CN215593115U - Straight-through slit type air brick for ladle - Google Patents
Straight-through slit type air brick for ladle Download PDFInfo
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- CN215593115U CN215593115U CN202122098018.8U CN202122098018U CN215593115U CN 215593115 U CN215593115 U CN 215593115U CN 202122098018 U CN202122098018 U CN 202122098018U CN 215593115 U CN215593115 U CN 215593115U
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Abstract
The utility model discloses a straight-through slit type air brick for a steel ladle, which comprises an air brick body, wherein a steel sleeve is arranged on the surface of the outer side of the air brick body, a sealing groove is formed in the bottom end of the steel sleeve, a first fixing hole is formed in one side of the sealing groove, and a metal cover plate is arranged at the bottom end of the steel sleeve. According to the utility model, the sealing groove, the clamping block, the fixing bolt, the fixing nut, the first fixing hole and the second fixing hole are matched for use, so that the steel sleeve and the metal cover plate can be conveniently connected, when the air brick is assembled, a worker clamps the metal cover plate into the sealing groove at the bottom end of the steel sleeve through the clamping block at the top, and after the clamping is completed, the worker penetrates through the first fixing hole and the second fixing hole through the fixing bolt to be connected with the fixing nut in the steel sleeve, so that the steel sleeve and the metal cover plate are fixed.
Description
Technical Field
The utility model relates to the technical field of air bricks, in particular to a straight-through slit type air brick for a steel ladle.
Background
In the ferrous metallurgy industry, after molten steel enters a steel ladle, inert gas is blown into the molten steel to achieve the purposes of homogenizing the temperature and the chemical composition of the molten steel, promoting the floating of inclusions or controlling the shapes of the inclusions, and the method is a technology generally adopted in the modern metallurgy industry. The method for realizing the means at present is to install the air brick at the bottom of the ladle, and the method has the advantages of good stirring effect, simple operation, low cost and the like, so that the air brick becomes an essential functional air-permeable element in the modern metallurgical industry.
The prior art has the following problems:
the existing air brick steel sleeve and the metal cover plate at the low end are generally fixed together in a welding mode, but are found in the using process, the top of the steel sleeve is easily damaged by high temperature under long-time use, so that the steel sleeve or the whole air brick needs to be replaced, but the metal cover plate and the steel sleeve are fixedly welded, so that the metal cover plate needs to be replaced, the mode not only improves the production cost of the air brick, but also wastes materials.
Therefore, the straight-through slit type air brick for the ladle is provided for solving the defects.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art, and provides a straight-through slit type air brick for a ladle.
In order to achieve the purpose, the utility model adopts the following technical scheme: the straight-through slit type air brick for the steel ladle comprises an air brick body, wherein a steel sleeve is arranged on the surface of the outer side of the air brick body, a sealing groove is formed in the bottom end of the steel sleeve, a first fixing hole is formed in one side of the sealing groove, a metal cover plate is arranged at the bottom end of the steel sleeve, a fixture block is arranged on the surface of the top of the metal cover plate, a second fixing hole is formed in one side of the fixture block, a fixing nut is arranged at the top of the first fixing hole, and the metal cover plate is fixed with the steel sleeve through a fixing bolt.
Preferably, the inside brick core that is provided with of air brick body, the inside gas tight room that has seted up of brick core, gas tight room top is provided with the slit, steel bushing inner wall surface is provided with the protection steel sheet, it has the chamotte to fill between the protection steel sheet.
Preferably, the protection steel plate is provided with a plurality of, and a plurality of protection steel plates equidistance encircle the setting at steel bushing inner wall surface.
Preferably, the bottom end of the metal cover plate is provided with a metal vent pipe in a penetrating way, and the metal vent pipe is in through connection with the gas tight chamber.
Preferably, the fixture block is in interference fit with the sealing groove.
Preferably, the fixing bolts are arranged in a plurality of numbers, the fixing bolts are fixed on the surface of the bottom end of the metal cover plate in an encircling mode at equal intervals, and the metal cover plate and the metal vent pipe are integrally formed.
