CN220745986U - Slag scraper of oxygen lance - Google Patents
Slag scraper of oxygen lance Download PDFInfo
- Publication number
- CN220745986U CN220745986U CN202322385649.7U CN202322385649U CN220745986U CN 220745986 U CN220745986 U CN 220745986U CN 202322385649 U CN202322385649 U CN 202322385649U CN 220745986 U CN220745986 U CN 220745986U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- swing arm
- oxygen lance
- scraper
- rod
- 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.)
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 48
- 239000001301 oxygen Substances 0.000 title claims abstract description 48
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 48
- 239000002893 slag Substances 0.000 title claims abstract description 35
- 239000000463 material Substances 0.000 claims abstract description 32
- 229910000831 Steel Inorganic materials 0.000 abstract description 9
- 239000010959 steel Substances 0.000 abstract description 9
- 238000007790 scraping Methods 0.000 abstract description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 238000007664 blowing Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 230000024121 nodulation Effects 0.000 description 3
- 238000009628 steelmaking Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000003723 Smelting Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Abstract
The utility model discloses an oxygen lance slag scraper which comprises an upper support, wherein a swing arm rod is movably connected in a side groove, one end of the swing arm rod is fixedly connected with a material sucking seat, the outer side of the material sucking seat is fixedly connected with a scraper, one end of a spring rod is fixedly connected with a wheel frame, and a guide wheel is movably arranged in the wheel frame; according to the utility model, the material sucking seat and the scraper are connected to the two sides of the rotating shaft through the swing arm rod, the swing arm rod can be pulled by the electric push rod, so that the positions of the material sucking seat and the scraper are adjusted, the scraper is contacted with the inner wall surface of the oxygen lance, the driving gear is driven to rotate by the driving motor, the driving gear is meshed with the driven gear, and the rotating shaft sleeved with the driven gear is driven to rotate, so that the scraper rotates in the oxygen lance to scrape steel slag on the inner wall surface of the lance body, the rotating shaft does not need to be manually rotated, the slag scraping is more efficient, and when the rotating shaft is deep in the lance body, the rotating shaft is supported by the guide wheels on the two sides of the upper support and the lower support, so that the steel slag scraping device is more stable in moving.
Description
Technical Field
The utility model relates to the technical field of oxygen lances, in particular to a slag scraper of an oxygen lance.
Background
The oxygen lance is an important device for converter steelmaking, the oxygen lance works at high temperature in a furnace, a severe oxidation reaction occurs in a hearth, the oxygen lance is one of key components of an oxygen blowing device of the converter, oxygen blowing into the converter is completed by the oxygen lance in the smelting process to complete steelmaking smelting tasks, high-pressure nitrogen blowing into the furnace is completed by the oxygen lance to complete slag splashing furnace protection tasks when the blowing is finished to splash slag protection, the oxygen lance is inserted into the converter to blow oxygen or the high-pressure nitrogen is blown in, slag sticking and steel sticking of the oxygen lance are easily caused due to fluctuation of furnace burden quality or improper lance position operation, steel pipes on the outer layer of the oxygen lance are splashed with steel slag with unequal thickness, the steel slag is contracted under the cooling of the oxygen lance, the steel slag is tightly wrapped around the oxygen lance, and after accumulated nodulation of the steel slag is increased, the oxygen lance is accumulated to a certain extent, so that the oxygen lance is formed to be nodulation, the nodulation is too large, the oxygen lance cannot be lifted normally, the oxygen lance cannot enter and exit the nitrogen seal, if the forced operation is performed, the oxygen lance is burnt out to lift a motor or stretch-break a steel wire rope to be forced to interrupt steelmaking and replace the oxygen lance, the production is stopped, normal production is influenced, potential safety hazards are left, the conventional oxygen lance deslagging adopts water spray cooling to remove slag or manual deslagging, because the frequent water spray cooling is used for removing slag, the service life of an outer tube of each main oxygen lance of a converter is less than 3000 furnaces, and meanwhile, during manual deslagging, the phenomena of slag sleeve slipping, slag cutting splashing to hurt people, water leakage of an oxygen lance body cutting through and the like can also occur in the slag cutting and removing process, so that the great potential safety hazards are needed to be improved.
Disclosure of Invention
The utility model aims to provide an oxygen lance slag scraper which aims to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides an oxygen rifle slag scraper, includes upper bracket, rotation axis, lower support, side board, drive gear, leading wheel, swing arm pole and scraper, the bottom fixedly connected with rotation axis of upper bracket, the side tank has been seted up to the both sides of rotation axis, the inside swing joint in side tank has swing arm pole, the one end fixedly connected with of swing arm pole inhales the material seat, the outside fixedly connected with scraper of inhaling the material seat, the bottom of rotation axis is through bearing movable mounting has the lower support, the both sides of upper bracket and lower support all are provided with the side board, the inside activity of side board is provided with the spring lever, the one end fixedly connected with wheel carrier of spring lever, the inside movable mounting of wheel carrier has the leading wheel.
Preferably, the inside of inhaling the material seat has been seted up and has been inhaled the material port, inhale the inside intercommunication of material port and swing arm pole, the one end fixedly connected with guide pipe of swing arm pole.
Preferably, a suction pump is fixedly arranged in the rotary shaft, and the output end of the suction pump is fixedly connected with one end of the material guide pipe.
Preferably, an electric push rod is movably arranged in the side groove, and the output end of the electric push rod is movably connected with one end of the swing arm rod.
Preferably, one end of the spring rod is sleeved with a buffer spring, one end of the spring rod is fixedly connected with a limiting block, and the top end of the upper support is fixedly connected with a handle.
Preferably, the bottom end fixing sleeve of the rotating shaft is provided with a driven gear, the top of the side support plate is fixedly provided with a driving motor, the output end of the driving motor is fixedly connected with a driving gear, and the driving gear is meshed with the driven gear.
The utility model has the technical effects and advantages that:
this application is provided with rotatable rotation axis between upper bracket and lower support, and the both sides of rotation axis are connected with through the rocker arm and inhale material seat and scraper, accessible electric putter pulls the rocker arm, and then the position of absorbing material seat and scraper is adjusted for scraper and oxygen rifle's internal face contact, drive gear rotates through driving motor, then drive gear and driven gear meshing, and then drive driven gear sheathed rotation axis and rotate, make the scraper rotate at oxygen rifle inside, scrape out the slag of rifle internal face, do not need manual rotation axis, scrape the sediment more high-efficient, and the rotation axis supports at the rifle internal portion when deep, the leading wheel of accessible upper bracket and lower support both sides, make it more stable when moving.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic view of the spring lever structure of the present utility model.
Fig. 3 is an enlarged schematic view of the doctor blade of the present utility model.
In the figure: 1. an upper support; 2. a rotation shaft; 3. a lower support; 4. a handle; 5. a side support plate; 6. a driven gear; 7. a driving motor; 8. a drive gear; 9. a guide wheel; 10. a spring rod; 11. a buffer spring; 12. a wheel carrier; 13. a side groove; 14. an electric push rod; 15. a material guiding pipe; 16. a swing arm lever; 17. a material sucking seat; 18. a scraper; 19. a material sucking port.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides an oxygen lance slag scraper as shown in figures 1-3, which comprises an upper support 1, a rotating shaft 2, a lower support 3, a side support plate 5, a driving gear 8, guide wheels 9, a swing arm rod 16 and a scraper 18, wherein the bottom end of the upper support 1 is fixedly connected with the rotating shaft 2, side grooves 13 are formed in two sides of the rotating shaft 2, the swing arm rod 16 is movably connected in the side grooves 13, one end of the swing arm rod 16 is fixedly connected with a material sucking seat 17, the scraper 18 is fixedly connected to the outer side of the material sucking seat 17, the lower support 3 is movably arranged at the bottom end of the rotating shaft 2 through a bearing, the side support plates 5 are arranged on two sides of the upper support 1 and the lower support 3, a spring rod 10 is movably arranged in the side support plate 5, one end of the spring rod 10 is fixedly connected with a wheel carrier 12, and the guide wheels 9 are movably arranged in the wheel carrier 12.
As shown in fig. 1, 2 and 3, in the oxygen lance slag scraper of the utility model, specifically, a material sucking port 19 is arranged in a material sucking seat 17, the material sucking port 19 is communicated with the interior of a swing arm rod 16, and one end of the swing arm rod 16 is fixedly connected with a material guiding pipe 15.
As shown in fig. 1, 2 and 3, in the oxygen lance slag scraper of the utility model, specifically, a suction pump is fixedly arranged in the rotary shaft 2, the output end of the suction pump is fixedly connected with one end of a material guiding pipe 15, and in the process of scraping materials through a scraper 18, generated waste materials can be adsorbed through a suction port 19, so that the waste materials are prevented from falling into the gun body again.
As shown in fig. 1, 2 and 3, in the slag scraper for an oxygen lance, specifically, an electric push rod 14 is movably installed in a side groove 13, the output end of the electric push rod 14 is movably connected with one end of a swing arm rod 16, and the swing arm rod 16 can be pulled by the electric push rod 14 so as to adjust the positions of a material suction seat 17 and a scraper 18, so that the scraper 18 is contacted with the inner wall surface of the oxygen lance.
