CN204672946U - A kind of wear-resisting type stopper nozzle quick-change device - Google Patents
A kind of wear-resisting type stopper nozzle quick-change device Download PDFInfo
- Publication number
- CN204672946U CN204672946U CN201520370975.3U CN201520370975U CN204672946U CN 204672946 U CN204672946 U CN 204672946U CN 201520370975 U CN201520370975 U CN 201520370975U CN 204672946 U CN204672946 U CN 204672946U
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- nozzle
- hole
- zirconium
- cylinder
- wear
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Abstract
The utility model provides a kind of wear-resisting type stopper nozzle quick-change device, comprise and add long nozzle, add long nozzle bottom and offer mouth of a river locating hole, add long nozzle bottom to coordinate with installing plate, filling pipe end bottom is arranged in upper guide plate, 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, submersed nozzle top is cone, bottom is cylinder, the upper surface of the bottom surface and upper guide plate that add long nozzle touches, the the first through hole upper port adding long nozzle coordinates with the zirconium head of Stopper Body bottom, cylindrical hole is offered in the centre of submersed nozzle, cone-shaped hole is offered in cone centre, the through-hole wall of submersed nozzle upper-end part of driving offers annular groove, in annular groove, cylindrical zirconium matter cylinder is installed, the upper end of cylindrical zirconium matter cylinder and the smaller diameter end of conical zirconium matter cylinder touch.During the utility model replacing mouth of a river, positional accuracy is high, convenient and swift.
Description
Technical field
The utility model relates to steelmaking equipment accessory, is a kind of wear-resisting type 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 replace with the mouth of a river still 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 wear-resisting type 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 wear-resisting type 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, submersed nozzle top is cone, bottom is cylinder, the upper surface of the bottom surface and upper guide plate that add long nozzle touches, the the first through hole upper port adding long nozzle coordinates with the zirconium head of Stopper Body bottom, stopper hole is offered in the centre of Stopper Body, stopper hole is through hole, the middle part outer wall of Stopper Body installs zirconium cylinder, the bottom zirconium head of Stopper Body arranges connection handle, zirconium head bottom outer wall is arcuation wall, arcuation wall and connection handle junction arrange platform, connection handle coordinates with stopper hole, platform is connected with the bottom surface of Stopper Body, cylindrical hole is offered in the centre of submersed nozzle, end diameter and the cylinder upper end of cone are connected as a single entity, cone-shaped hole is offered in cone centre, ring-type cone tank is offered at the minimum diameter position of cone-shaped hole, in ring-type cone tank, conical zirconium matter cylinder is installed, the through-hole wall of submersed nozzle upper-end part of driving offers annular groove, in annular groove, cylindrical zirconium matter cylinder is installed, the upper end of cylindrical zirconium matter cylinder and the smaller diameter end of conical zirconium matter cylinder touch.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.Outer wall place, submersed nozzle bottom to bottom offers the first cannelure, installs the first zirconium cylinder in the first cannelure.Inwall place, parent bottom to bottom offers the second cannelure, installs the second zirconium cylinder in the second cannelure.The height H of conical zirconium matter cylinder
2for 20-50 millimeter.The height H of cylindrical submersed nozzle
1for 10-35 millimeter.First zirconium cylinder is identical with the height of the second zirconium cylinder, the height H of the first zirconium cylinder
3for 30-150 millimeter.The thickness L of the first zirconium cylinder is 2-8 millimeter.
Wear-resisting type stopper nozzle quick-change 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.
A kind of wear-resisting type stopper nozzle quick-change device of the present utility model, comprise and add long nozzle 2, add long nozzle 2 bottom and offer mouth of a river locating hole 5, the middle and upper part of filling pipe end 6 is arranged in mouth of a river locating hole 5, add long nozzle 2 bottom to coordinate with installing plate 14, filling pipe end 6 bottom is arranged in upper guide plate 13, the basal surface of filling pipe end 6 contacts with the upper surface at the lower mouth of a river 7, bottom guide 11 is installed in upper guide plate 13 bottom surface, gas spring 12 is arranged on bottom guide 11, the bottom at the lower mouth of a river 7 is arranged in the upper port of submersed nozzle 21, submersed nozzle 21 top is cone 25, bottom is cylinder, the upper surface of the bottom surface and upper guide plate 13 that add long nozzle 2 touches, the first through hole 4 upper port adding long nozzle 2 coordinates with the zirconium head 16 of Stopper Body 17 bottom, stopper hole 24 is offered in the centre of Stopper Body 17, stopper hole 24 is through hole, the middle part outer wall of Stopper Body 17 installs zirconium cylinder 18, the bottom zirconium head 16 of Stopper Body 17 arranges connection handle 19, zirconium head 16 bottom outer wall is arcuation wall, arcuation wall and connection handle 19 junction arrange platform 23, connection handle 19 coordinates with stopper hole 24, platform 23 is connected with the bottom surface of Stopper Body 17, cylindrical hole 26 is offered in the centre of submersed nozzle 21, end diameter and the cylinder upper end of cone 25 are connected as a single entity, cone-shaped hole 36 is offered in cone 25 centre, ring-type cone tank 29 is offered at the minimum diameter position of cone-shaped hole 36, in ring-type cone tank 29, conical zirconium matter cylinder 27 is installed, the through-hole wall of submersed nozzle 21 upper-end part of driving offers annular groove 30, in annular groove 30, cylindrical zirconium matter cylinder 28 is installed, the upper end of cylindrical zirconium matter cylinder 28 and the smaller diameter end of conical zirconium matter cylinder 27 touch.A passage 38 is offered between cone 25 outer wall and cone-shaped hole 36 inwall.
