CN214747242U

CN214747242U - Anti-spalling refractory brick

Info

Publication number: CN214747242U
Application number: CN202121031782.7U
Authority: CN
Inventors: 张建长; 张峰; 李书峰; 白顺兴
Original assignee: Zhengzhou Aoda Refractory Co ltd
Current assignee: Zhengzhou Aoda Refractory Co ltd
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2021-11-16
Anticipated expiration: 2031-05-14

Abstract

The utility model belongs to the technical field of resistant firebrick, a prevent layer crack resistant firebrick is related to, wherein, including first brick layer, second brick layer, third brick layer, fourth brick layer, wearing layer, high temperature resistant layer, prevent layer and the compression layer of splitting. Its beneficial effects are, in the lug card that passes through the setting advances the recess, can improve the concatenation efficiency between a plurality of resistant firebricks, joint strength is higher between the adjacent resistant firebrick about making, through setting up the wearing layer, ceramic coating makes first brick layer, the second brick layer, the third brick layer, the fourth brick layer, high temperature resistant layer, crack prevention layer and compression resistance layer surface all have good wear-resisting, it is corrosion-resistant, high rigidity and high temperature resistance performance, can reduce the wearing and tearing of resistant firebrick, thereby guarantee the life of resistant firebrick, through setting up high temperature resistant layer, can strengthen the fire resistance of resistant firebrick, set up the compressive strength that the compressive layer can strengthen resistant firebrick, set up crack prevention layer, strengthen resistant firebrick's structural stability and intensity, can effectively prevent resistant firebrick and produce the spalling.

Description

Anti-spalling refractory brick

Technical Field

The utility model belongs to the technical field of resistant firebrick, concretely relates to prevent spalling resistant firebrick.

Background

The refractory brick is called firebrick for short, and is a refractory material fired by refractory clay or other refractory raw materials. The brick is light yellow or brown, is mainly used for building smelting furnaces, and can resist the high temperature of 1, 580-1 and 770 ℃. Also called fire brick. A shaped and sized refractory material. Chinese patent discloses a spalling-preventing silica brick (patent number: 201920617356.8), which comprises a first silica brick layer, a first burning bearing net, a second silica brick layer and a second burning bearing net, wherein the first burning bearing net is arranged at the lower end of the first silica brick layer. The beneficial effects are as follows: through setting up first holding and burning the net and the second holds and burns the net, make people carry out the in-process of sintering to the silica brick, the spalling prevention effect of silica brick has been improved, the spalling prevention effect of silica brick has been strengthened, through setting up main stiffener and vice stiffener, make people at the in-process to silica brick extrusion, the body pressing degree of consistency has been strengthened, thereby make the spalling prevention ability of silica brick strengthen, even people used the in-process silica brick of silica brick to take place the phenomenon of spalling after the sintering simultaneously, also can be at first holding and burn the net, the second holds and burns the net, under the effect of main stiffener and vice stiffener, the practicality of silica brick has been strengthened.

But the service life of the refractory brick is influenced to a certain extent by neglecting the compression resistance, wear resistance and high temperature resistance of the refractory brick besides the anti-spalling of the refractory brick.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a prevent spalling resistant firebrick, it has solved and has neglected resistant firebrick crushing resistance, wearability and the technical problem of high temperature resistance.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a prevent splitting resistant brick, includes first brick layer, second brick layer, third brick layer, fourth brick layer, wearing layer, high temperature resistant layer, prevents splitting layer and resistance to compression layer, be provided with the resistance to compression layer between first brick layer and the second brick layer, be provided with the anti-splitting layer between second brick layer and the third brick layer, be provided with high temperature resistant layer between third brick layer and the fourth brick layer.

As a further aspect of the present invention: the top of the first brick layer is provided with a groove, the bottom of the fourth brick layer is fixedly connected with a lug, and the groove is matched with the lug.

As a further aspect of the present invention: the surface of the first brick layer, the second brick layer, the third brick layer, the fourth brick layer, the high temperature resistant layer, the anti-cracking layer and the pressure-resistant layer is provided with a wear-resistant layer, and the wear-resistant layer is a ceramic coating.

As a further aspect of the present invention: the high-temperature resistant layer is made of refractory fibers, the anti-cracking layer is made of anti-cracking mortar, and the pressure resistant layer is made of basalt fibers.

As a further aspect of the present invention: the first brick layer, the second brick layer, the third brick layer, the fourth brick layer, the wear-resistant layer, the high temperature resistant layer, the anti-cracking layer and the compression-resistant layer are all internally provided with heat dissipation holes.

As a further aspect of the present invention: the lug and the groove are both in a dovetail structure.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this prevent spalling resistant firebrick, in the lug card through setting up advances the recess, can improve the concatenation efficiency between a plurality of resistant firebricks, joint strength is higher between the adjacent resistant firebrick about making, through setting up the wearing layer, ceramic coating makes first brick layer, second brick layer, third brick layer, fourth brick layer, high temperature resistant layer, crack prevention layer and resistance to compression layer surface all have good wear-resisting, it is corrosion-resistant, high hardness and high temperature resistance performance, can reduce resistant firebrick's wearing and tearing, thereby guarantee resistant firebrick's life.

2. This prevent spalling resistant firebrick through setting up high temperature resistant layer, can strengthen resistant firebrick's fire strength, sets up the compressive strength that the compressive strength layer can strengthen resistant firebrick, sets up the spalling resistant layer, strengthens resistant firebrick's structural stability and intensity, can prevent effectively that resistant firebrick from producing the spalling, through setting up the louvre, with the inside expanded air escape when resistant firebrick receives the heat, effectively prevents that the deformation that expend with heat and contract with cold arouses from leading to the fracture.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a front view section of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a schematic structural view of the utility model shown in fig. 2;

in the figure: 1. a first brick layer; 2. a second brick layer; 3. a third brick layer; 4. a fourth brick layer; 5. heat dissipation holes; 6. a bump; 7. a high temperature resistant layer; 8. an anti-cracking layer; 9. a pressure resistant layer; 10. a wear layer; 11. and (4) a 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.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a prevent splitting firebrick, including first brick layer 1, second brick layer 2, third brick layer 3, fourth brick layer 4, wearing layer 10, high temperature resistant layer 7, crack control layer 8 and resistance to compression layer 9, be provided with resistance to compression layer 9 between first brick layer 1 and the second brick layer 2, be provided with between second brick layer 2 and the third brick layer 3 and prevent splitting layer 8, be provided with high temperature resistant layer 7 between third brick layer 3 and the fourth brick layer 4, recess 11 is seted up at first brick layer 1's top, the bottom fixedly connected with lug 6 on fourth brick layer 4, recess 11 and lug 6 phase-match, lug 6 card through setting up is into in recess 11, can improve the concatenation efficiency between a plurality of firebricks, make between the upper and lower adjacent firebrick joint strength higher.

First brick layer 1, second brick layer 2, third brick layer 3, fourth brick layer 4, high temperature resistant layer 7,

crack control layer

8 and 9 surfaces on resistance to compression layer all are provided with wearing layer 10, wearing layer 10 is ceramic coating, through setting up wearing layer 10, ceramic coating makes first brick layer 1, second brick layer 2, third brick layer 3, fourth brick layer 4, high temperature resistant layer 7,

crack control layer

8 and 9 surfaces on resistance to compression layer all have good wear-resisting, it is corrosion-resistant, high rigidity and high temperature resistance, can reduce the wearing and tearing of resistant firebrick, thereby guarantee resistant firebrick's life.

High temperature resistant layer 7 is refractory fiber, anti-crack layer 8 is anti-crack mortar, anti-compression layer 9 is the basalt fiber, through setting up high temperature resistant layer 7, can strengthen resistant firebrick's fire strength, it can strengthen resistant firebrick's compressive strength to set up anti-compression layer 9, set up anti-crack layer 8, strengthen resistant firebrick's structural stability and intensity, can effectively prevent resistant firebrick to produce the spalling, first brick layer 1, second brick layer 2, third brick layer 3, fourth brick layer 4, wearing layer 10, high temperature resistant layer 7, louvre 5 has all been seted up in anti-crack layer 8 and the anti-compression layer 9, through setting up louvre 5, discharge the air of inside inflation when resistant firebrick receives the heat, effectively prevent the deformation that expend with heat and contract with cold and arouse and lead to the fracture, lug 6 and recess 11 are the dovetail structure.

The utility model discloses a theory of operation does:

when assembling resistant firebrick, make the lug 6 of a resistant firebrick bottom carry out the joint with the recess 11 at another resistant firebrick top, the operation carries out the assembling of a plurality of resistant firebricks repeatedly above, in the use, receive the air escape of heat shock through louvre 5 with inside inflation when resistant firebrick, through wearing layer 10, reducing wear when resistant firebrick uses, when resistant firebrick is in the high temperature condition through resistant high temperature layer 7, strengthen resistant firebrick's fire strength, through the compressive strength of resistant firebrick of compressive layer 9 reinforcing, prevent to resist firebrick through anticracking layer 8 and produce the spalling in the use.

While embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that modifications, alterations, substitutions and variations may be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. The utility model provides a prevent splitting resistant brick, includes first brick layer (1), second brick layer (2), third brick layer (3), fourth brick layer (4), wearing layer (10), high temperature resistant layer (7), prevents splitting layer (8) and resistance to compression layer (9), its characterized in that: be provided with between first brick layer (1) and second brick layer (2) resistance to compression layer (9), be provided with between second brick layer (2) and third brick layer (3) and prevent splitting layer (8), be provided with between third brick layer (3) and fourth brick layer (4) high temperature resistant layer (7).

2. The spall-resistant refractory brick of claim 1, wherein: a groove (11) is formed in the top of the first brick layer (1), a bump (6) is fixedly connected to the bottom of the fourth brick layer (4), and the groove (11) is matched with the bump (6).

3. The spall-resistant refractory brick of claim 1, wherein: the brick comprises a first brick layer (1), a second brick layer (2), a third brick layer (3), a fourth brick layer (4), a high-temperature-resistant layer (7), an anti-cracking layer (8) and a compression-resistant layer (9), wherein the surfaces of the first brick layer, the second brick layer and the compression-resistant layer are all provided with a wear-resistant layer (10), and the wear-resistant layer (10) is a ceramic coating.

4. The spall-resistant refractory brick of claim 1, wherein: the high-temperature resistant layer (7) is made of refractory fibers, the anti-cracking layer (8) is made of anti-cracking mortar, and the pressure resistant layer (9) is made of basalt fibers.

5. The spall-resistant refractory brick of claim 1, wherein: the heat dissipation holes (5) are formed in the first brick layer (1), the second brick layer (2), the third brick layer (3), the fourth brick layer (4), the wear-resistant layer (10), the high-temperature-resistant layer (7), the anti-cracking layer (8) and the pressure-resistant layer (9).

6. The spall-resistant refractory brick of claim 2, wherein: the convex block (6) and the groove (11) are both in a dovetail structure.