CN213916089U

CN213916089U - Low-heat-conduction A1203-SiC-C brick for composite torpedo tank

Info

Publication number: CN213916089U
Application number: CN202022791311.8U
Authority: CN
Inventors: 巴涛涛; 李纪伟; 李天学; 贾博; 王崇江
Original assignee: Henan Higer Refractories Co ltd
Current assignee: Henan Higer Refractories Co ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-08-10
Anticipated expiration: 2030-11-27

Abstract

The utility model discloses a compound torpedo jar is with low heat conduction A1203-SiC-C brick, including the brick body, first convex surface, second convex surface, first recess, first lug, second lug and second recess, first convex surface is installed to the left end of the brick body, and the right-hand member of the brick body is provided with the second convex surface to first recess has been seted up to the upper end of the brick body, first lug and second lug are installed respectively to the upper and lower both ends of the brick body, and the lower extreme of the brick body has seted up the second recess. This compound type low heat conduction A1203-SiC-C brick for torpedo ladle improves anti-scouring, wear-resisting ability of brick body seam department through the area of contact between the brick body when enlarging to build by laying bricks or stones, prevents that the seam from being in the effect that molten iron, molten steel and slag are long-term to corrode and shortening the life of torpedo ladle, and can strengthen the thermal insulation performance of torpedo ladle, improves the preliminary treatment effect of torpedo ladle to the molten iron, can avoid the torpedo ladle noise pollution to appear in the use simultaneously, and influence staff's normal use.

Description

Low-heat-conduction A1203-SiC-C brick for composite torpedo tank

Technical Field

The utility model relates to a torpedo jar technical field specifically is a compound torpedo jar is with low heat conduction A1203-SiC-C brick.

Background

The torpedo tank is a device for storing and transporting molten iron, and can be used for carrying out molten iron pretreatment technology in the torpedo tank, with the progress of scientific technology and the continuous improvement of production and living requirements, and because the A1203-SiC-C brick (aluminum silicon carbide carbon brick) has good performances of melting loss resistance, scouring resistance, thermal shock resistance and the like, the working layer refractory material of the torpedo tank is gradually replaced by the A1203-SiC-C brick from a clay brick, however, the existing low-heat-conductivity A1203-SiC-C brick for the composite torpedo tank has the following problems:

the existing low-heat-conduction A1203-SiC-C brick for the composite torpedo tank is easily corroded at the joint between the brick and the brick under the scouring action of molten iron, molten steel and slag in the torpedo tank, and gradually extends outwards to influence the service life of the torpedo tank, meanwhile, the torpedo tank can generate noise pollution in the using process, and the existing low-heat-conduction A1203-SiC-C brick for the composite torpedo tank cannot well avoid noise pollution.

We propose a low thermal conductivity a1203-SiC-C brick for composite torpedo cars in order to solve the problems proposed in the above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a compound torpedo jar is with low heat conduction A1203-SiC-C brick to solve the problem on the existing market that the above-mentioned background art provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a compound torpedo jar is with low heat conduction A-SiC-C brick, includes the brick body, first convex surface, second convex surface, first recess, first lug, second lug and second recess, first convex surface is installed to the left end of the brick body, and the right-hand member of the brick body is provided with the second convex surface to first recess has been seted up to the upper end of the brick body, first lug and second lug are installed respectively to the upper and lower both ends of the brick body, and the second recess has been seted up to the lower extreme of the brick body.

Preferably, the two sides of the brick body are respectively provided with an inner brick surface and an outer brick surface, and hot galvanized steel wire meshes are arranged inside the inner brick surface and the outer brick surface.

Preferably, install first heat preservation, sound absorption layer and second heat preservation between interior brick face and the outer brick face, and first heat preservation and second heat preservation are the polyurethane material to the sound absorption layer is the foaming cement material.

Preferably, the first convex surface and the second convex surface are both designed in a winding structure, and the radians of the first convex surface and the second convex surface are matched with each other.

Preferably, the first bump is designed to be of a diamond structure, and the first bump and the first groove form clearance fit.

Preferably, the second bumps are distributed at the lower end of the brick body at equal intervals, and the second bumps and the second grooves form concave-convex matching.

