CN106312040A - Slag scraper for steel ladle opening - Google Patents
Slag scraper for steel ladle opening Download PDFInfo
- Publication number
- CN106312040A CN106312040A CN201610928508.7A CN201610928508A CN106312040A CN 106312040 A CN106312040 A CN 106312040A CN 201610928508 A CN201610928508 A CN 201610928508A CN 106312040 A CN106312040 A CN 106312040A
- Authority
- CN
- China
- Prior art keywords
- scraper
- opening
- bag mouth
- edge
- wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D43/00—Mechanical cleaning, e.g. skimming of molten metals
- B22D43/005—Removing slag from a molten metal surface
- B22D43/007—Removing slag from a molten metal surface by using scrapers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Abstract
The invention provides a slag scraper for a steel ladle opening. The slag scraper comprises a plurality of scraping knives. The scraping knives comprise the fixed ladle opening outer wall scraping knives and the ladle opening edge scraping knives. The multiple fixed ladle opening outer wall scraping knives and the multiple ladle opening edge scraping knives are concentrically distributed in a spoke shape in a scattering manner, and the multiple ladle opening outer wall scraping knives are distributed outside a spoke-shaped outer circumference face formed by the multiple ladle opening edge scraping knives. During work, the steel ladle opening is located in a spoke-shaped ring formed by the multiple ladle opening outer wall scraping knives. The inner diameter of the spoke-shaped ring formed by the multiple ladle opening outer wall scraping knives, the outer diameter of the spoke-shaped outer circumference face formed by the multiple ladle opening edge scraping knives and the outer diameter of the steel ladle opening are consistent. The slag scraper for the steel ladle opening is large in single-time slag removal quantity, a steel ladle operates safely, and the slag scraper is not prone to being damaged; and the slag scraper carries out slag removal treatment on the edge and the outer wall of the steel ladle opening with severe slag accumulation at the same time, the slag removal speed is high, and the efficiency is high.
Description
Technical field
The present invention relates to remove the device of steel ladle opening accumulated slag, particularly relate to a kind of slag scraper for steel ladle opening.
Background technology
Ladle is in the operation connecing molten steel, and operation later stage slag is prone to the enrichment of bag mouth, causes bag mouth to reduce, and shortens ladle
The use time.Scarfing cinder for steel ladle opening processes, Chinese patent application prospectus CN 203509024 U, CN
The disclosed dross extractor such as 204545407 U, all uses one to scrape slag hook, and this kind of dross extractor is typically only capable to steel ladle opening inwall
Accumulated slag be purged, and the accumulated slag at steel ladle opening opening's edge and bag mouth outer wall can not be purged, its scarfing cinder scope has
Limit, and because often pouring into, pouring out molten steel at bag mouth inwall, under the friction of molten steel drives, accumulated slag is relatively fewer, at bag mouth inwall
The non-emphasis of accumulated slag removes object, and separately it uses and scrapes slag hook by accumulated slag hook from ladle, few except laying dust amount because of single hook, needs repeatedly hook to remove
Operation, its inefficiency；Another Chinese patent application prospectus CN 204912750 U, CN 205057040 U etc. are open
Dross extractor, use a scarfing cinder head, during work, ladle hung and is down at scarfing cinder head, make bag mouth dawdle with scarfing cinder head, so that mouth will be wrapped
On accumulated slag remove, this kind is dawdled the dross extractor of formula, for by the scarfing cinder head jogging on bag mouth, the effect between ladle and scarfing cinder head
Power typically needs relatively big, and in work process, ladle fall is big, the ladle in suspending in midair and moving and the active force between scarfing cinder head
Indefinite and more difficult control, so, makes scarfing cinder head stress excessive the most by mistake and damages, and it is usually used in accumulated slag clear in bag mouth opening's edge
Removing, it is more difficult to realize the removing of accumulated slag on bag mouth outer wall, the scarfing cinder work in bag mouth opening's edge and the work of the scarfing cinder on bag mouth outer wall are also
Need to carry out step by step, scarfing cinder intricate operation.
