose of this utility model is, provide a kind of stopper nozzle quick-change device, it can solve the deficiencies in the prior art.
The utility model for achieving the above object, be achieved through the following technical solutions: a kind of stopper nozzle quick-change device, comprise and add long nozzle, add long nozzle bottom and offer mouth of a river locating hole, the middle and upper part of filling pipe end is arranged in the locating hole of the mouth of a river, add long nozzle bottom to coordinate with installing plate, filling pipe end bottom is arranged in upper guide plate, the basal surface of filling pipe end contacts with the upper surface at the lower mouth of a river, bottom guide is installed in upper guide plate bottom surface, gas spring is arranged on bottom guide, the bottom at the lower mouth of a river is arranged in the upper port of submersed nozzle, the upper surface of the basal surface and upper guide plate that add long nozzle touches, the through hole upper end adding long nozzle coordinates with stopper, the through-hole wall adding long nozzle installs the first cylindrical wear ring, the through-hole wall of filling pipe end installs the second cylindrical wear ring.The through hole top adding long nozzle is pyramid type cavity, installs zirconium bowl in pyramid type cavity.The bottom face of the second cylindrical wear ring upper surface and the first cylindrical wear ring touches, and the bottom face of the first cylindrical wear ring is positioned at the upper end of mouth of a river locating hole, and the upper surface of the second cylindrical wear ring is higher than the upper surface of filling pipe end upper end external diameter.The inner surface of mouth of a river locating hole is taper.Upper guide plate offers argon blowing hole, and argon blowing hole is through hole.The parent fraction adding long nozzle is two parts compositions, and the bottom surface of upper parent is connected with lower parent, upper parent offers through hole, upper parent is offered mouth of a river locating hole.Upper parent and lower parent are cylinder, and upper parent is identical with the external diameter of lower parent.The upper end diameter D2 of mouth of a river locating hole is more than or equal to the outer diameter D 3 of the second wear ring.
Fast replacing device described in the utility model can solve the deficiencies in the prior art, and service life brings up to 120 hours by 24 hours in past, has increased substantially production efficiency, and has saved lot of materials; Owing to polluting without erosion slag, can production high-quality steel and variety steel under clean state continuously, when changing the mouth of a river, positional accuracy is high, and production security is high, and the replacing mouth of a river is convenient and swift; And can with produce in argon-blowing device with the use of, produce higher-quality special steel etc.
Accompanying drawing explanation
Accompanying drawing 1 is the utility model structural representation;
Accompanying drawing 2 is the structural representations lengthening filling pipe end in accompanying drawing 1;
Accompanying drawing 3 is one of embodiment lengthening filling pipe end structural representations in accompanying drawing 1.
Detailed description of the invention
Contrast accompanying drawing is described further the utility model.
Stopper nozzle quick-change device of the present utility model, comprise and add long nozzle 3, add long nozzle 3 bottom and offer mouth of a river locating hole 12, the middle and upper part of filling pipe end 5 is arranged in mouth of a river locating hole 12, add long nozzle 3 bottom to coordinate with installing plate 6, filling pipe end 5 bottom is arranged in upper guide plate 7, the basal surface of filling pipe end 5 contacts with the upper surface at the lower mouth of a river 11, bottom guide 9 is installed in upper guide plate 7 bottom surface, gas spring 8 is arranged on bottom guide 9, the bottom at the lower mouth of a river 11 is arranged in the upper port of submersed nozzle 10, the upper surface of the basal surface and upper guide plate 7 that add long nozzle 3 touches, through hole 14 upper end adding long nozzle 3 coordinates with stopper 1, through hole 14 inwall adding long nozzle 3 installs the first cylindrical wear ring 4, the through-hole wall of filling pipe end 5 installs the second cylindrical wear ring 13.The combination of the utility model said structure completes the purpose of this utility model, and reaches good effect of the present utility model.
Stopper nozzle quick-change device of the present utility model in order to better coordinate with stopper, and increases its wearability, and the further scheme provided is: through hole 14 top adding long nozzle 3 is pyramid type cavity 15, installs zirconium bowl in pyramid type cavity 15.
The utility model is in order to realize Quick changing gate further, and make filling pipe end and add long nozzle accurately to locate, the further scheme provided is: the bottom face of the second cylindrical wear ring 13 upper surface and the first cylindrical wear ring 4 touches, the bottom face of the first cylindrical wear ring 4 is positioned at the upper end of mouth of a river locating hole 12, and the upper surface of the second cylindrical wear ring 13 is higher than the upper surface of filling pipe end 5 upper end external diameter.
The utility model further preferred scheme is: the inner surface of mouth of a river locating hole 12 is tapers.It can make filling pipe end and add connection between long nozzle more firm, and it is more accurate to locate.
Upper guide plate 7 described in the utility model offers argon blowing hole 16, and argon blowing hole 16 is through hole.It can be connected with the argon-blowing device in production, and the utility model offers argon blowing hole in this position, while can being connected with argon-blowing device easily, does not affect the utility model in use Quick changing gate.
The structure of the embodiment two that the utility model provides as shown in Figure 3, the parent fraction adding long nozzle 3 is two parts compositions by it, and the bottom surface of upper parent 3a is connected with lower parent 3b, and upper parent 3a offers through hole 14, upper parent 3b offers mouth of a river locating hole 12, and this structure is convenient to manufacture.Preferred scheme is further: upper parent 3a and lower parent 3b is cylinder, and upper parent 3a is identical with the external diameter of lower parent 3b, is convenient to assemble with Quick change upper nozzle.
Preferred version of the present utility model is: the upper end diameter D2 of mouth of a river locating hole 12 is more than or equal to the outer diameter D 3 of the second wear ring 13, this structure is used for fixing Quick change upper nozzle further, the zirconium core of Quick change upper nozzle is coordinated with locating hole, further raising the utility model coordinates firmness with Quick change upper nozzle, improves production security.
In figure: 17 is stopper through holes, 18 is pyramid type cavitys, and 19 is lengthening type upper nozzle through holes, and 20 is stepped holes, and D1 is the lower end diameter of mouth of a river locating hole 12.
Claims (8)
1. a stopper nozzle quick-change device, it is characterized in that: comprise and add long nozzle (3), add long nozzle (3) bottom and offer mouth of a river locating hole (12), the middle and upper part of filling pipe end (5) is arranged in mouth of a river locating hole (12), add long nozzle (3) bottom to coordinate with installing plate (6), filling pipe end (5) bottom is arranged in upper guide plate (7), the basal surface of filling pipe end (5) contacts with the upper surface of the lower mouth of a river (11), bottom guide (9) is installed in upper guide plate (7) bottom surface, gas spring (8) is arranged on bottom guide (9), the bottom of the lower mouth of a river (11) is arranged in the upper port of submersed nozzle (10), the upper surface of the basal surface and upper guide plate (7) that add long nozzle (3) touches, through hole (14) upper end adding long nozzle (3) coordinates with stopper (1), through hole (14) inwall adding long nozzle (3) installs the first cylindrical wear ring (4), the through-hole wall of filling pipe end (5) installs the second cylindrical wear ring (13).
2. a kind of stopper nozzle quick-change device according to claim 1, is characterized in that: through hole (14) top adding long nozzle (3) is pyramid type cavity (15), installs zirconium bowl (2) in pyramid type cavity (15).
3. a kind of stopper nozzle quick-change device according to claim 1, it is characterized in that: the bottom face of the second cylindrical wear ring (13) upper surface and the first cylindrical wear ring (4) touches, the bottom face of the first cylindrical wear ring (4) is positioned at the upper end of mouth of a river locating hole (12), and the upper surface of the second cylindrical wear ring (13) is higher than the upper surface of filling pipe end (5) upper end external diameter.
4. a kind of stopper nozzle quick-change device according to claim 1, is characterized in that: the inner surface of mouth of a river locating hole (12) is taper.
5. a kind of stopper nozzle quick-change device according to claim 1, it is characterized in that: upper guide plate (7) is offered argon blowing hole (16), argon blowing hole (16) is through hole.
6. a kind of stopper nozzle quick-change device according to claim 1, it is characterized in that: the parent fraction adding long nozzle (3) is two parts compositions, the bottom surface of upper parent (3a) is connected with lower parent (3b), upper parent (3a) is offered through hole (14), upper parent (3b) is offered mouth of a river locating hole (12).
7. a kind of stopper nozzle quick-change device according to claim 6, is characterized in that: upper parent (3a) and lower parent (3b) are cylinder, and upper parent (3a) is identical with the external diameter of lower parent (3b).
8. a kind of stopper nozzle quick-change device according to claim 6, is characterized in that: the upper end diameter D2 of mouth of a river locating hole (12) is more than or equal to the outer diameter D 3 of the second wear ring (13).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520371036.0U CN204672947U (en) | 2015-04-20 | 2015-06-02 | A kind of stopper nozzle quick-change device |
| PCT/CN2015/098021 WO2016169285A1 (en) | 2015-04-20 | 2015-12-21 | Stopper water nozzle quick changing device |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2015101867475 | 2015-04-20 | ||
| CN201510186747 | 2015-04-20 | ||
| CN201520371036.0U CN204672947U (en) | 2015-04-20 | 2015-06-02 | A kind of stopper nozzle quick-change device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204672947U true CN204672947U (en) | 2015-09-30 |
Family
ID=54172670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520371036.0U Active CN204672947U (en) | 2015-04-20 | 2015-06-02 | A kind of stopper nozzle quick-change device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN204672947U (en) |
| WO (1) | WO2016169285A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016169285A1 (en) * | 2015-04-20 | 2016-10-27 | 济南麦哈勃冶金技术开发有限公司 | Stopper water nozzle quick changing device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4526304A (en) * | 1983-05-16 | 1985-07-02 | Allied Corporation | Apparatus for rapid changing of nozzles |
| GB2250461B (en) * | 1990-11-14 | 1994-06-29 | Ishikawajima Harima Heavy Ind | Strip casting |
| DE9408700U1 (en) * | 1993-07-06 | 1994-09-08 | Stopinc Ag, Baar | Device for connecting and changing a pouring tube to a vessel containing molten metal |
| CN201020531Y (en) * | 2007-03-23 | 2008-02-13 | 济南麦哈勃冶金技术开发有限公司 | Stopper type fixed diameter nozzle quick-changing casting device |
| CN201960128U (en) * | 2010-12-10 | 2011-09-07 | 济南麦哈勃冶金技术开发有限公司 | Inert gas protection stopper rod fixed nozzle quick-changing device for clean steel |
| CN103831429A (en) * | 2012-11-21 | 2014-06-04 | 江苏扬远船舶设备铸造有限公司 | Molten steel pouring crane ladle with flaring type water gap |
| CN204672947U (en) * | 2015-04-20 | 2015-09-30 | 济南麦哈勃冶金技术开发有限公司 | A kind of stopper nozzle quick-change device |
-
2015
- 2015-06-02 CN CN201520371036.0U patent/CN204672947U/en active Active
- 2015-12-21 WO PCT/CN2015/098021 patent/WO2016169285A1/en active Application Filing
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016169285A1 (en) * | 2015-04-20 | 2016-10-27 | 济南麦哈勃冶金技术开发有限公司 | Stopper water nozzle quick changing device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016169285A1 (en) | 2016-10-27 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |