CN103451358A - Slag-blocking steel-tapping device for revolving furnace - Google Patents
Slag-blocking steel-tapping device for revolving furnace Download PDFInfo
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- CN103451358A CN103451358A CN2012101745277A CN201210174527A CN103451358A CN 103451358 A CN103451358 A CN 103451358A CN 2012101745277 A CN2012101745277 A CN 2012101745277A CN 201210174527 A CN201210174527 A CN 201210174527A CN 103451358 A CN103451358 A CN 103451358A
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Abstract
The invention discloses a slag-blocking steel-tapping device for a revolving furnace. The slag-blocking steel-tapping device includes a connecting plate, a mounting plate and a door frame. Both sides of the upper face of the connecting plate are each provided with a guiding positioning hook, a positioning column and a swing bolt; both sides of the mounting plate are each provided with a hook shaft and half of a groove hole, and the mounting plate is embedded onto the connecting plate through the positioning columns; the door frame is connected with the mounting plate through a door frame hinge pin, sliding bars are arranged in the door frame, sliding frames can slidingly located in the door frame respectively along the sliding bars, and the interior of each sliding frame is provide with a spring box; the interiors of the sliding frames are also provide with a sliding slide plate brick and a sliding water gap brick, and the sliding slide plate brick and the sliding water gap brick are respectively provided with a steel flowing hole; the mounting plate is provided with a fixed slide plate brick, and the sliding slide plate brick, the sliding water gap brick and the fixed slide plate brick perform relative motion. The slag-blocking steel-tapping device for the revolving furnace is reasonable in structure, safe and reliable in use, simple in operation, and convenient to repair and replace, has good slag-blocking effect, and meets the requirements of steel tapping with less or no slag during steelmaking with the revolving furnace.
Description
Technical field
The present invention relates to a kind of mechanical means metal liquid spout of making steel and control the mechanism of flow, relate in particular to a kind of converter slag-resisting tapping set.
Background technology
The slag produced in converter steelmaking is harmful to, and lower cinder ladle during converter tapping is drawn together three parts: pre-slag, process slag and later stage slag.The slag stopping method that converter tapping extensively adopts both at home and abroad at present is that the gear pre-slag adopts slag retaining cap, and shelves later stage slag adopts slag-blocking ball, floating plug (slag blocking dart).Pneumatic dreg blocking and infrared lower slag inspection method also start under converter tapping, in slag control, to be applied gradually in addition, but these slag stopping methods all can not be realized the whole process pushing off the slag of forward and backward phase of converter tapping, particularly to pre-slag, almost can not control, bringing into of slag, affected steel quality.
Summary of the invention
The object of the present invention is to provide a kind of converter slag-resisting tapping set, can not realize to the whole process pushing off the slag of forward and backward phase of converter tapping is caused bringing into of slag, thereby affects steel quality with the slag stopping method that solves existing converter tapping.
To achieve these goals, the technical scheme that the present invention takes is:
A kind of converter slag-resisting tapping set wherein, comprising:
Web plate, the both sides on described web plate face have respectively guide-localization hook, locating dowel and swing bolt;
Mounting plate, the both sides of described mounting plate have hook axle, half slotted eye and pressure foot, and described hook axle is corresponding with described positioning hanger, during installation, described hook axle with slide in described hook after described guide-localization hook contact, slotted eye embeds in described locating dowel to obtain after reliably locating and by two swing bolts, the pressing plate pin is fixed;
Doorframe, described doorframe is by door hinge chain pin and described mounting plate chain connection; Have draw runner in described doorframe, a slider bar is slidably located in described doorframe along described draw runner, in described slider bar, is provided with spring box; Also there is sliding skateboard brick and sliding sprue tile for smelting in described slider bar, described sliding skateboard brick and described sliding sprue tile for smelting have respectively steel outlet hole, described mounting plate has the fixed glides brick, described sliding skateboard brick, described sliding sprue tile for smelting and the relative movement of described fixed glides brick, realize the standard-sized sheet, half-open or close to realize flow control and pushing off the slag tapping of the steel outlet hole of two slide bricks.
Above-mentioned converter slag-resisting tapping set, wherein, also include fixedly nozzle brick, described fixedly nozzle brick is arranged on the central hole of described web plate, one pressing plate that is positioned at equally described web plate central hole fixes described fixedly nozzle brick by follower bolt, simultaneously, described fixed glides brick is positioned at the upper end of described fixedly nozzle brick.
Above-mentioned converter slag-resisting tapping set, wherein, the outside of described sliding sprue tile for smelting is respectively arranged with sliding sprue tile for smelting installation sleeve and sliding sprue tile for smelting permanent sleeve, and described sliding sprue tile for smelting installation sleeve is connected with described slider bar by the sliding sprue tile for smelting standing bolt with described sliding sprue tile for smelting permanent sleeve.
Above-mentioned converter slag-resisting tapping set, wherein, the junction of described slider bar and described spring box has spring cavity, and described spring cavity symmetry is positioned at the left and right sides of described slider bar, and described spring box is arranged in described spring cavity; Described spring box has spring, and the bottom of described spring box also has the draw runner seat, and described draw runner seat is connected with some rollers and roller folder.
Above-mentioned converter slag-resisting tapping set, wherein, described spring is any one in whisker or disk spring or spiral disk spring.
Above-mentioned converter slag-resisting tapping set, wherein, the left and right sides of described slider bar has roller (ball) guide rail.
The present invention is owing to having adopted above-mentioned technology, and the positively effect that makes it compared with prior art to have is:
Converter slag-resisting tapping set and slide brick intention novelty that the present invention proposes, rational in infrastructure, safe and reliable, simple to operate, conveniently, pushing off the slag is effective for maintenance, replacing, meets the requirement of the few slag of converter steelmaking, slag free tapping.
The accompanying drawing explanation
Fig. 1 is the schematic diagram of converter slag-resisting tapping set of the present invention.
Fig. 2 is the front view of converter slag-resisting tapping set of the present invention.
Fig. 3 is the A-A sectional view in Fig. 2.
Fig. 4 is the B-B sectional view in Fig. 2.
Fig. 5 is the schematic diagram that converter slag-resisting tapping set of the present invention is changed the body assembly.
Fig. 6 is the C-C sectional view in Fig. 5.
Fig. 7 is the D-D sectional view in Fig. 5.
Fig. 8 is the schematic diagram that converter slag-resisting tapping set of the present invention is opened.
Fig. 9 is the schematic diagram of slider bar in converter slag-resisting tapping set of the present invention.
Figure 10 is the E-E sectional view in Fig. 9.
Figure 11 is the schematic diagram of converter slag-resisting tapping set medi-spring case of the present invention.
Figure 12 is the F-F sectional view in Figure 11.
Figure 13 is the G-G sectional view in Figure 11.
Figure 14 is the front view of web plate in converter slag-resisting tapping set of the present invention.
Figure 15 is the left view of web plate in converter slag-resisting tapping set of the present invention.
Figure 16 is the H-H sectional view in Figure 14.
In accompanying drawing: 1 web plate; 2 guide-localization hooks; 3 locating dowels; 3 ' slotted eye; 4 swing bolts; 5 pressing plates; 6 follower bolts; 7 mounting plates; 8 hook axles; 9 fastening screws; 10 withstanding tight blocks; 11 presser feet ball pad; 12 door bolts of locking; 13 times pins of locking a door; 14 doorframes; 15 draw runners; 16 slider bar; 17 fastening screws; 18 withstanding tight blocks; 19 sliding skateboard chambeies; 20 spring cavitys; 21 rollers (ball) guide rail; 22 spring boxs; 23 springs; 24 spring assemblies; 25 draw runner seats; 26 rollers; 27 roller folders; 28 sliding sprue tile for smelting installation sleeves; 29 sliding sprue tile for smelting permanent sleeves; 30 sliding sprue tile for smelting standing bolts; 31 fixing thermal baffles; 32 movable thermal baffles; 33 cylinder supports; 34 water-cool oil cylinder; 35 cylinder piston rods connect handle; 36 joint pins; 37 door hinge chain pins; 38 fixing nozzle bricks; 39 fixed glides bricks; 40 sliding skateboard bricks; 41 sliding sprue tile for smelting; 42 steel outlet holes.
Embodiment
Provide the embodiment of a kind of converter slag-resisting tapping set of the present invention below in conjunction with accompanying drawing.
The schematic diagram that Fig. 1 is converter slag-resisting tapping set of the present invention, the front view that Fig. 2 is converter slag-resisting tapping set of the present invention, Fig. 3 is the A-A sectional view in Fig. 2, Fig. 4 is the B-B sectional view in Fig. 2, Fig. 8 is the schematic diagram that converter slag-resisting tapping set of the present invention is opened, the schematic diagram that Fig. 9 is slider bar in converter slag-resisting tapping set of the present invention, Figure 10 is the E-E sectional view in Fig. 9, the schematic diagram that Figure 11 is converter slag-resisting tapping set medi-spring case of the present invention, Figure 12 is the F-F sectional view in Figure 11, Figure 13 is the G-G sectional view in Figure 11, the front view that Figure 14 is web plate in converter slag-resisting tapping set of the present invention, the left view that Figure 15 is web plate in converter slag-resisting tapping set of the present invention, Figure 16 is the H-H sectional view in Figure 14, refer to Fig. 1 to Fig. 4, shown in Fig. 8 to Figure 16.A kind of converter slag-resisting tapping set of the present invention, include a plate 1, and the both sides on web plate 1 end face are fixedly installed respectively guide-localization hook 2, locating dowel 3 and swing bolt 4.One mounting plate 7, arrange respectively in the both sides of mounting plate 7 and there is hook axle 8 and half slotted eye 3 ', wherein link up with the guide-localization hook 2 of the corresponding web plate 1 in position of axle 8, the locating dowel 3 of the corresponding web plate 1 in the position of slotted eye 3 ', and the shape of slotted eye 3 ' is identical with the shape of locating dowel 3; During installation, after the hook axle of mounting plate 7 and the guide-localization of web plate 1 hook 2 contact, slide in the groove of hook 2, and embed locating dowel 3 and obtain after reliably locating and be fixed by two swing bolts 4.One doorframe 14, this doorframe 14 is by door hinge chain pin 37 and mounting plate 7 chain connections.Also be provided with draw runner 15, one slider bar 16 and be slidably located on doorframe 14 inside along this draw runner 15 in doorframe 14, simultaneously, be provided with spring box 22 in slider bar 16.Also be provided with sliding skateboard brick 40 and sliding sprue tile for smelting 41 in slider bar 16, and sliding skateboard brick 40 and sliding sprue tile for smelting 41 all have steel outlet hole 42, mounting plate 1 is provided with fixed glides brick 39, make between sliding skateboard brick 40 in slider bar 16 and sliding sprue tile for smelting 41 and the interior fixing fixed glides brick 39 of mounting plate 1 and do relative motion, realize the standard-sized sheet, half-open or close to realize that flow control and pushing off the slag tap of the steel outlet hole 42 of two slide bricks.
The present invention also has following embodiment on the basis of the above:
In the first embodiment of the present invention, refer to shown in Fig. 1 to Fig. 4.Also include fixedly nozzle brick 38, be provided with pressing plate 5 at the center of web plate 1, at the centre hole of web plate 1, fixedly nozzle brick 38 be installed, pressing plate 5 fixes fixedly nozzle brick 38 by follower bolt 6, simultaneously, fixed glides brick 39 is positioned at the fixedly upper end of nozzle brick 38.
In the second embodiment of the present invention, refer to shown in Fig. 1 to Fig. 4 and Fig. 8.Above-mentioned mounting plate 7 has groove with the junction of fixed glides brick 39, should be for groove is positioned on mounting plate 7, so that fixed glides brick 39 is arranged in the groove of mounting plate 7.Mounting plate 7 also is provided with fastening screw 9 and withstanding tight block 10.After in place, by spanner, fastening screw 9 is screwed, make withstanding tight block 10 hold out against fixing by fixed glides brick 39.
In the third embodiment of the present invention, Fig. 5 is the schematic diagram that converter slag-resisting tapping set of the present invention is changed the body assembly, and Fig. 6 is the C-C sectional view in Fig. 5, and Fig. 7 is the D-D sectional view in Fig. 5, refers to shown in Fig. 1 to Fig. 4 and Fig. 5 to Fig. 8.The outside of sliding sprue tile for smelting 41 also is respectively arranged with sliding sprue tile for smelting installation sleeve 28 and sliding sprue tile for smelting permanent sleeve 29.Sliding sprue tile for smelting installation sleeve 28 first is located on slider bar 16.Sliding skateboard brick 40 is located in slider bar 16, then doorframe 14 is closed, because doorframe 14 and mounting plate 7 have respectively locking hole, make when doorframe 14 close in place, doorframe 14 with will lock respectively after the locking hole of mounting plate 7 overlaps door bolt 12 and under the pin 13 of locking a door insert and locked.Sliding sprue tile for smelting 41 then is installed, and in the outside, sliding sprue tile for smelting permanent sleeve 29 is installed,, by sliding sprue tile for smelting standing bolt 30, it is connected with sliding sprue tile for smelting installation sleeve 28 on slider bar 14 simultaneously.
In the fourth embodiment of the present invention, Figure 12 is the F-F sectional view in Figure 11, and Figure 13 is the G-G sectional view in Figure 11, and the front view that Figure 14 is web plate in converter slag-resisting tapping set of the present invention, refer to shown in Figure 11 to Figure 14.Junction at slider bar 16 and spring box 22 is provided with spring cavity 20, and these spring cavity 20 symmetries are positioned at the left and right sides of slider bar 16, and spring box 22 is arranged in spring cavity 20.Be provided with spring 23 and spring assembly 24 in spring box 22, spring 23 can make whisker, butterfly spring or spiral butterfly spring, and preferred, spring 23 is whisker, and spring assembly 24 is the butterfly spring assembly.The quantity of spring is 2 to 20 groups and does not wait, preferably 5 groups of the present invention.Bottom at spring box 22 also is provided with draw runner seat 25, and this draw runner seat 25 is connected with some rollers 26 and the roller folder 27 be connected with roller 26.During enforcement, after doorframe 14 is closed locking, by draw runner 15 on doorframe 14 by pressure-acting the draw runner on spring box 22 draw runner seats 25; Spring 23 pressurizeds act on slider bar 16, slider bar 16 by sliding skateboard brick on slider bar 16 40 be fixed on fixed glides brick 39 slipping planes on mounting plate 7 and be adjacent to and produce the positive pressure that is greater than 10 tons.Slide plate of the present invention is in the opening and closing process, and it is constant that face between slide plate is pressed, possess fabulous stopping property and without bleed-out, leak slag, the pushing off the slag works very well.
In the fifth embodiment of the present invention, refer to shown in Fig. 1 to Figure 16.Also be respectively arranged with roller (ball) guide rail 21 in the left and right sides of slider bar 16.
In the sixth embodiment of the present invention, refer to shown in Fig. 1 to Figure 16.Above-mentioned slider bar 16 and the junction of sliding skateboard brick 40 also have sliding skateboard chamber 19, sliding skateboard chamber 19 is arranged in slider bar 16, make sliding skateboard brick 40 be arranged in sliding skateboard chamber 19, and undertaken fastening by fastening screw 17 and 18 pairs of sliding skateboard bricks of withstanding tight block 40.
In the seventh embodiment of the present invention, refer to shown in Fig. 1 to Figure 16.Also include cylinder piston rod and connect handle 35, cylinder piston rod connects handle 35 and is connected with cylinder support 33, is provided with water-cool oil cylinder 34 on cylinder support 33, and cylinder piston rod connects handle 35 and is connected with slider bar 16 by joint pin 36.
In the eighth embodiment of the present invention, refer to shown in Fig. 1 to Figure 16.Also be respectively arranged with fixedly thermal baffle 31 and movable thermal baffle 32 on doorframe.
The present invention also has following use-pattern on the basis of the above:
When online converter slag-resisting tapping set and slide brick refractory materials reach programmed replacement work-ing life, except web plate 1 and water-cool oil cylinder 34, pushing off the slag steel tapping mechanism integral body is unloaded, change the mechanism that upgrades refractory materials.Link up with 2 by guide-localization, locating dowel 3 rear with swing bolt 4, that mechanism is fixing after, make cylinder piston rod connect handle 35 and overlap afterwards and be connected with joint pin 36 with slider bar 14 pin-and-holes.Drive by water-cool oil cylinder 34 that oil cylinders connect handle 35 and slider bar 14 is reciprocating, make the fixed glides brick 39 of the interior sliding skateboard brick 40 of slider bar 14 and mounting plate 7 do relative movement, realize the standard-sized sheet, half-open or close to realize flow control and pushing off the slag tapping in tapping hole.
First slag-blocking apparatus is closed before converter tapping, when converter, shake and all open again slag-blocking apparatus after floating to 37～40 ° until slag and pre-slag can be kept off in stove entirely, tap and completely close while seeing slag, can realize few slag, slag free tapping.
In sum, the converter slag-resisting tapping set that the present invention proposes is rational in infrastructure, safe and reliable, simple to operate, and conveniently, pushing off the slag is effective for maintenance, replacing, meets the requirement of the few slag of converter steelmaking, slag free tapping.
The above is preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, is equal to and replaces and improvement etc., within all should being included in protection scope of the present invention.
Claims (6)
1. a converter slag-resisting tapping set, is characterized in that, comprising:
Web plate, the both sides on described web plate face have respectively guide-localization hook, locating dowel and swing bolt;
Mounting plate, the both sides of described mounting plate have hook axle and half slotted eye, and described hook axle is corresponding with described positioning hanger, during installation, described hook axle with slide in described pocket for the punch head after described guide-localization hook contact, described slotted eye embeds described locating dowel and obtains after reliably locating and be fixed by two swing bolts;
Doorframe, described doorframe is connected with described mounting plate by the door hinge chain pin; Have draw runner in described doorframe, a slider bar is slidably located in described doorframe along described draw runner, in described slider bar, is provided with spring box; Also there is sliding skateboard brick and sliding sprue tile for smelting in described slider bar, described sliding skateboard brick and described sliding sprue tile for smelting have respectively steel outlet hole, described mounting plate has the fixed glides brick, described sliding skateboard brick, described sliding sprue tile for smelting and the relative movement of described fixed glides brick, realize the standard-sized sheet, half-open or close to realize flow control and pushing off the slag tapping of the steel outlet hole of two slide bricks.
2. converter slag-resisting tapping set according to claim 1, it is characterized in that, also include fixedly nozzle brick, described fixedly nozzle brick is arranged on the central hole of described web plate, one pressing plate that is positioned at equally described web plate central hole fixes described fixedly nozzle brick by follower bolt, simultaneously, described fixed glides brick is positioned at the upper end of described fixedly nozzle brick.
3. converter slag-resisting tapping set according to claim 1, it is characterized in that, the outside of described sliding sprue tile for smelting is respectively arranged with sliding sprue tile for smelting installation sleeve and sliding sprue tile for smelting permanent sleeve, and described sliding sprue tile for smelting installation sleeve is connected with described slider bar by the sliding sprue tile for smelting standing bolt with described sliding sprue tile for smelting permanent sleeve.
4. converter slag-resisting tapping set according to claim 1, is characterized in that, the junction of described slider bar and described spring box has spring cavity, and described spring cavity symmetry is positioned at the left and right sides of described slider bar, and described spring box is arranged in described spring cavity; Have spring and spring assembly in described spring box, the bottom of described spring box also has the draw runner seat, and described draw runner seat is connected with some rollers and roller folder.
5. converter slag-resisting tapping set according to claim 4, is characterized in that, described spring be in whisker or disk spring or spiral disk spring any one.
6. converter slag-resisting tapping set according to claim 1, is characterized in that, the left and right sides of described slider bar has roller (ball) guide rail.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210174527.7A CN103451358B (en) | 2012-05-31 | 2012-05-31 | Converter slag-resisting tapping set |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210174527.7A CN103451358B (en) | 2012-05-31 | 2012-05-31 | Converter slag-resisting tapping set |
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| CN103451358A true CN103451358A (en) | 2013-12-18 |
| CN103451358B CN103451358B (en) | 2016-02-17 |
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| CN201210174527.7A Active CN103451358B (en) | 2012-05-31 | 2012-05-31 | Converter slag-resisting tapping set |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105400925A (en) * | 2015-12-31 | 2016-03-16 | 马鞍山利尔开元新材料有限公司 | Converter slag stopping device rapidly replaceable on line and installation method thereof |
| KR20160001619U (en) * | 2015-10-26 | 2016-05-16 | 푸양 리프랙토리즈 그룹 코., 엘티디. | Slag-controlling tapping device with slide gate nozzle for converter tapping |
| CN106914610A (en) * | 2017-04-02 | 2017-07-04 | 首钢总公司 | A kind of molten iron deslagging method |
| CN109468430A (en) * | 2018-12-15 | 2019-03-15 | 江苏盛耐新材料有限公司 | A kind of composite slide-plate that wearproof structural tier is set |
| CN110904301A (en) * | 2019-12-30 | 2020-03-24 | 马鞍山市雨山冶金新材料有限公司 | Roller type converter slag-stopping steel-tapping mechanism |
| CN111235345A (en) * | 2020-03-10 | 2020-06-05 | 安徽云天冶金科技股份有限公司 | Converter slide is slide controlling means for pushing off slag |
| CN111321270A (en) * | 2020-03-10 | 2020-06-23 | 安徽云天冶金科技股份有限公司 | Adjustable sliding plate for pushing off slag of converter sliding plate |
| CN112626303A (en) * | 2020-12-03 | 2021-04-09 | 马鞍山瑞恒精密制造有限公司 | Converter flow control mechanism capable of being installed transversely and vertically |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160001619U (en) * | 2015-10-26 | 2016-05-16 | 푸양 리프랙토리즈 그룹 코., 엘티디. | Slag-controlling tapping device with slide gate nozzle for converter tapping |
| KR200483728Y1 (en) * | 2015-10-26 | 2017-06-16 | 푸양 리프랙토리즈 그룹 코., 엘티디. | Slag-controlling tapping device with slide gate nozzle for converter tapping |
| CN105400925A (en) * | 2015-12-31 | 2016-03-16 | 马鞍山利尔开元新材料有限公司 | Converter slag stopping device rapidly replaceable on line and installation method thereof |
| CN106914610A (en) * | 2017-04-02 | 2017-07-04 | 首钢总公司 | A kind of molten iron deslagging method |
| CN109468430A (en) * | 2018-12-15 | 2019-03-15 | 江苏盛耐新材料有限公司 | A kind of composite slide-plate that wearproof structural tier is set |
| CN110904301A (en) * | 2019-12-30 | 2020-03-24 | 马鞍山市雨山冶金新材料有限公司 | Roller type converter slag-stopping steel-tapping mechanism |
| CN111235345A (en) * | 2020-03-10 | 2020-06-05 | 安徽云天冶金科技股份有限公司 | Converter slide is slide controlling means for pushing off slag |
| CN111321270A (en) * | 2020-03-10 | 2020-06-23 | 安徽云天冶金科技股份有限公司 | Adjustable sliding plate for pushing off slag of converter sliding plate |
| CN111321270B (en) * | 2020-03-10 | 2021-11-12 | 安徽云天冶金科技股份有限公司 | Adjustable sliding plate for pushing off slag of converter sliding plate |
| CN112626303A (en) * | 2020-12-03 | 2021-04-09 | 马鞍山瑞恒精密制造有限公司 | Converter flow control mechanism capable of being installed transversely and vertically |
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| Publication number | Publication date |
|---|---|
| CN103451358B (en) | 2016-02-17 |
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