Compared with the prior art, the beneficial effects of the utility model are that: the composite type A1203-SiC-C brick with low heat conduction for the torpedo tank;

1. the first convex surface and the first convex block are arranged, so that when the composite type low-heat-conduction A1203-SiC-C brick for the torpedo tank is used, due to the mutual matching of radians between the first convex surface and the second convex surface, and due to the concave-convex matching between the first convex block and the first groove and the clearance matching between the second convex block and the second groove, the contact area between the two brick bodies can be enlarged, the anti-scouring capability of the joint of the brick bodies is improved, and the service life of the torpedo tank is prolonged;

2. be provided with first heat preservation and sound absorption layer for when using this compound torpedo jar with low heat conduction A1203-SiC-C brick, under the effect of first heat preservation and second heat preservation that the polyurethane material set up, can improve the thermal insulation performance of torpedo jar, reduce the heat conductivity of torpedo jar, improve the efficiency to molten iron preliminary treatment, the effect on the sound absorption layer under the brick body passes through the foaming cement material simultaneously, can reduce noise pollution.

Drawings

FIG. 1 is a schematic view of a front cross-sectional structure of the present invention;

FIG. 2 is a schematic view of a brick of the present invention;

FIG. 3 is a schematic view of the brick body of the present invention;

fig. 4 is a schematic view of the brick body side-looking three-dimensional structure of the present invention.

In the figure: 1. a brick body; 101. an inner brick surface; 102. an outer brick surface; 103. a first insulating layer; 104. a sound absorbing layer; 105. a second insulating layer; 106. hot galvanizing a steel wire mesh; 2. a first convex surface; 3. a second convex surface; 4. a first groove; 5. a first bump; 6. a second bump; 7. a second groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a low-heat-conduction A1203-SiC-C brick for a composite torpedo ladle comprises a brick body 1, an inner brick surface 101, an outer brick surface 102, a first heat preservation layer 103, a sound absorption layer 104, a second heat preservation layer 105, a hot-galvanized steel wire mesh 106, a first convex surface 2, a second convex surface 3, a first groove 4, a first lug 5, a second lug 6 and a second groove 7, wherein the first convex surface 2 is installed at the left end of the brick body 1, the second convex surface 3 is arranged at the right end of the brick body 1, the first groove 4 is formed in the upper end of the brick body 1, the first lug 5 and the second lug 6 are installed at the upper end and the lower end of the brick body 1 respectively, and the second groove 7 is formed in the lower end of the brick body 1;

an inner brick surface 101 and an outer brick surface 102 are respectively arranged on two sides of a brick body 1, hot galvanized steel wire meshes 106 are respectively arranged inside the inner brick surface 101 and the outer brick surface 102, a first heat preservation layer 103, a sound absorption layer 104 and a second heat preservation layer 105 are arranged between the inner brick surface 101 and the outer brick surface 102, the first heat preservation layer 103 and the second heat preservation layer 105 are both made of polyurethane materials, and the sound absorption layer 104 is made of foaming cement materials, so that when the composite type low-heat-conductivity A1203-SiC-C brick for the torpedo ladle is used, the corrosion resistance and the strength of the brick body 1 can be improved under the action of the hot galvanized steel wire meshes 106 arranged inside the inner brick surface 101 and the outer brick surface 102, the polyurethane materials are heat preservation materials with better international performance, the heat preservation performance of the brick body 1 can be improved, the heat conductivity of the brick body 1 is reduced, the pretreatment effect of the torpedo ladle on molten iron is promoted, and the foaming cement has good heat preservation effect, the sound absorption effect is achieved, so that noise pollution generated by the torpedo can in use can be reduced;

the first convex surface 2 and the second convex surface 3 are designed to be in a winding structure, the radians of the first convex surface 2 and the second convex surface 3 are matched with each other, the first bump 5 is designed to be in a diamond structure, the first convex blocks 5 and the first grooves 4 form clearance fit, the second convex blocks 6 are distributed at the lower end of the brick body 1 at equal intervals, and the second convex block 6 and the second concave groove 7 form concave-convex matching, so that when the brick body 1 is built, the contact area of the joint at the left side and the right side of the brick body 1 can be enlarged through the matching action of the radians between the first convex surface 2 and the second convex surface 3, meanwhile, under the concave-convex matching action between the first bump 5 and the first groove 4 and the clearance matching action between the second bump 6 and the second groove 7, the sealing performance of the joints at the upper end and the lower end of the brick body 1 can be improved, so that molten iron, molten steel and slag are not easy to wash brick joints, and the service life of the torpedo ladle is prolonged.