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 34 top adding long nozzle 2 is pyramid type cavity 33, installs zirconium bowl 1 in pyramid type cavity 33.
Of the present utility model 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 15 upper surface and the first cylindrical wear ring 3 touches, the bottom face of the first cylindrical wear ring 3 is positioned at the upper end of mouth of a river locating hole 5, and the upper surface of the second cylindrical wear ring 15 is higher than the upper surface of filling pipe end 6 upper end external diameter.
The utility model further preferred scheme is: the inner surface of mouth of a river locating hole 5 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 13 described in the utility model offers argon blowing hole 37, and argon blowing hole 37 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 2 is two parts compositions by it, and the bottom surface of upper parent 2a is connected with lower parent 2b, and upper parent 2a offers through hole 34, upper parent 2b offers mouth of a river locating hole 5, and this structure is convenient to manufacture.Preferred scheme is further: upper parent 2a and lower parent 2b is cylinder, and upper parent 2a is identical with the external diameter of lower parent 2b, 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 5 is more than or equal to the outer diameter D 3 of the second wear ring 15, 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, D1 is the lower end diameter of mouth of a river locating hole 5.
Further program of the utility model is: submersed nozzle 21 bottom to outer wall place, bottom offers in the first cannelure 31, first cannelure 31 and installs the first zirconium cylinder 9.Said structure of the present utility model significantly can improve the bottom service life at the mouth of a river, reaches advantage described in the utility model.
Preferred version of the present utility model is: inwall place, parent bottom to bottom offers in the second cannelure 32, second cannelure 32 and installs the second zirconium cylinder 10.After bottom interior wall of the present utility model installs zirconium cylinder, now, zirconium cylinder is all installed on top of the present utility model, bottom inside and outside wall, which increase the ability of anti-molten steel etch, too increase the time that upper and lower, the utility model mouth of a river is etched simultaneously simultaneously, the mouth of a river can not be changed because top, the mouth of a river or bottom are a part of separately by after molten steel etch, avoid the waste of material.
The height H of conical zirconium matter cylinder 27 described in the utility model
2for 20-50 millimeter, the height H of cylindrical submersed nozzle 21
1for 10-35 millimeter, the first zirconium cylinder 9 is identical with the height of the second zirconium cylinder 10, the height H of the first zirconium cylinder 9
3for 30-150 millimeter, this is that the utility model keeps, not by the optimum height of molten steel etch conical zirconium matter cylinder 27, cylindrical submersed nozzle 21 and zirconium cylinder, further ensuring the service life at the utility model mouth of a river.
The thickness L of the first zirconium cylinder 9 described in the utility model is 2-8 millimeter, and this is anti-molten steel etch, reach the utility model selects preferably.
Offer Argon through hole 20 in the middle part of the zirconium head 16 of Stopper Body 17 described in the utility model, Argon through hole 20 communicates with stopper hole 24, and said structure can be used for argon-blowing device, with argon-blowing device with the use of the quality that can further improve molten steel.
Claims (10)
1. a wear-resisting type stopper nozzle quick-change device, it is characterized in that: comprise and add long nozzle (2), add long nozzle (2) bottom and offer mouth of a river locating hole (5), the middle and upper part of filling pipe end (6) is arranged in mouth of a river locating hole (5), add long nozzle (2) bottom to coordinate with installing plate (14), filling pipe end (6) bottom is arranged in upper guide plate (13), the basal surface of filling pipe end (6) contacts with the upper surface of the lower mouth of a river (7), bottom guide (11) is installed in upper guide plate (13) bottom surface, gas spring (12) is arranged on bottom guide (11), the bottom of the lower mouth of a river (7) is arranged in the upper port of submersed nozzle (21), submersed nozzle (21) top is cone (25), bottom is cylinder, the upper surface of the bottom surface and upper guide plate (13) that add long nozzle (2) touches, the zirconium head (16) of the first through hole (4) upper port and Stopper Body (17) bottom that add long nozzle (2) coordinates, stopper hole (24) is offered in the centre of Stopper Body (17), stopper hole (24) is through hole, the middle part outer wall of Stopper Body (17) is installed zirconium cylinder (18), bottom zirconium head (16) of Stopper Body (17) arranges connection handle (19), zirconium head (16) bottom outer wall is arcuation wall, arcuation wall and connection handle (19) junction arrange platform (23), connection handle (19) coordinates with stopper hole (24), platform (23) is connected with the bottom surface of Stopper Body (17), cylindrical hole (26) is offered in the centre of submersed nozzle (21), end diameter and the cylinder upper end of cone (25) are connected as a single entity, cone-shaped hole (36) is offered in cone (25) centre, ring-type cone tank (29) is offered at the minimum diameter position of cone-shaped hole (36), in ring-type cone tank (29), conical zirconium matter cylinder (27) is installed, the through-hole wall of submersed nozzle (21) upper-end part of driving is offered annular groove (30), in annular groove (30), cylindrical zirconium matter cylinder (28) is installed, the upper end of cylindrical zirconium matter cylinder (28) and the smaller diameter end of conical zirconium matter cylinder (27) touch.
2. a kind of wear-resisting type stopper nozzle quick-change device according to claim 1, is characterized in that: the inner surface of mouth of a river locating hole (5) is taper.
3. a kind of wear-resisting type stopper nozzle quick-change device according to claim 1, it is characterized in that: upper guide plate (13) is offered argon blowing hole (37), argon blowing hole (37) is through hole.
4. a kind of wear-resisting type stopper nozzle quick-change device according to claim 1, it is characterized in that: the parent fraction adding long nozzle (2) is two parts compositions, the bottom surface of upper parent (2a) is connected with lower parent (2b), upper parent (2a) is offered through hole (34), upper parent (2b) is offered mouth of a river locating hole (5).
5. a kind of wear-resisting type stopper nozzle quick-change device according to claim 1, is characterized in that: the first cannelure (31) is offered to outer wall place, bottom in submersed nozzle (21) bottom, installs the first zirconium cylinder (9) in the first cannelure (31).
6. a kind of wear-resisting type stopper nozzle quick-change device according to claim 1, is characterized in that: inwall place, parent bottom to bottom offers the second cannelure (32), installs the second zirconium cylinder (10) in the second cannelure (32).
7. a kind of wear-resisting type stopper nozzle quick-change device according to claim 1, is characterized in that: the height H of conical zirconium matter cylinder (27)
2for 20-50 millimeter.
8. a kind of wear-resisting type stopper nozzle quick-change device according to claim 1, is characterized in that: the height H of cylindrical submersed nozzle (21)
1for 10-35 millimeter.
9. a kind of wear-resisting type stopper nozzle quick-change device according to claim 5 or 6, is characterized in that: the first zirconium cylinder (9) is identical with the height of the second zirconium cylinder (10), the height H of the first zirconium cylinder (9)
3for 30-150 millimeter.
10. a kind of wear-resisting type stopper nozzle quick-change device according to claim 5, is characterized in that: the thickness L of the first zirconium cylinder (9) is 2-8 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520370975.3U CN204672946U (en) | 2015-06-02 | 2015-06-02 | A kind of wear-resisting type stopper nozzle quick-change device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520370975.3U CN204672946U (en) | 2015-06-02 | 2015-06-02 | A kind of wear-resisting type stopper nozzle quick-change device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204672946U true CN204672946U (en) | 2015-09-30 |
Family
ID=54172669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520370975.3U Withdrawn - After Issue CN204672946U (en) | 2015-06-02 | 2015-06-02 | A kind of wear-resisting type stopper nozzle quick-change device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204672946U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104907549A (en) * | 2015-06-02 | 2015-09-16 | 济南麦哈勃冶金技术开发有限公司 | Anti-abrasion stopper rod water gap quick changing device |
-
2015
- 2015-06-02 CN CN201520370975.3U patent/CN204672946U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104907549A (en) * | 2015-06-02 | 2015-09-16 | 济南麦哈勃冶金技术开发有限公司 | Anti-abrasion stopper rod water gap quick changing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150930 Effective date of abandoning: 20170322 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |