CN109371196A - A kind of compact slag scraper - Google Patents
A kind of compact slag scraper Download PDFInfo
- Publication number
- CN109371196A CN109371196A CN201811581596.3A CN201811581596A CN109371196A CN 109371196 A CN109371196 A CN 109371196A CN 201811581596 A CN201811581596 A CN 201811581596A CN 109371196 A CN109371196 A CN 109371196A
- Authority
- CN
- China
- Prior art keywords
- oxygen rifle
- scraper
- slag
- buffer
- center line
- 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
Links
- 239000002893 slag Substances 0.000 title claims abstract description 55
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 138
- 239000001301 oxygen Substances 0.000 claims abstract description 138
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 138
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 38
- 239000000872 buffer Substances 0.000 claims abstract description 32
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 19
- 238000009434 installation Methods 0.000 claims abstract description 15
- 238000001816 cooling Methods 0.000 claims abstract description 13
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 239000007853 buffer solution Substances 0.000 abstract description 3
- 230000002452 interceptive effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 208000010086 Hypertelorism Diseases 0.000 description 1
- 206010020771 Hypertelorism of orbit Diseases 0.000 description 1
- 206010057855 Hypotelorism of orbit Diseases 0.000 description 1
- 206010057071 Rectal tenesmus Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009851 ferrous metallurgy Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
- 208000012271 tenesmus Diseases 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/42—Constructional features of converters
- C21C5/46—Details or accessories
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Furnace Details (AREA)
Abstract
The present invention provides a kind of compact slag scrapers, including oxygen rifle bumper bracket, oxygen rifle buffer, two dreg scraper knife framves, two scraper heads and two cylinders, two dreg scraper knife frame one end are symmetrically hingeably secured to the side of oxygen rifle bumper bracket, two scraper heads are located at the two sides of oxygen rifle and are fixed on two dreg scraper knife frame other ends, cylinder is hingedly fixed on column, the movable end of cylinder is hinged by connecting rod and dreg scraper knife frame, and the center line of oxygen rifle buffer is located at the outside of the fixed center line of guide rail of oxygen rifle.The invention passes through design oxygen rifle buffer installation site, make oxygen rifle buffer center line and the fixed guideway centreline's line offset of oxygen rifle, to reserve certain space to the installation of oxygen rifle buffer base and oxygen rifle hole nitrogen seal device and oxygen rifle mouth cooling tube, reduce the occupied area of slag scraper entirety, effectively save space, slag scraper can not be arranged by efficiently solving in the limited workshop of existing space, and the problem of the old old factory rehabilitation without reserving slag scraper installation space.
Description
Technical field
The invention belongs to Ferrous Metallurgy equipment technical fields, and in particular to a kind of compact slag scraper.
Background technique
Currently, the workshop arrangement of steelshop is more and more compacter, especially converter high-rise frame since fining is invested.
And the slag scraper of existing converter bay uses drive mechanism, slag scraper buffer center line is overlapped with the fixed center line of guide rail of oxygen rifle
Arrangement, such slag scraper take up a large area, so that can not arrange slag scraper under the workshop limitation of the confined space.In addition, right
Increase slag scraper newly in old workshop converter oxygen gun system, due to the space of not reserved installation slag scraper, transformation difficulty is big.
Therefore, it is necessary to design a kind of compact-sized slag scraper, is not interfering oxygen rifle hole nitrogen seal device, also do not interfering oxygen rifle
In the case of mouthful cooling tube, it is small to reach area occupied, saves space-efficient purpose.
Summary of the invention
The purpose of the present invention is overcoming existing slag scraper to take up a large area, it is not suitable for the limited workshop arrangement in space and old
The problem of transformation of workshop.
For this purpose, the present invention provides a kind of compact slag scraper, including oxygen rifle bumper bracket, setting are in oxygen rifle buffer
Oxygen rifle buffer, two dreg scraper knife framves, two scraper heads and two cylinders, two dreg scraper knife frame one end on support is symmetrical
It is hingeably secured to the side of the oxygen rifle bumper bracket, two scraper heads are located at the two sides of oxygen rifle and are fixed on two
A dreg scraper knife frame other end, the cylinder body of two cylinders are hingedly fixed on column, and the movable end of two cylinders passes through
Connecting rod is hinged with two dreg scraper knife framves respectively, and the center line of the oxygen rifle buffer is located at the fixed center line of guide rail of oxygen rifle
Outside.
