CN212451494U - Converter mouth scarfing cinder guider - Google Patents
Converter mouth scarfing cinder guider Download PDFInfo
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- CN212451494U CN212451494U CN202021166333.9U CN202021166333U CN212451494U CN 212451494 U CN212451494 U CN 212451494U CN 202021166333 U CN202021166333 U CN 202021166333U CN 212451494 U CN212451494 U CN 212451494U
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- slag
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Abstract
The utility model belongs to the technical field of converter steelmaking equipment, concretely relates to converter fire door scarfing cinder guider, this guider includes: the device comprises a support (1), a guide mechanism (2), a wedge head (3), a hydraulic rod (4), a hydraulic cylinder (5) and a base (6); the wedge-shaped head (3) is fixedly connected with the hydraulic rod (4), the hydraulic rod (4) is fixedly connected with the hydraulic cylinder (5), and the hydraulic cylinder (5) is fixedly arranged on the base (6); one end of the guide mechanism (2) clamps the outer part of the wedge-shaped head (3) to fix the wedge-shaped head (3), the other end of the guide mechanism (2) is placed on the support (1), and the support (1) can axially move towards the furnace opening (10) or away from the furnace opening (10); the device can realize quick cleaning of the transverse accumulated slag at the furnace mouth, has high accuracy and short time, reduces the labor intensity of workers, can fully utilize the production clearance operation of the converter, and provides guarantee for the high-efficiency production of the converter.
Description
Technical Field
The utility model belongs to the technical field of converter steelmaking equipment, specifically speaking relates to a converter fire door scarfing cinder guider.
Background
Under the condition of the existing complex molten iron, metal slag splashing easily occurs in the converter smelting process, the converter mouth is repeatedly adhered with slag, so that the slag adhesion at the converter mouth is seriously thickened, when the converter mouth is not cleaned in time after the slag adhesion is thickened to a certain degree, the accumulated slag can abrade a movable smoke hood right above the converter mouth, equipment water leakage is caused, the converter is forced to be shut down for treatment, the judgment of the smelting process can be seriously interfered, the quality of the molten steel is deteriorated, the accumulated slag falls into a steel ladle in the steel placing process, the purity of the molten steel is deteriorated, and even waste products are generated.
In order to avoid the problems, at present, two modes for cleaning accumulated slag at a furnace mouth are generally adopted: one method is to carry out blowing-out cleaning by dismantling a furnace vehicle, the cleaning mode can thoroughly clean longitudinally and transversely deposited slag at a furnace mouth, but the vehicle needs to be contacted in advance and the blowing-out time needs to be preset, so that the production time is occupied and the period is long; the other mode is that the cleaning machines arranged on two sides of the fire baffle plate of the converter are adopted for cleaning, the time of the mode is short, the production gap can be quickly cleaned, the cleaning period is short, the transverse cleaning effect is good, and the cleaning time is flexible. However, when the second cleaning mode is adopted, the hydraulic rod is easy to rotate, the wedge head is driven to rotate along with the hydraulic rod, the tip of the wedge head cannot be inserted into accumulated slag, and the cleaning effect is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the above-mentioned defects of the prior art, the utility model provides a converter mouth scarfing cinder guider, this guider includes: the device comprises a bracket, a guide mechanism, a wedge head, a hydraulic rod, a hydraulic cylinder and a base;
the wedge-shaped head is fixedly connected with the hydraulic rod, the hydraulic rod is fixedly connected with the hydraulic cylinder, and the hydraulic cylinder is fixedly arranged on the base;
one end of the guide mechanism clamps the outer part of the wedge-shaped head to fix the wedge-shaped head, the other end of the guide mechanism is placed on the support, and the support can axially move towards the furnace mouth or away from the furnace mouth.
As one improvement of the technical scheme, the front end of the wedge-shaped head is a tip provided with an inclined plane and is of a shovel-shaped structure, the tip is aligned with the furnace mouth, the waste slag accumulated at the furnace mouth is jacked up, the accumulated waste slag is separated from the surface of the furnace mouth and then vertically falls into a recovery area for subsequent recovery treatment;
the tail end of the wedge-shaped head is a cylinder and is connected with a hydraulic rod.
