CN217781204U

CN217781204U - Novel integral air brick capable of replacing split air brick

Info

Publication number: CN217781204U
Application number: CN202221745373.8U
Authority: CN
Inventors: 熊伟; 蓝亭
Original assignee: Chengdu Futian High Temperature Material Technology Co ltd
Current assignee: Chengdu Futian High Temperature Material Technology Co ltd
Priority date: 2022-07-08
Filing date: 2022-07-08
Publication date: 2022-11-11
Anticipated expiration: 2032-07-08

Abstract

The utility model discloses a novel integral air brick of split type air brick of fungible, include: the brick seat, the whole L type that is of brick seat, the brick seat is inlayed evenly by left to right in proper order and is had first air brick core and third air brick core, third air brick core rear side has the second air brick core to inlay on the brick seat, air brick is equipped with outward to prevent splitting the steel bushing and inlays on the brick seat, the top surface of preventing splitting the steel bushing is higher than the top surface of brick seat, the second air brick core with be provided with the ventilative piece of diffusion on the top surface of third air brick core, the ventilative piece of diffusion sets up in the steel bushing is opened in the crack control. An object of the utility model is to provide a novel integral air brick of split type air brick of fungible aims at life height, and simple structure, also need not extra workman to maintain specially simultaneously and change, when having avoided the breakout risk, makes the cost also reduce by a wide margin.

Description

Novel integral air brick capable of replacing split air brick

Technical Field

The utility model relates to an air brick, concretely relates to novel integral air brick of split type air brick of fungible.

Background

Along with the popularization of external refining of molten steel, various refining modes such as LF, VD, VOD, RH furnaces and the like are also popularized rapidly, various refining furnaces are required to adopt air bricks to blow argon, and the argon blowing time is longer and longer in order to ensure the smelting quality of the molten steel; meanwhile, in order to improve the air brick blowing-through rate, the air brick needs to be subjected to oxygen burning treatment at a hot repair place, so that the burning loss of the air brick is accelerated. Therefore, the service life of the integral air brick cannot be synchronous with that of the ladle slag line brick, the split air brick well solves the problem, and the air brick core can be subjected to hot replacement in the using process. However, the hot replacement and oxygen-burning blowing of the air brick must be completed manually, so that a lot of personnel are required, the labor intensity is high, the air brick breakout accident is easy to occur due to the fact that manual operation is inevitable and leakage is avoided, the breakout accident of the split air brick cannot be avoided basically, and great potential safety hazards exist. In recent years, labor cost rises year by year, skilled workers are not easy to recruit, and huge labor cost of the split type air brick is gradually highlighted.

SUMMERY OF THE UTILITY MODEL

To the problem that exists, the utility model aims to provide a novel integral air brick of the split type air brick of fungible.

In order to realize the above purpose, the utility model discloses a technical scheme is:

a novel integral air brick capable of replacing split air bricks comprises: the brick seat is integrally L-shaped, a first air brick core and a third air brick core are sequentially and uniformly embedded in the brick seat from left to right, the rear side of the third air brick core is provided with a second air brick core which is embedded on the brick seat, the first air brick core is formed by pouring a high-temperature-resistant material, the second air brick core and the third air brick core are formed by pouring multiple high-temperature-resistant materials, a crack-proof steel sleeve is arranged outside all the air brick cores and embedded on the brick seat, the top surface of the crack-proof steel sleeve is higher than the top surface of the brick seat, the top surface of the first air brick core is higher than the top surface of the brick seat, the bottom surface of the first air brick core is lower than the bottom surface of the brick seat, the top surfaces of the second air brick core and the third air brick core are lower than the top surface of the brick seat, the second air brick core and the top surface of the third air brick core are provided with dispersed air blocks, the dispersed air blocks are arranged in the dispersed air brick open steel sleeve, the top surface of the brick seat is higher than the bottom surface of the brick seat, and all the air brick seats are provided with dispersed air brick seats.

Compared with the prior art the beneficial effects of the utility model:

1. the installation is built by laying bricks or stones simply, need not hot change air brick core in the use, need not carry out hot repair to air brick cup, and the using-way is simple, and factor of safety is higher, can save a large amount of manpowers, and use cost descends by a wide margin.