Further, corresponding with oxygen rifle hole nitrogen seal device and oxygen rifle mouth cooling tube on oxygen rifle bumper bracket bottom
U-shaped notch is offered at position.
Further, the side wall of the U-shaped notch of oxygen rifle bumper bracket bottom and bottom plate are equipped with reinforcing rib.
Further, 20~50mm of spacing between the center line of the oxygen rifle buffer and the fixed center line of guide rail of oxygen rifle.
Further, the scraper head is connected in sequence by three sections of scraper blades, and the scraper blade of scraper tail end does not close
It closes.
Further, the blade of the scraper blade and the spacing without slag oxygen rifle are 7.5mm.
Further, the aperture of two scraper heads is greater than the diameter of oxygen rifle envelope nitrogen mouth.
Further, the side plate of the oxygen rifle bumper bracket is equipped with multiple for installing the peace of oxygen rifle buffer bolt
Fill hand hole.
Further, the column is weldingly fixed in the structural beams of workshop.
Compared with prior art, beneficial effects of the present invention:
This compact slag scraper provided by the invention is by design oxygen rifle buffer installation site, so that oxygen rifle buffer center
Line and the fixed center line of guide rail eccentric setting of oxygen rifle, thus cold to oxygen rifle buffer base and oxygen rifle hole nitrogen seal device and oxygen rifle mouth
But the installation of pipe reserves certain space, reduces the occupied area of slag scraper entirety, effectively saving space, reduces attended operation
The labor intensity of worker.
The present invention is described in further details below with reference to attached drawing.
Detailed description of the invention
Fig. 1 is the main view of compact slag scraper of the present invention；
Fig. 2 is the top view of compact slag scraper of the present invention；
Fig. 3 is the schematic cross-section of A-A in Fig. 1；
Fig. 4 is the schematic cross-section of B-B in Fig. 1.
Description of symbols: 1, column；2, cylinder；3, connecting rod；4, oxygen rifle bumper bracket；5, oxygen rifle buffer；6, it scrapes
Slag knife rest；7, scraper head；8, oxygen rifle；9, structural beams；10, U-shaped notch；11, oxygen rifle mouth cooling tube；12, oxygen rifle hole nitrogen seal device；
13, the fixed guide rail of oxygen rifle；14, installation hand hole.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that, term " center ", "upper", "lower", "front", "rear", " left side ",
The orientation or positional relationship of the instructions such as " right side ", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on the figure
Orientation or positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
Term " first ", " second " be used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or
Implicitly indicate the quantity of indicated technical characteristic." first " is defined as a result, the feature of " second " can be expressed or imply
Ground includes one or more of the features；In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or
It is more than two.
As shown in Figure 1, Figure 2 and Figure 4, a kind of compact slag scraper, including oxygen rifle bumper bracket are present embodiments provided
4,5, two, oxygen rifle buffer, 6, two, dreg scraper knife frame scraper head 7 and two cylinders 2 on oxygen rifle bumper bracket 4 are set,
Two described 6 one end of dreg scraper knife frame are symmetrically hingeably secured to the side of the oxygen rifle bumper bracket 4, two scraper heads 7
It is located at the two sides of oxygen rifle 8 and is fixed on two 6 other ends of dreg scraper knife frame, the cylinder body of two cylinders 2 is hingedly solid
It being scheduled on column 1, the movable end of two cylinders 2 is hinged with two dreg scraper knife framves 6 respectively by connecting rod 3, such pillar 1,
Cylinder 2, dreg scraper knife frame 6 and oxygen rifle bumper bracket 4 constitute a link mechanism, can make two by the flexible driving of cylinder 2
Dreg scraper knife frame 6 opens and closes；Entire slag scraper is fixed on oxygen rifle nitrogen sealing position, and the center line of the oxygen rifle buffer 5 is solid positioned at oxygen rifle
Determine the outside of 13 center line of guide rail, i.e. the center line of oxygen rifle buffer 5 is certain towards the fixed 13 center line lateral offset of guide rail of oxygen rifle
Spacing can flow out certain installation to oxygen rifle bumper bracket 4 and oxygen rifle hole nitrogen seal device 12 and oxygen rifle mouth cooling tube 11 in this way
Space effectively prevents existing slag scraper buffer center line with the fixed center line of guide rail of oxygen rifle and is overlapped arrangement in limited sky
Between the problem of interfering in workshop between oxygen rifle bumper bracket 4 and oxygen rifle hole nitrogen seal device 12 and oxygen rifle mouth cooling tube 11, can have
Effect saves space, is applicable to not reserve the transformation of the old workshop in installation slag scraper space.