Summary of the invention
It is an object of the invention to provide a kind of slag scraper for steel ladle opening.
For realizing the purpose of the present invention, now describe its technical scheme in detail: a kind of slag scraper for steel ladle opening, including
Some scrapers, scraper includes bag mouth outer wall scraper and the bag mouth opening's edge scraper fixed, if some fixing bag mouth outer wall scrapers and
Dry bag mouth opening's edge scraper is concentric spoke type scatter distributions, and, some bag mouth outer wall scrapers are distributed in some bag mouth opening's edge scrapers
Outside the spoke type outer circumference surface formed, during work, steel ladle opening is positioned at the spoke type circle that some bag mouth outer wall scrapers are formed
In ring；The part that bag mouth outer wall scraper extends to ladle inclusion direction from steel ladle opening, itself and the axial nonparallel side of ladle
Edge is outer wall scraper edge portion；The side edge that ladle and ladle are just being fitted by bag mouth opening's edge scraper is opening's edge scraper edge portion；If
Dry bag mouth outer wall scraper formed spoke type internal radius, some bag mouth opening's edge scrapers formed spoke type outer circumference surface external diameter with
Steel ladle opening external diameter is the most consistent.
Further, scraper is structure as a whole, and each scraper includes bag mouth outer wall scraper section and bag mouth opening's edge scraper section.One
The active force that the scraper of body structure can bear is bigger, the spoke type annulus particularly formed in bag mouth outer wall scraper section radially,
So, the structure of formation is more stable, firm, is difficult to fall apart, and can effectively remove slag the opening's edge of ladle and outer wall.
Further, some bag mouth outer wall scrapers are fixed in an annular framework.Annular framework can make some bag mouths
The spoke type annulus intensity that outer wall scraper is formed is bigger, and structure is more stable.
Further, described bag mouth outer wall scraper is fixing with bag mouth opening's edge scraper is connected.The fixing bag mouth outer wall connected is scraped
Cutter is more firm with bag mouth opening's edge blade construction.
Further, outer wall scraper edge portion include to the enlarging of ladle inclusion direction tilt inner side edge edge and with this inside
Edge is adjacent and side edge away from steel ladle opening.So, steel ladle opening is facilitated to enter the wheel that some bag mouth outer wall scrapers 1 are formed
In spoke type annulus.
Further, some bag mouth outer wall scrapers are uniformly distributed.So that the accumulated slag block on steel ladle opening outer wall is uniformly cut
It is slit into scattered fragment, it is to avoid part scattered fragment area is excessive and is difficult to drop.
Further, some bag mouth opening's edge scrapers are uniformly distributed.So that the accumulated slag block in steel ladle opening opening's edge is uniformly cut
It is slit into scattered fragment, it is to avoid part scattered fragment area is excessive and is difficult to drop.
Further, during work, the described slag scraper for steel ladle opening is axially horizontally disposed with.Described for steel ladle opening
Slag scraper edge-on, edge-on ladle of conveniently slinging is matched.
The present invention is for the slag scraper of steel ladle opening, if the spoke type internal radius formed at some bag mouth outer wall scrapers
Dry bag mouth opening's edge scraper formed spoke type outer circumference surface diameter the most consistent with steel ladle opening external diameter in the case of, by ladle bag
Mouthful be placed in the spoke type annulus that bag mouth outer wall scraper is formed, until bag mouth opening's edge near and contact the mistake of bag mouth opening's edge scraper
Cheng Zhong, ladle bag is cut in the outer wall scraper edge portion of bag mouth outer wall scraper, the opening's edge scraper edge portion of bag mouth opening's edge scraper respectively
Accumulated slag in mouth outer wall, bag mouth opening's edge, makes large-area accumulated slag block become scattered fragment, and adhesion declines, in the work of cutting force
With lower and come off, this is used for the slag scraper of steel ladle opening, scrapes slag hook relative to traditional, can realize the steel ladle opening that accumulated slag is serious
The cleaning of the accumulated slag at opening's edge and bag mouth outer wall, bag mouth outer wall scraper and the bag mouth opening's edge scraper of some spoke type scatter distributions divide
Not acting on steel ladle opening outer wall and opening's edge, single scarfing cinder amount is big；The scarfing cinder mode dawdled relative to tradition, its cutting used
Smashing the scarfing cinder mode of accumulated slag, ladle quantity of motion is little, runs safer, between ladle and bag mouth outer wall scraper, bag mouth opening's edge scraper
Less active force can make that accumulated slag block is broken to come off, and slag scraper is hardly damaged, and its simultaneously serious to accumulated slag steel ladle opening
Opening's edge and bag mouth outer wall carry out scarfing cinder process, and scarfing cinder speed is fast, and efficiency is high.
Accompanying drawing explanation
Fig. 1 is the structural representation of the specific embodiment of the invention；
Fig. 2 be under a kind of embodiment Fig. 1 along the section structure of line A-A enclose work time ladle schematic diagram；
Fig. 3 be under another embodiment Fig. 1 along the section structure of line A-A enclose work time ladle schematic diagram.
Detailed description of the invention
Figures 1 and 2 show that the present invention the first embodiment for the slag scraper of steel ladle opening.Such as Fig. 1 and Fig. 2 institute
Showing, a kind of slag scraper for steel ladle opening, including some scrapers, scraper includes the bag mouth outer wall scraper 1 and Bao Koukou fixed
Along scraper 2, some fixing bag mouth outer wall scrapers 1 and some bag mouth opening's edge scrapers 2 in concentric spoke type scatter distributions, and, if
Dry bag mouth outer wall scraper 1 is distributed in outside the spoke type outer circumference surface that spoke type bag mouth opening's edge scraper 2 is formed, during work, and ladle
10 bag mouths are positioned at the spoke type annulus that some bag mouth outer wall scrapers 1 are formed；Bag mouth outer wall scraper 1 from steel ladle opening to ladle
The part that inclusion direction extends, it is outer wall scraper edge portion 11, outer wall scraper edge with ladle axial nonparallel side edge
Portion 11 include the inner side edge tilted to the enlarging of ladle inclusion direction along 111 and with this inner side edge along adjacent and away from steel ladle opening
Side is along 112；The side edge that ladle 10 and ladle 10 are just being fitted by bag mouth opening's edge scraper 2 is opening's edge scraper edge portion 21；Some
The spoke type outer circumference surface external diameter L that the spoke type internal radius R that bag mouth outer wall scraper 1 is formed, some bag mouth opening's edge scrapers 2 are formed
Mouth external diameter S is wrapped the most consistent with ladle 10.Some bag mouth outer wall scrapers 1 are fixed in an annular framework 3.Described bag mouth outer wall
Scraper 1 is fixing with bag mouth opening's edge scraper 2 to be connected.During work, the described axial level of the slag scraper for steel ladle opening.
Fig. 1 and Fig. 3 shows present invention the second embodiment for the slag scraper of steel ladle opening.It is used in the present invention
In the second embodiment of the slag scraper of steel ladle opening, scraper is structure as a whole, and each scraper includes bag mouth outer wall scraper section
1 ' and bag mouth opening's edge scraper section 2 '.Other structures of the second embodiment are same as in Example 1.
The present invention is for the slag scraper of steel ladle opening, and during work, being sling by ladle 10 and making it wrap mouth enters bag mouth outer wall
In the spoke shape structure that scraper 1 is formed, until bag mouth opening's edge near and contact the opening's edge scraper edge portion of bag mouth opening's edge scraper 2
21.In work process, because spoke type internal radius R, some bag mouth opening's edge scrapers 2 of the formation of some bag mouth outer wall scrapers 1 are formed
Spoke type outer circumference surface diameter L wrap mouth external diameter S with ladle 10 the most consistent, the outer wall scraper edge portion of bag mouth outer wall scraper 1
11, the accumulated slag that ladle 10 is wrapped in mouth outer wall, bag mouth opening's edge by the opening's edge scraper edge portion 21 of bag mouth opening's edge scraper 2 respectively is cut
Cutting, make large-area accumulated slag block become scattered fragment, accumulated slag adhesion declines, and comes off under the effect of cutting force.
The present invention, for the slag scraper of steel ladle opening, scrapes slag hook relative to traditional, can realize the ladle bag that accumulated slag is serious
The cleaning of the accumulated slag at mouth opening's edge and bag mouth outer wall, the bag mouth outer wall scraper of some spoke type scatter distributions and bag mouth opening's edge scraper
Being respectively acting on steel ladle opening outer wall and opening's edge, single scarfing cinder amount is big；The scarfing cinder mode dawdled relative to tradition, what it used cuts
Cut the scarfing cinder mode smashing accumulated slag, bag mouth outer wall scraper 1 away from one end of bag mouth opening's edge scraper 2 near bag mouth opening's edge scraper 2
Between distance short, ladle 10 quantity of motion is little, runs safer, less between ladle and bag mouth outer wall scraper 1, bag mouth opening's edge scraper 2
Active force can make that accumulated slag block is broken to come off, slag scraper is hardly damaged, and long-pending miscellaneous serious ladle 10 is wrapped mouth mouth by it simultaneously
Edge and bag mouth outer wall carry out scarfing cinder process, and scarfing cinder speed is fast, and efficiency is high.
The present invention is for the slag scraper of steel ladle opening, and annular framework 3 can be structure as a whole, it is also possible to for Split type structure,
As it is shown in figure 1, be made up of some alternate and connected mouldings 31 and three-dimensional 32.
Claims (8)
1. for a slag scraper for steel ladle opening, including some scrapers, it is characterised in that: scraper includes the bag mouth outer wall fixed
Scraper and bag mouth opening's edge scraper, some fixing bag mouth outer wall scrapers and some bag mouth opening's edge scrapers are the scattering point of concentric spoke type
Cloth, and, some bag mouth outer wall scrapers are distributed in outside the spoke type outer circumference surface that some bag mouth opening's edge scrapers are formed, during work,
Steel ladle opening is positioned at the spoke type annulus that some bag mouth outer wall scrapers are formed；Bag mouth outer wall scraper from steel ladle opening to ladle
The part that inclusion direction extends, it is outer wall scraper edge portion with ladle axial nonparallel side edge；Bag mouth opening's edge scraper is just
The side edge fitting ladle and ladle is opening's edge scraper edge portion；In the spoke type annulus that some bag mouth outer wall scrapers are formed
The spoke type outer circumference surface external diameter that footpath, some bag mouth opening's edge scrapers are formed is the most consistent with steel ladle opening external diameter.
Slag scraper for steel ladle opening the most according to claim 1, it is characterised in that: scraper is structure as a whole, each
Scraper includes bag mouth outer wall scraper section and bag mouth opening's edge scraper section.
Slag scraper for steel ladle opening the most according to claim 1, it is characterised in that: some bag mouth outer wall scrapers are fixed
In an annular framework.
Slag scraper for steel ladle opening the most according to claim 1, it is characterised in that: described bag mouth outer wall scraper and bag
Mouth opening's edge scraper is fixing to be connected.
Slag scraper for steel ladle opening the most according to claim 1, it is characterised in that: outer wall scraper edge portion include to
Inner side edge edge that ladle inclusion direction enlarging tilts and with this inner side edge along adjacent and away from steel ladle opening side edge.
Slag scraper for steel ladle opening the most according to claim 1, it is characterised in that: some bag mouth outer wall scrapers are uniform
Distribution.
Slag scraper for steel ladle opening the most according to claim 1, it is characterised in that: some bag mouth opening's edge scrapers are uniform
Distribution.
Slag scraper for steel ladle opening the most according to claim 1, it is characterised in that: during work, described for ladle
The slag scraper of bag mouth is axially horizontally disposed with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610928508.7A CN106312040B (en) | 2016-10-31 | 2016-10-31 | A kind of slag scraper for steel ladle opening |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610928508.7A CN106312040B (en) | 2016-10-31 | 2016-10-31 | A kind of slag scraper for steel ladle opening |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106312040A true CN106312040A (en) | 2017-01-11 |
| CN106312040B CN106312040B (en) | 2018-03-30 |
Family
ID=57818331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610928508.7A Active CN106312040B (en) | 2016-10-31 | 2016-10-31 | A kind of slag scraper for steel ladle opening |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106312040B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113523256A (en) * | 2021-07-29 | 2021-10-22 | 广东韶钢松山股份有限公司 | Method and device for rapidly improving cleanliness of covered steel ladle |
| CN114289706A (en) * | 2021-12-31 | 2022-04-08 | 马鞍山瑞科流体科技有限公司 | Cutter head structure of slag removal device at tank opening of iron mixing vehicle |
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|---|---|---|---|---|
| JP2005066691A (en) * | 2003-08-28 | 2005-03-17 | Jfe Steel Kk | Device for removing deposit on molten steel ladle |
| CN200943096Y (en) * | 2006-09-08 | 2007-09-05 | 中冶南方工程技术有限公司 | Vacuum chamber inset tube residue scraper |
| CN201390764Y (en) * | 2009-03-13 | 2010-01-27 | 鞍钢股份有限公司 | Novel RH slag scraper |
| CN201783647U (en) * | 2010-08-17 | 2011-04-06 | 新疆八一钢铁股份有限公司 | Steel ladle opening processing device |
| JP5073595B2 (en) * | 2008-06-27 | 2012-11-14 | 株式会社神戸製鋼所 | Bond metal removal equipment for molten metal pans |
| CN205270853U (en) * | 2015-12-07 | 2016-06-01 | 中冶南方工程技术有限公司 | Ladle mouth scarfing cinder device |
| CN105817613A (en) * | 2016-06-06 | 2016-08-03 | 山东钢铁股份有限公司 | Anchor for cleaning accumulated slag at steel ladle hole |
| CN206241247U (en) * | 2016-10-31 | 2017-06-13 | 宝钢德盛不锈钢有限公司 | A kind of slag scraper for steel ladle opening |
-
2016
- 2016-10-31 CN CN201610928508.7A patent/CN106312040B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005066691A (en) * | 2003-08-28 | 2005-03-17 | Jfe Steel Kk | Device for removing deposit on molten steel ladle |
| CN200943096Y (en) * | 2006-09-08 | 2007-09-05 | 中冶南方工程技术有限公司 | Vacuum chamber inset tube residue scraper |
| JP5073595B2 (en) * | 2008-06-27 | 2012-11-14 | 株式会社神戸製鋼所 | Bond metal removal equipment for molten metal pans |
| CN201390764Y (en) * | 2009-03-13 | 2010-01-27 | 鞍钢股份有限公司 | Novel RH slag scraper |
| CN201783647U (en) * | 2010-08-17 | 2011-04-06 | 新疆八一钢铁股份有限公司 | Steel ladle opening processing device |
| CN205270853U (en) * | 2015-12-07 | 2016-06-01 | 中冶南方工程技术有限公司 | Ladle mouth scarfing cinder device |
| CN105817613A (en) * | 2016-06-06 | 2016-08-03 | 山东钢铁股份有限公司 | Anchor for cleaning accumulated slag at steel ladle hole |
| CN206241247U (en) * | 2016-10-31 | 2017-06-13 | 宝钢德盛不锈钢有限公司 | A kind of slag scraper for steel ladle opening |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113523256A (en) * | 2021-07-29 | 2021-10-22 | 广东韶钢松山股份有限公司 | Method and device for rapidly improving cleanliness of covered steel ladle |
| CN113523256B (en) * | 2021-07-29 | 2022-09-02 | 广东韶钢松山股份有限公司 | Method and device for rapidly improving cleanliness of covered steel ladle |
| CN114289706A (en) * | 2021-12-31 | 2022-04-08 | 马鞍山瑞科流体科技有限公司 | Cutter head structure of slag removal device at tank opening of iron mixing vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106312040B (en) | 2018-03-30 |
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