The working principle is as follows: when the composite type low-thermal-conductivity A1203-SiC-C brick for the torpedo ladle is used, as shown in fig. 1 and fig. 4, the brick body 1 consists of an inner brick surface 101, an outer brick surface 102, a first heat preservation layer 103, a sound absorption layer 104 and a second heat preservation layer 105, when the composite type low-thermal-conductivity A1203-SiC-C brick for the torpedo ladle is used, the corrosion resistance and the strength of the brick body 1 can be improved under the action of hot galvanized steel wire meshes 106 which are arranged in the inner brick surface 101 and the outer brick surface 102, and a polyurethane material is a heat preservation material with good international performance, so that the heat preservation performance of the brick body 1 can be improved, the thermal conductivity of the brick body 1 is reduced, the pretreatment effect of the torpedo ladle on molten iron is promoted, and the foamed cement has good heat preservation effect and sound absorption effect, so that the noise pollution generated by the torpedo ladle in use can be reduced;

as shown in figures 1-3, when the brick body 1 is built, the contact area of the seam parts at the left and right sides of the brick body 1 can be enlarged through the mutual matching of radians between the first convex surface 2 and the second convex surface 3, meanwhile, the concave-convex matching action between the first lug 5 and the first groove 4 and the clearance matching action between the second lug 6 and the second groove 7 can improve the tightness of the seam parts at the upper and lower ends of the brick body 1, so that molten iron, molten steel and slag are not easy to wash out the seam parts, the service life of the torpedo tank is prolonged, and the practicability of the brick body 1 is improved.

Those not described in detail in this specification are within the skill of the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a compound torpedo jar is with low heat conduction A1203-SiC-C brick, includes the brick body (1), first convex surface (2), second convex surface (3), first recess (4), first lug (5), second lug (6) and second recess (7), its characterized in that: first convex surface (2) are installed to the left end of the brick body (1), and the right-hand member of the brick body (1) is provided with second convex surface (3) to first recess (4) have been seted up to the upper end of the brick body (1), first lug (5) and second lug (6) are installed respectively to the upper and lower both ends of the brick body (1), and second recess (7) have been seted up to the lower extreme of the brick body (1).

2. The low-thermal-conductivity A1203-SiC-C brick for the composite torpedo ladle as claimed in claim 1, wherein: an inner brick surface (101) and an outer brick surface (102) are respectively arranged on two sides of the brick body (1), and hot galvanized steel wire meshes (106) are arranged inside the inner brick surface (101) and the outer brick surface (102).

3. The low-thermal-conductivity A1203-SiC-C brick for the composite torpedo ladle as claimed in claim 2, wherein: a first heat-insulating layer (103), a sound-absorbing layer (104) and a second heat-insulating layer (105) are arranged between the inner brick surface (101) and the outer brick surface (102), the first heat-insulating layer (103) and the second heat-insulating layer (105) are both made of polyurethane materials, and the sound-absorbing layer (104) is made of foamed cement materials.

4. The low-thermal-conductivity A1203-SiC-C brick for the composite torpedo ladle as claimed in claim 1, wherein: the first convex surface (2) and the second convex surface (3) are both designed in a winding structure, and the radians of the first convex surface (2) and the second convex surface (3) are matched with each other.

5. The low-thermal-conductivity A1203-SiC-C brick for the composite torpedo ladle as claimed in claim 1, wherein: the first bump (5) is designed to be of a diamond structure, and the first bump (5) and the first groove (4) form clearance fit.

6. The composite type A1203-SiC-C brick with low heat conduction for the torpedo ladle as claimed in claim 1 is characterized in that the second bumps (6) are distributed at the lower end of the brick body (1) at equal intervals, and the second bumps (6) and the second grooves (7) form concave-convex matching.