Further, after for the center line of oxygen rifle buffer 5 towards the center line lateral offset towards the fixed guide rail 13 of oxygen rifle,
It, as shown in Figure 3 and Figure 4, can when oxygen rifle bumper bracket 4 is still interfered with oxygen rifle hole nitrogen seal device 12 and oxygen rifle mouth cooling tube 11
It is opened up on 4 bottom of oxygen rifle bumper bracket at 11 opposite position of oxygen rifle hole nitrogen seal device 12 and oxygen rifle mouth cooling tube
U-shaped notch 10, such oxygen rifle hole nitrogen seal device 12 and oxygen rifle mouth cooling tube 11 during installation, can be partially disposed in oxygen rifle buffering
In the U-shaped notch 10 of 4 bottom of device support, do not influence oxygen rifle hole nitrogen seal device 12 and oxygen rifle mouth cooling tube 11 work normally it is same
When, further save the space occupied of slag scraper installation.And in order to guarantee that 4 bottom of oxygen rifle bumper bracket opens up U-shaped notch
Intensity after 10, the side wall and bottom plate of the U-shaped notch 10 of 4 bottom of oxygen rifle bumper bracket are equipped with reinforcing rib, by adding
The setting of strengthening tendons carries out reinforcement to the intensity at the U-shaped notch 10 in 4 bottom of oxygen rifle bumper bracket, guarantees oxygen rifle bumper bracket 4
Supporting role to oxygen rifle buffer 5 extends the service life of the slag scraper.
After fixing 13 center line lateral offset of guide rail towards oxygen rifle due to the center line of oxygen rifle buffer 5, oxygen lance lifting bogie
When it is unexpected that tenesmus impact oxygen rifle buffer 5, oxygen rifle buffer 5 is not that face absorbs impact energy, in order to reduce oxygen rifle buffering
Device 5 is not that face absorbs influence caused by impact energy, optimization, and the center line of the oxygen rifle buffer 5 is consolidated with oxygen rifle
Determine spacing between 13 center line of guide rail to control in 20~50mm.If in the center line of oxygen rifle buffer 5 and the fixed guide rail 13 of oxygen rifle
Spacing is too small between heart line, then oxygen rifle buffer 5 and the normal work of oxygen rifle hole nitrogen seal device 12 and oxygen rifle mouth cooling tube 11 are deposited
Interfering；If spacing is excessive between fixed 13 center line of guide rail of the center line and oxygen rifle of oxygen rifle buffer 5, oxygen rifle buffer 5 is not
It can play the role of absorbing the impact energy that oxygen lance lifting bogie surprisingly drops very well.
The embodiment of refinement, as shown in Fig. 2, each scraper head 7 is connected in sequence by three sections of scraper blades, and two
The scraper blade of a scraper head 7 is not closed, in order to avoid interfere oxygen rifle in 7 opening procedure of scraper head.And on dreg scraper knife frame 6 and cylinder 2
Connecting rod 3 connects, and gas source pusher cylinder 2 pushes connecting rod 3, to drive the scraper head 7 on dreg scraper knife frame 6 to working position, at this point, institute
The blade and the spacing without slag oxygen rifle 8 for stating scraper blade are 7.5mm, if scraper blade and the hypertelorism without slag oxygen rifle 8, are scraped
Slag is not clean, if scraper blade and the hypotelorism without slag oxygen rifle 8, scraper blade are easy interference oxygen rifle 8.Oxygen rifle 8 was rising
Cheng Zhong, the scraper blade on scraper head 7, which resists, scrapes slag, scrapes slag when the rising of oxygen rifle 8 and finishes, and cylinder 2 shrinks connecting rod 3 and drives dreg scraper knife frame
6 move to the direction far from oxygen rifle 8, so that two scraper heads 7 are opened, and the aperture of two scraper heads 7 will be more than oxygen rifle
The diameter for sealing nitrogen mouth avoids scraper head 7 from sealing oxygen rifle nitrogen and generates interference.
Since the scraper head 7 of slag scraper is in moving process, reaction force is conducted by column 1 to fixing piece, because
And the mode of the present embodiment optimization, the column 1 is weldingly fixed in the structural beams 9 of workshop, and it is being welded on platform board
On, platform board is pulled when slag scraper being avoided to work.
And after fixing 13 center line lateral offset of guide rail towards oxygen rifle due to the center line of oxygen rifle buffer 5, oxygen rifle buffer 5
Compact assembling structure, the oxygen rifle buffer bolt close to 4 side plate of oxygen rifle bumper bracket are fitted without space, thus, further
, the present embodiment can be arranged multiple for installing the peace of oxygen rifle buffer bolt on the side plate of the oxygen rifle bumper bracket 4
Fill hand hole 14.
In addition, in order to further decrease the occupied area of the slag scraper, it can be by adjusting cylinder 2 in the connecting rod 3 of slag scraper
The position of 1 fulcrum of fulcrum and column and angle, so that slag scraper is under the premise of satisfaction scrapes slag function, the swept surface of cylinder 2
Product is minimum.
In conclusion this compact slag scraper provided by the invention passes through design oxygen rifle buffer installation site, so that
Oxygen rifle buffer center line and the fixed center line of guide rail eccentric setting of oxygen rifle, to be sealed to oxygen rifle buffer base and oxygen rifle hole nitrogen
The installation of device and oxygen rifle mouth cooling tube reserves certain space, reduces the occupied area of slag scraper entirety, effectively saves empty
Between, slag scraper can not be arranged by efficiently solving in the limited workshop of existing space, and without reserved slag scraper installation space
The problem of old old factory rehabilitation.
The foregoing examples are only illustrative of the present invention, does not constitute the limitation to protection scope of the present invention, all
It is within being all belonged to the scope of protection of the present invention with the same or similar design of the present invention.
Claims (9)
1. a kind of compact slag scraper, it is characterised in that: including oxygen rifle bumper bracket, be arranged on oxygen rifle bumper bracket
Oxygen rifle buffer, two dreg scraper knife framves, two scraper heads and two cylinders, two dreg scraper knife frame one end are symmetrically hingedly fixed
In the side of the oxygen rifle bumper bracket, two scraper heads are located at the two sides of oxygen rifle and scrape described in being fixed on two
The slag knife rest other end, the cylinder body of two cylinders are hingedly fixed on column, and the movable end of two cylinders is distinguished by connecting rod
Hinged with two dreg scraper knife framves, the center line of the oxygen rifle buffer is located at the outside of the fixed center line of guide rail of oxygen rifle.
2. compact slag scraper as described in claim 1, it is characterised in that: on oxygen rifle bumper bracket bottom with oxygen rifle
U-shaped notch is offered at hole nitrogen seal device and oxygen rifle mouth cooling tube opposite position.
3. compact slag scraper as claimed in claim 2, it is characterised in that: the U-shaped of oxygen rifle bumper bracket bottom lacks
The side wall and bottom plate of mouth are equipped with reinforcing rib.
4. compact slag scraper as described in claim 1, it is characterised in that: the center line and oxygen rifle of the oxygen rifle buffer are solid
Determine 20~50mm of spacing between center line of guide rail.
5. compact slag scraper as described in claim 1, it is characterised in that: the scraper head is sequentially connected by three sections of scraper blades
It forms, and the scraper blade of scraper tail end is not closed.
6. compact slag scraper as claimed in claim 5, it is characterised in that: the blade of the scraper blade with without slag oxygen rifle
Spacing is 7.5mm.
7. compact slag scraper as described in claim 1, it is characterised in that: the aperture of two scraper heads is sealed greater than oxygen rifle
The diameter of nitrogen mouth.
8. compact slag scraper as described in claim 1, it is characterised in that: the side plate of the oxygen rifle bumper bracket is equipped with
Multiple installation hand holes for being used to install oxygen rifle buffer bolt.
9. compact slag scraper as described in claim 1, it is characterised in that: the column is weldingly fixed on the structural beams of workshop
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811581596.3A CN109371196B (en) | 2018-12-24 | 2018-12-24 | Compact slag scraper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811581596.3A CN109371196B (en) | 2018-12-24 | 2018-12-24 | Compact slag scraper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109371196A true CN109371196A (en) | 2019-02-22 |
| CN109371196B CN109371196B (en) | 2023-11-21 |
Family
ID=65371419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811581596.3A Active CN109371196B (en) | 2018-12-24 | 2018-12-24 | Compact slag scraper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109371196B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2067259A (en) * | 1980-01-15 | 1981-07-22 | Mckee Minerals & Metals Ltd Da | Gas lance cleaning device |
| CN2888385Y (en) * | 2006-05-09 | 2007-04-11 | 中冶南方工程技术有限公司 | Slag scraper for oxygen gun |
| CN201620174U (en) * | 2010-01-14 | 2010-11-03 | 安徽工业大学 | Y-shaped oxygen lance slag separator |
| CN202081125U (en) * | 2011-05-13 | 2011-12-21 | 沈树光 | Slag scraping device of converter oxygen lance |
| CN203923258U (en) * | 2014-05-30 | 2014-11-05 | 泰州明锋资源再生科技有限公司 | Slag scraper of converter oxygen lance |
| CN204039432U (en) * | 2014-08-29 | 2014-12-24 | 宣化钢铁集团有限责任公司 | A kind of Dreg Scraping Device of Oxygen Lance being convenient to change |
| CN107828934A (en) * | 2017-09-28 | 2018-03-23 | 中冶南方工程技术有限公司 | A kind of Dreg Scraping Device of Oxygen Lance |
| CN209338601U (en) * | 2018-12-24 | 2019-09-03 | 中冶南方工程技术有限公司 | A kind of compact slag scraper |
-
2018
- 2018-12-24 CN CN201811581596.3A patent/CN109371196B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2067259A (en) * | 1980-01-15 | 1981-07-22 | Mckee Minerals & Metals Ltd Da | Gas lance cleaning device |
| CN2888385Y (en) * | 2006-05-09 | 2007-04-11 | 中冶南方工程技术有限公司 | Slag scraper for oxygen gun |
| CN201620174U (en) * | 2010-01-14 | 2010-11-03 | 安徽工业大学 | Y-shaped oxygen lance slag separator |
| CN202081125U (en) * | 2011-05-13 | 2011-12-21 | 沈树光 | Slag scraping device of converter oxygen lance |
| CN203923258U (en) * | 2014-05-30 | 2014-11-05 | 泰州明锋资源再生科技有限公司 | Slag scraper of converter oxygen lance |
| CN204039432U (en) * | 2014-08-29 | 2014-12-24 | 宣化钢铁集团有限责任公司 | A kind of Dreg Scraping Device of Oxygen Lance being convenient to change |
| CN107828934A (en) * | 2017-09-28 | 2018-03-23 | 中冶南方工程技术有限公司 | A kind of Dreg Scraping Device of Oxygen Lance |
| CN209338601U (en) * | 2018-12-24 | 2019-09-03 | 中冶南方工程技术有限公司 | A kind of compact slag scraper |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109371196B (en) | 2023-11-21 |
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