Compared with the prior art, the utility model has the beneficial effects that;
1. in the utility model, the sealing groove, the clamping block, the fixing bolt, the fixing nut, the first fixing hole and the second fixing hole are matched for use, so that the connection between the steel sleeve and the metal cover plate is facilitated, when in assembly, a worker clamps the metal cover plate into the sealing groove at the bottom end of the steel sleeve through the clamping block at the top, after the clamping is finished, the worker penetrates through the first fixing hole and the second fixing hole through the fixing bolt to be connected with the fixing nut inside the steel sleeve, thereby fixing the steel sleeve and the metal cover plate, the mode has simple operation, changes the traditional welding mode, avoids the waste of the metal cover plate, greatly reduces the production cost of the air brick body, secondly, through setting up the protection steel sheet, be convenient for protect the inside fire clay of air brick body, make the fire clay fill between each protection steel sheet to improve the life of fire clay.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments will be briefly described below.
FIG. 1 is a schematic structural view of a straight-through slit-type air brick for a ladle according to the present invention;
FIG. 2 is a schematic view of a brick core of a straight-through slit type air brick for a ladle according to the present invention;
FIG. 3 is a schematic view of a sealing groove of a straight-through slit-type air brick for a steel ladle according to the present invention;
FIG. 4 is a top view of a straight-through slit-type air brick for a ladle according to the present invention;
fig. 5 is a schematic view of a straight-through slit-type air brick metal cover plate for a ladle according to the present invention.
Illustration of the drawings:
1. a gas permeable brick body; 2. steel jacket; 3. a slit; 4. a metal cover plate; 5. a metal gas permeable tube; 6. a brick core; 7. refractory mortar; 8. fixing a nut; 9. fixing the bolt; 10. a first fixing hole; 11. a sealing groove; 12. a second fixing hole; 13. a protective steel plate; 14. and (7) clamping blocks.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
Referring to fig. 1-5, the straight-through slit type air brick for a steel ladle comprises an air brick body 1, a steel bushing 2 is arranged on the outer side surface of the air brick body 1, a sealing groove 11 is formed in the bottom end of the steel bushing 2, a first fixing hole 10 is formed in one side of the sealing groove 11, a metal cover plate 4 is arranged at the bottom end of the steel bushing 2, a clamping block 14 is arranged on the top surface of the metal cover plate 4, a second fixing hole 12 is formed in one side of the clamping block 14, a fixing nut 8 is arranged at the top of the first fixing hole 10, and the metal cover plate 4 is fixed with the steel bushing 2 through a fixing bolt 9.
In this embodiment: through setting up seal groove 11, fixture block 14, fixing bolt 9, fixation nut 8, the cooperation of first fixed orifices 10 and second fixed orifices 12 is used, be convenient for to steel bushing 2 and metal covering plate 4 be connected, when the equipment, the staff is inside metal covering plate 4 passes through the seal groove 11 of fixture block 14 joint to steel bushing 2 bottom at top, after the joint is accomplished, the staff runs through first fixed orifices 10 and second fixed orifices 12 through fixing bolt 9 again and is connected with the inside fixation nut 8 of steel bushing 2, thereby accomplish the fixing to steel bushing 2 and metal covering plate 4, this mode easy operation, change traditional welded mode, avoid the waste to metal covering plate 4, greatly reduced air brick body 1's manufacturing cost.
Specifically, the inside brick core 6 that is provided with of air brick body 1, the inside gas tight room of having seted up of brick core 6, gas tight room top is provided with slit 3, 2 inner wall surfaces of steel bushing are provided with protective steel plate 13, it has fire clay 7 to fill between the protective steel plate 13, protective steel plate 13 is provided with a plurality ofly, and a plurality of protective steel plate 13 equidistance encircle to set up on 2 inner wall surfaces of steel bushing.
In this embodiment: through setting up protection steel sheet 13, be convenient for protect the inside fire clay 7 of air brick body 1, make fire clay 7 fill between each protection steel sheet 13 to improve fire clay 7's life.
Specifically, the bottom end of the metal cover plate 4 is provided with a metal vent pipe 5 in a penetrating way, and the metal vent pipe 5 is in through connection with the gas tight chamber.
In this embodiment: through setting up metal permeability cell 5, be convenient for blow to the inside of air brick body 1.
Specifically, the fixture block 14 is in interference fit with the sealing groove 11.
In this embodiment: the clamping block 14 is in interference fit with the sealing groove 11, so that the sealing performance between the metal cover plate 4 and the steel sleeve 2 is ensured conveniently.
Specifically, a plurality of fixing bolts 9 are arranged, the plurality of fixing bolts 9 are fixed on the bottom end surface of the metal cover plate 4 in an encircling manner at equal intervals, and the metal cover plate 4 and the metal vent pipe 5 are integrally formed.
In this embodiment: through setting up a plurality of fixing bolt 9, be convenient for improve the stability of metal decking 4 and steel bushing 2.
The working principle is as follows: the steel sleeve 2 and the metal cover plate 4 are conveniently connected by the matching use of the sealing groove 11, the fixture block 14, the fixing bolt 9, the fixing nut 8, the first fixing hole 10 and the second fixing hole 12, when in assembly, a worker clamps the metal cover plate 4 into the sealing groove 11 at the bottom end of the steel sleeve 2 through the fixture block 14 at the top, after the clamping is completed, the worker passes through the first fixing hole 10 and the second fixing hole 12 through the fixing bolt 9 to be connected with the fixing nut 8 inside the steel sleeve 2, so as to complete the fixing of the steel sleeve 2 and the metal cover plate 4, the mode is simple to operate, the traditional welding mode is changed, the waste of the metal cover plate 4 is avoided, the production cost of the air brick body 1 is greatly reduced, the fire clay 7 inside the air brick body 1 is conveniently protected by arranging the protection steel plates 13, and the fire clay 7 is filled among the protection steel plates 13, thereby increasing the service life of the refractory mortar 7.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the utility model and are not to be construed as limiting the utility model. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (7)
1. Straight-through slit type air brick for steel ladle comprises an air brick body (1) and is characterized in that a steel sleeve (2) is arranged on the surface of the outer side of the air brick body (1), a sealing groove (11) is formed in the bottom end of the steel sleeve (2), a first fixing hole (10) is formed in one side of the sealing groove (11), a metal cover plate (4) is arranged at the bottom end of the steel sleeve (2), a clamping block (14) is arranged on the surface of the top of the metal cover plate (4), a second fixing hole (12) is formed in one side of the clamping block (14), a fixing nut (8) is arranged at the top of the first fixing hole (10), and the metal cover plate (4) is fixed with the steel sleeve (2) through a fixing bolt (9).
2. The straight-through slit type air brick for the steel ladle according to claim 1, characterized in that a brick core (6) is arranged inside the air brick body (1), a gas tight chamber is arranged inside the brick core (6), a slit (3) is arranged above the gas tight chamber, protective steel plates (13) are arranged on the inner wall surface of the steel jacket (2), and refractory mortar (7) is filled between the protective steel plates (13).
3. The ladle through slit type air brick according to claim 2, wherein a plurality of the protective steel plates (13) are arranged, and the plurality of protective steel plates (13) are arranged on the inner wall surface of the steel jacket (2) in an equidistance surrounding manner.
4. The straight-through slit type air brick for the steel ladle according to claim 1, wherein a metal vent pipe (5) penetrates through the bottom end of the metal cover plate (4), and the metal vent pipe (5) is in through connection with the gas tight chamber.
5. The straight-through slit type air brick for the ladle according to claim 1, wherein the fixture block (14) is in interference fit with the sealing groove (11).
6. The straight-through slit type air brick for the ladle according to claim 1, wherein a plurality of fixing bolts (9) are provided, and the plurality of fixing bolts (9) are fixed on the bottom end surface of the metal cover plate (4) in a surrounding manner at equal intervals.
7. The straight-through slit type air brick for the ladle according to claim 4, wherein the metal cover plate (4) is integrally formed with the metal vent pipe (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122098018.8U CN215593115U (en) | 2021-09-01 | 2021-09-01 | Straight-through slit type air brick for ladle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122098018.8U CN215593115U (en) | 2021-09-01 | 2021-09-01 | Straight-through slit type air brick for ladle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215593115U true CN215593115U (en) | 2022-01-21 |
Family
ID=79885059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122098018.8U Active CN215593115U (en) | 2021-09-01 | 2021-09-01 | Straight-through slit type air brick for ladle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215593115U (en) |
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2021
- 2021-09-01 CN CN202122098018.8U patent/CN215593115U/en active Active
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