2. The service life is long, the blow-through rate is higher, and the split type air brick can be replaced.

3. The steel leakage risk caused by manual operation errors is avoided without installing and replacing the steel leakage pipe by workers, and the safety coefficient is higher.

4. The influence among the air bricks is avoided, the service life stability of each air brick is ensured, and the using effect is better.

Drawings

FIG. 1 is a top view of a novel integral air brick which can replace a split air brick of the present invention;

FIG. 2 is a left-view cross section of a novel integral air brick capable of replacing a split air brick of the present invention;

fig. 3 is a partially enlarged view of a in fig. 2.

1 is a brick seat, 2 is an anti-cracking steel sleeve, 3 is a first air brick core, 4 is a second air brick core, 5 is a third air brick core, 6 is a dispersion air permeable block, 7 is an air permeable pipe, and 8 is a cavity.

Detailed Description

The present invention will be described in detail with reference to the attached drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making the scope of the present invention more clearly defined.

As shown in fig. 1, the utility model provides an example provides a novel integral air brick of fungible split type air brick, include: brick seat 1, brick seat 1 is whole to be the L type, brick seat 1 is inlayed uniformly in proper order by left to right and is had first air brick core 3 and third air brick core 5, there is second air brick core 4 to inlay third air brick core 5 rear side in the brick seat 1, second air brick core 4 with all be provided with diffuse ventilative piece 6 on the top surface of third air brick core 5, all air bricks all are equipped with the crack control outward and open steel bushing 2 and inlay 1 on the brick seat.

As shown in fig. 2, the top surface of the anti-cracking steel bushing 2 is higher than the top surface of the brick seat 1, the top surface of the first air brick core 3 is higher than the top surface of the brick seat 1, the bottom surface of the first air brick core 3 is lower than the bottom surface of the brick seat 1, the top surfaces of the second air brick core 4 and the third air brick core 5 are lower than the top surface of the brick seat 1, the dispersive air permeable block 6 is arranged in the anti-cracking steel bushing 2, the top surface of the dispersive air permeable block 6 is higher than the top surface of the brick seat 1, the bottom surfaces of all the air permeable bricks are provided with air permeable pipes 7 penetrating through the bottom surface of the brick seat, all the air permeable bricks are large and small, and the length of the first air permeable brick core 3 is greater than the lengths of the second air permeable brick core 4 and the third air permeable brick core 5.

As shown in fig. 2, the bottom surfaces of all the air bricks are lower than the bottom surface of the brick holder 1, and cavities 8 are arranged on the bottom surfaces of all the air bricks and the bottom surface of the brick holder 1.

Furthermore, all the air bricks are fired at the slit high temperature, so that the fired air bricks have high strength and long service life.

Further, first air brick core 3 is pour by a high temperature resistant material and forms, second air brick core 4 with third air brick core 5 is pour by multiple high temperature resistant material and forms, guarantees to blow through the effect, increase of service life.

Furthermore, the top surfaces of the second air brick core 4 and the third air brick core 5 are both provided with a dispersion air permeable block 6, the dispersion air permeable block 6 is arranged in the anti-cracking open steel sleeve 2, the top surface of the dispersion air permeable block 6 is higher than the top surface of the brick seat 1, so that air can conveniently pass through the air permeable bricks, and after being blown into an air permeable brick cavity 8 through an air permeable pipe 7, the air is blown into molten steel through the dispersion air permeable block 6 to stir the molten steel, so that the air permeable bricks are easier to burn, the operation is more convenient, and the air permeable effect of the first air brick core 3 after switching is better; meanwhile, when abnormal switching use is caused by various reasons, the second air brick core 4 and the third air brick core 5 covered by the dispersion block 6 can be immediately put into use, so that the blowing-through effect is ensured; therefore, the blow-through rate is higher.

Furtherly, all air brick all are one end big, and one end is little cylindricly, is the microcephaly last, and the major part is inlaying, first air brick core 3's length is greater than second air brick core 4 with the stirring effect of different ventilative positions can be guaranteed to the length of third air brick core 5, and the effective thickness of air brick cup is thicker simultaneously, has reduceed the mutual influence in the use of 3 brick cores.

Furthermore, the crack-resistant steel sleeve 2 is cylindrical with one large end and one small end, the small end is arranged on the crack-resistant steel sleeve, the large end is embedded, the top surface of the crack-resistant steel sleeve 2 is higher than the brick seat 1, so that the influence among the air brick cores can be reduced, the service life and the stability of the air brick are effectively prolonged, and meanwhile, when the brick seat 1 cracks or peels off abnormally, the crack can be effectively prevented from expanding, and the crack is prevented from expanding to the peripheral air brick.

Furthermore, the bottom surfaces of all the air brick cores are arranged in the brick seat 1, and the bottom surfaces of all the air brick cores and the bottom surface of the brick seat 1 are provided with the cavity 8, so that the blow-through rate can be improved.

Further, the distance 4 between the third air brick core 5 and the first air brick core 3 and the second air brick core is equal, the third air brick core 5 is arranged to be used in the last round, the influence of the third air brick core 5 can be reduced when the first air brick core 3 and the second air brick core 4 are used, and the accumulated service life of the three integral air brick cores is equivalent to the use effect of the plurality of air brick cores after the split air brick is subjected to hot replacement.

The working principle is as follows: the first gas permeable brick core 3 is preferentially used, and when the gas permeable brick reaches the design life of the first gas permeable brick core 3, the second gas permeable brick core 4 is used, and finally the third gas permeable brick core 5 is used.

The above is the detailed implementation manner of the present invention, and to those skilled in the art, it is no longer possible to make a plurality of improvements and decorations on the premise of the principle of the present invention, and these improvements and decorations are also regarded as the protection scope of the present invention.

Claims

1. The utility model provides a novel integral air brick of fungible split type air brick which characterized in that includes: brick seat (1), brick seat (1) wholly is the L type, brick seat (1) is inlayed evenly by a left side to the right side in proper order and is had first air brick core (3) and third air brick core (5), third air brick core (5) rear side is equipped with second air brick core (4) and inlays in brick seat (1), third air brick core (5) extremely the distance of first air brick core (3) and extremely the distance of second air brick core (4) equals, second air brick core (4) with all be provided with dispersed ventilative piece (6) on the top surface of third air brick core (5), all air brick cores overcoat are equipped with and inlay the crack control of (1) steel bushing (2) of opening on the brick seat.

2. The novel integral air brick capable of replacing split-type air bricks according to claim 1 is characterized in that: the first air brick core (3) is formed by pouring one high-temperature-resistant material, and the second air brick core (4) and the third air brick core (5) are formed by pouring various high-temperature-resistant materials.

3. The novel integral air brick capable of replacing split-type air bricks according to claim 1 is characterized in that: the top surface of the anti-cracking steel sleeve (2) is higher than the top surface of the brick seat (1).

4. The novel integral air brick capable of replacing split-type air bricks according to claim 1 is characterized in that: the top surface of the first air brick core (3) is higher than the top surface of the brick seat (1), the bottom surface of the first air brick core (3) is lower than the bottom surface of the brick seat (1), and the top surfaces of the second air brick core (4) and the third air brick core (5) are lower than the top surface of the brick seat (1).

5. The novel integral air brick capable of replacing split-type air bricks according to claim 1 is characterized in that: the dispersion air permeable block (6) is arranged in the anti-cracking steel sleeve (2), and the top surface of the dispersion air permeable block (6) is higher than that of the brick seat (1).

6. The novel integral air brick capable of replacing split-type air bricks according to claim 1 is characterized in that: the bottom of all the air brick cores is located on the brick seat (1), a cavity (8) is formed between the bottom of each air brick core and the brick seat (1), and the cavity (8) is connected with an air vent pipe (7) penetrating through the bottom of the brick seat (1).

7. The novel integral air brick capable of replacing the split air brick according to claim 1 is characterized in that: all the air brick cores are fired at a slit type high temperature.

8. The novel integral air brick capable of replacing split-type air bricks according to claim 1 is characterized in that: all the air brick cores are cylindrical with one large end and one small end, the small end is arranged above the large end, the length of the first air brick core (3) is larger than that of the second air brick core (4) and that of the third air brick core (5).

9. The novel integral air brick capable of replacing split-type air bricks according to claim 1 is characterized in that: the anti-cracking steel sleeve (2) is cylindrical with one large end and one small end, the small end is arranged above the large end, and the top surface of the anti-cracking steel sleeve (2) is higher than the brick seat (1).