As one improvement of the technical scheme, the inclined angle of the inclined plane of the tip of the wedge-shaped head is 30-45 degrees.
As an improvement of the above technical solution, the guide mechanism is an independently movable fork structure, and includes: a U-shaped sleeve and a handle strut; the handle supporting rod is fixed at the bottom of the U-shaped sleeve in a full-welding mode; the inner wall of the U-shaped sleeve is provided with threads.
As one improvement of the technical scheme, a pulley block is arranged between the handle support rod and the bracket.
As an improvement of the technical scheme, the handle support rod is provided with a groove serving as a slideway, and a pulley arranged on the support is arranged in the slideway.
As one improvement of the technical scheme, the support comprises three guide supports, the three guide supports form a triangular support, and the tail end of each guide support in the triangular support is provided with a pulley.
Compared with the prior art, the utility model beneficial effect be:
the device of the utility model has simple structure, convenient manufacture and good use effect; additionally, the utility model discloses a device can realize the quick clearance of the horizontal long-pending sediment of fire door, and the rate of accuracy is high, and the time is short, has reduced workman intensity of labour, but make full use of converter production clearance operation provides the guarantee for converter high-efficient production.
Drawings
FIG. 1 is a schematic structural view of a converter mouth slag removal guide device for removing slag according to the present invention;
FIG. 2 is a schematic structural view of a guide mechanism of a converter mouth slag removal guide device of the utility model sleeved outside a wedge-shaped head;
fig. 3 is a schematic structural diagram of a guide mechanism in a converter mouth slag removal guide device of the utility model.
Reference numerals:
1. support 2, guiding mechanism
3. Wedge head 4, hydraulic stem
5. Hydraulic cylinder 6, base
7. Fire damper 8 and operation platform
9. Slag cleaning hole 10, furnace mouth
11. U-shaped sleeve 12 and handle support rod
Detailed Description
The invention will now be further described with reference to the accompanying drawings.
As shown in fig. 1 and 2, the utility model provides a converter mouth slag removal guiding device, which comprises: the device comprises a support 1, a guide mechanism 2, a wedge-shaped head 3, a hydraulic rod 4, a hydraulic cylinder 5 and a base 6;
the wedge-shaped head 3 is fixedly connected with the hydraulic rod 4, the hydraulic rod 4 is fixedly connected with the hydraulic cylinder 5, the hydraulic cylinder 5 is fixedly arranged on the base 6, the hydraulic rod 4 drives the wedge-shaped head 3 to stretch along the direction of the hydraulic rod 4 under the driving of the hydraulic cylinder 5, and then the wedge-shaped head can penetrate through the furnace opening 10 from one side of the furnace opening 10 to reach the opposite side of the furnace opening 10 to remove slag from the furnace opening 10;
as shown in fig. 2, one end of the guiding mechanism 2 clamps the outside of the wedge-shaped head 3, fixes the wedge-shaped head 3, prevents the wedge-shaped head 3 from circumferential circumambulation, and the other end of the guiding mechanism 2 is placed on the bracket 1, and the bracket 1 can axially move towards the furnace mouth 10 or away from the furnace mouth 10, so as to support the guiding mechanism 2 at different positions.
The front end of the wedge-shaped head 3 is a tip end provided with an inclined plane and is of a shovel-shaped structure, the tip end is aligned to the furnace mouth 10 and used for jacking up waste residues accumulated at the furnace mouth 10, promoting the accumulated waste residues to be separated from the surface of the furnace mouth 10 and then vertically falling into a recovery area for subsequent recovery treatment;
the tail end of the wedge-shaped head 3 is a cylinder and is used for connecting a hydraulic rod 4.
Wherein the inclined angle of the tip of the wedge head 3 is 45 degrees.
As shown in fig. 3, the guiding mechanism 2 is an independently movable fork-shaped structure, which includes: a U-shaped sleeve 11 and a handle strut 12; the handle strut 12 is fixed at the bottom of the U-shaped sleeve 11 in a full-welding mode; the inner wall of the U-shaped sleeve 11 is provided with threads for increasing the friction between the U-shaped sleeve 11 and the wedge 3 and preventing the wedge 3 from being separated from the guide mechanism 2 due to the rotation.
A pulley block is arranged between the handle support rod 12 and the bracket 1 to realize free movement in the direction close to or far away from the furnace mouth 10.
In the embodiment, the handle strut 12 of the guide mechanism 2 is a steel chisel with the length of 3 meters and the thickness of 15 mm; the length of the U-shaped sleeve 11 is 35CM, the opening width is 30CM, the size of the U-shaped sleeve is slightly larger than the diameter of the wedge-shaped head 3, so that the U-shaped sleeve 11 can be sleeved outside the wedge-shaped head 3 to play a role in fixing and clamping, and the guide mechanism 2 is formed by welding phi 16mm thread steel; and one end of the handle supporting rod is welded in the middle of the U-shaped sleeve in a full-welding mode.
In other specific embodiments, the handle support rod 1 is provided with a groove as a slideway, and a pulley arranged on the support 1 is arranged in the slideway and can freely slide to any position and be fixed.
The support 1 comprises three guide supports, the three guide supports form a triangular support, and the tail end of each guide support in the triangular support is provided with a pulley, so that the pulley can move in a self-adaptive manner along with the movement of the wedge-shaped head 3 without manual adjustment; the bracket 1 adopts an angle steel full-welding mode to fix three brackets of the triangular bracket together. In the embodiment, the bracket 1 is angle steel with the model number of L63-70, and is a triangular bracket consisting of 3 guide brackets, and the length of each guide bracket is 1.5 meters;
the working process of the guide device is as follows:
the furnace mouth 10 is shaken to 90 degrees towards the outside of the converter, so that the furnace mouth 10 is vertical to the operating platform 8, the wedge-shaped head 3 in the guiding device is convenient to align with the furnace mouth 10, and the accumulated slag around the furnace mouth 10 is cleaned;
the base 6 is placed on the operating platform 8, the hydraulic cylinder 5 is fixedly arranged on the base 6, the hydraulic rod 4 is fixedly connected with the hydraulic cylinder 5, and the wedge-shaped head 3 is fixedly connected with the hydraulic rod 4;
the bracket 1 is placed on the operating platform 8, the handle support rod 12 in the guide mechanism 2 is placed on the bracket 1, the U-shaped sleeve 11 is clamped outside the wedge-shaped head 3 and clamped on the wedge-shaped head 3 to fix the wedge-shaped head 3, the wedge-shaped head 3 is prevented from rotating in the circumferential direction, and slag removal is effectively guaranteed to be carried out smoothly;
the hydraulic rod 4 is operated, the hydraulic rod 4 moves towards the direction close to the furnace mouth 10 along the direction of the hydraulic rod 4, meanwhile, the guide mechanism 2 and the wedge-shaped head 3 are driven to move towards the direction close to the furnace mouth 10 together and reach one side of the periphery of the furnace mouth 10, the tip of the wedge-shaped head 3 is abutted against waste residues accumulated on the periphery of the furnace mouth 10, the guide mechanism 2 is taken down, primary slag removal is carried out, accumulated slag on the furnace mouth 10 is jacked up, the accumulated slag is promoted to be separated from the surface of the furnace mouth 10 and then falls off, and then the accumulated slag vertically falls into a recovery area for subsequent recovery processing;
after primary slag removal is finished, the positions of the handle support rod 12 and the bracket 1 are adjusted, and the U-shaped sleeve is clamped outside the wedge-shaped head 3 again and clamped on the wedge-shaped head 3;
the hydraulic rod 4 is continuously operated, the hydraulic rod passes through a slag cleaning hole 9 formed in the fire baffle 7 along the direction of the hydraulic rod 4, reaches the opposite side close to the furnace mouth 10, the tip of the wedge-shaped head 3 is abutted against waste slag accumulated on the periphery of the furnace mouth 10 on the opposite side, the guide mechanism 2 is taken down, secondary slag cleaning is carried out, accumulated slag on the furnace mouth 10 is jacked up, the accumulated slag is promoted to be separated from the surface of the furnace mouth 10, and then the accumulated slag falls off and vertically falls into a recovery area to be subjected to subsequent recovery treatment;
the above process is repeated until all the slag accumulated around the furnace mouth 10 is cleaned.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and are not limited. Although the present invention has been described in detail with reference to the embodiments, those skilled in the art will understand that modifications and equivalent substitutions can be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention, and all of them shall fall within the scope of the claims of the present invention.
Claims (7)
1. A converter mouth scarfing cinder guider, characterized in that, this guider includes: the device comprises a support (1), a guide mechanism (2), a wedge head (3), a hydraulic rod (4), a hydraulic cylinder (5) and a base (6);
the wedge-shaped head (3) is fixedly connected with the hydraulic rod (4), the hydraulic rod (4) is fixedly connected with the hydraulic cylinder (5), and the hydraulic cylinder (5) is fixedly arranged on the base (6);
the outside of wedge head (3) is cliied to guiding mechanism's (2) one end, fixed wedge head (3), and the other end of guiding mechanism (2) is placed on support (1), and support (1) can be towards fire door (10) or keep away from the direction axial displacement of fire door (10).
2. The converter mouth slag removal guiding device according to claim 1, wherein the front end of the wedge-shaped head (3) is a tip with an inclined plane, and is of a shovel-shaped structure, the tip is aligned with the converter mouth (10), the slag accumulated at the converter mouth (10) is jacked up, the accumulated slag is separated from the surface of the converter mouth (10), and then the slag vertically falls into a recovery area for subsequent recovery treatment;
the tail end of the wedge-shaped head (3) is a cylinder and is connected with a hydraulic rod (4).
3. The converter mouth slag removal guide device according to claim 2, characterized in that the inclination angle of the slope of the tip of the wedge head (3) is 30-45 degrees.
4. The converter mouth slag-cleaning guide device according to claim 1, characterized in that the guide means (2) is an independently movable fork-shaped structure comprising: a U-shaped sleeve (11) and a handle strut (12); the handle supporting rod (12) is fixed at the bottom of the U-shaped sleeve (11) in a full-length welding mode; the inner wall of the U-shaped sleeve (11) is provided with threads.
5. The converter mouth slag removal guide device according to claim 4, characterized in that a pulley block is arranged between the handle strut (12) and the bracket (1).
6. The converter mouth slag removal guide device according to claim 4, wherein the handle support rod (12) is provided with a groove as a slideway, and a pulley arranged on the bracket (1) is arranged in the slideway.
7. The converter mouth slag removal guiding device according to claim 1, characterized in that the bracket (1) comprises three guiding brackets, the three guiding brackets form a triangular bracket, and the tail end of each guiding bracket in the triangular bracket is provided with a pulley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021166333.9U CN212451494U (en) | 2020-06-22 | 2020-06-22 | Converter mouth scarfing cinder guider |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021166333.9U CN212451494U (en) | 2020-06-22 | 2020-06-22 | Converter mouth scarfing cinder guider |
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| Publication Number | Publication Date |
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| CN212451494U true CN212451494U (en) | 2021-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021166333.9U Active CN212451494U (en) | 2020-06-22 | 2020-06-22 | Converter mouth scarfing cinder guider |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111793732A (en) * | 2020-06-22 | 2020-10-20 | 山东钢铁股份有限公司 | Converter mouth slag removal guiding device and guiding method thereof |
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2020
- 2020-06-22 CN CN202021166333.9U patent/CN212451494U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111793732A (en) * | 2020-06-22 | 2020-10-20 | 山东钢铁股份有限公司 | Converter mouth slag removal guiding device and guiding method thereof |
| CN111793732B (en) * | 2020-06-22 | 2023-11-28 | 山东钢铁股份有限公司 | Converter mouth slag removal guiding device and guiding method thereof |
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