As shown in fig. 1, 2 and 3, in the slag scraper for an oxygen lance of the present utility model, specifically, one end of a spring rod 10 is sleeved with a buffer spring 11, one end of the spring rod 10 is fixedly connected with a limiting block, the top end of an upper support 1 is fixedly connected with a handle 4, the spring rod 10 can be elastically supported by the buffer spring 11, and thus, a guide wheel 9 arranged at one end of the spring rod 10 can be elastically contracted.
As shown in fig. 1, 2 and 3, in the oxygen lance slag scraper of the utility model, specifically, a driven gear 6 is sleeved at the bottom end of a rotating shaft 2, a driving motor 7 is fixedly arranged at the top of a side support plate 5, the output end of the driving motor 7 is fixedly connected with a driving gear 8, the driving gear 8 is meshed with the driven gear 6, the driving gear 8 is driven to rotate by the driving motor 7, then the driving gear 8 is meshed with the driven gear 6, and the rotating shaft 2 sleeved by the driven gear 6 is driven to rotate.
The working principle of the utility model is as follows: this application is provided with rotatable rotation axis 2 between upper bracket 1 and lower bracket 3, and the both sides of rotation axis 2 are connected with through swing arm 16 and inhale material seat 17 and scraper 18, accessible electric putter 14 pulling swing arm 16, and then the position of material seat 17 and scraper 18 is inhaled in the adjustment for scraper 18 and the interior wall surface contact of oxygen rifle, drive driving gear 8 through driving motor 7 rotates, then driving gear 8 and driven gear 6 meshing, and then drive driven gear 6 sheathed rotation axis 2 rotates, make scraper 18 rotate in the inside of oxygen rifle, scrape the slag of the internal wall surface of rifle, this application does not need manual rotation axis 2, more high-efficient when scraping the sediment, and rotation axis 2 supports when the inside of rifle body is dark, the leading wheel 9 of accessible upper bracket 1 and lower bracket 3 both sides, make more stable when it removes.
What is not described in detail in this specification is prior art known to those skilled in the art. The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Claims (6)
1. The utility model provides an oxygen rifle slag scraper, includes upper bracket (1), rotation axis (2), hypocotyl (3), side branch board (5), drive gear (8), leading wheel (9), swing arm pole (16) and scraper (18), a serial communication port, the bottom fixedly connected with rotation axis (2) of upper bracket (1), side groove (13) have been seted up to the both sides of rotation axis (2), the inside swing joint of side groove (13) has swing arm pole (16), the one end fixedly connected with of swing arm pole (16) inhales material seat (17), the outside fixedly connected with scraper (18) of inhaling material seat (17), the bottom of rotation axis (2) is through bearing movable mounting hypocotyl (3), the both sides of upper bracket (1) and hypocotyl (3) all are provided with side branch board (5), the inside movable of side branch board (5) is provided with spring bar (10), the one end fixedly connected with wheel carrier (12) of spring bar (10), the inside movable mounting of wheel carrier (12) has leading wheel (9).
2. The oxygen lance slag scraper according to claim 1, wherein the inside of the material suction seat (17) is provided with a material suction port (19), the material suction port (19) is communicated with the inside of the swing arm rod (16), and one end of the swing arm rod (16) is fixedly connected with a material guide pipe (15).
3. The oxygen lance slag scraper according to claim 2, characterized in that a suction pump is fixedly arranged in the rotary shaft (2), and the output end of the suction pump is fixedly connected with one end of a material guiding pipe (15).
4. The oxygen lance slag scraper according to claim 1, wherein an electric push rod (14) is movably mounted in the side groove (13), and the output end of the electric push rod (14) is movably connected with one end of a swing arm rod (16).
5. The oxygen lance slag scraper according to claim 1, wherein one end of the spring rod (10) is sleeved with a buffer spring (11), one end of the spring rod (10) is fixedly connected with a limiting block, and the top end of the upper support (1) is fixedly connected with a handle (4).
6. The oxygen lance slag scraper according to claim 1, characterized in that the bottom end fixing of the rotating shaft (2) is sleeved with a driven gear (6), and the top of the side support plate (5) is fixedly arranged
Is provided with a driving motor (7), the output end of the driving motor (7) is fixedly connected with a driving gear (8),
and the driving gear (8) is meshed with the driven gear (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322385649.7U CN220745986U (en) | 2023-09-04 | 2023-09-04 | Slag scraper of oxygen lance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322385649.7U CN220745986U (en) | 2023-09-04 | 2023-09-04 | Slag scraper of oxygen lance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220745986U true CN220745986U (en) | 2024-04-09 |
Family
ID=90550751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322385649.7U Active CN220745986U (en) | 2023-09-04 | 2023-09-04 | Slag scraper of oxygen lance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220745986U (en) |
-
2023
- 2023-09-04 CN CN202322385649.7U patent/CN220745986U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |